diff --git a/components/bibliography.js b/components/bibliography.js index b7424c6..3848af3 100644 --- a/components/bibliography.js +++ b/components/bibliography.js @@ -2,28 +2,28 @@ import bibtexParse from "bibtex-parse-js"; export default function(dom, data) { let el = dom.querySelector('script[type="text/bibliography"]'); + //TODO If we don't have a local element, make a request for the document. - - let rawBib = el.textContent; - console.log(rawBib, bibtexParse.toJSON(rawBib)) - let bibliography = {}; - bibtexParse.toJSON(rawBib).forEach(e => { - bibliography[e.citationKey] = e.entryTags; - bibliography[e.citationKey].type = e.entryType; - }); - - let citations = {}; - var citeTags = [].slice.apply(dom.querySelectorAll("dt-cite")); - citeTags.forEach(el => { - let citationKeys = el.getAttribute("key").split(","); - citationKeys.forEach(key => { - if (bibliography[key]) { - citations[key] = bibliography[key]; - } else { - console.warn("No bibliography entry found for: " + key); - } + if (el) { + let rawBib = el.textContent; + let bibliography = {}; + bibtexParse.toJSON(rawBib).forEach(e => { + bibliography[e.citationKey] = e.entryTags; + bibliography[e.citationKey].type = e.entryType; }); - }); - data.citations = citations; - console.log(data.citations) + + let citations = {}; + var citeTags = [].slice.apply(dom.querySelectorAll("dt-cite")); + citeTags.forEach(el => { + let citationKeys = el.getAttribute("key").split(","); + citationKeys.forEach(key => { + if (bibliography[key]) { + citations[key] = bibliography[key]; + } else { + console.warn("No bibliography entry found for: " + key); + } + }); + }); + data.citations = citations; + } } diff --git a/components/citation.js b/components/citation.js index ef2be91..ed42c8e 100644 --- a/components/citation.js +++ b/components/citation.js @@ -1,9 +1,11 @@ export default function(dom, data) { - - let citations = Object.keys(data.citations).map(c => data.citations[c]); - citations.sort((a, b) => { - return a.author.localeCompare(b.author); - }); + let citations = []; + if (data.citations) { + citations = Object.keys(data.citations).map(c => data.citations[c]); + citations.sort((a, b) => { + return a.author.localeCompare(b.author); + }); + } var citeTags = [].slice.apply(dom.querySelectorAll("dt-cite")); citeTags.forEach(el => { diff --git a/components/front-matter.js b/components/front-matter.js index c83b806..474a6a9 100644 --- a/components/front-matter.js +++ b/components/front-matter.js @@ -4,24 +4,26 @@ export default function(dom, data) { let el = dom.querySelector('script[type="text/front-matter"]'); //TODO If we don't have a local element, make a request for the document. + if (el) { + let text = el.textContent; + let localData = ymlParse.safeLoad(text); - let text = el.textContent; - let localData = ymlParse.safeLoad(text); + data.title = localData.title; + data.description = localData.description; + data.authors = localData.authors.map((author, i) =>{ + let a = {}; + let name = Object.keys(author)[0]; + let names = name.split(" "); + a.firstName = names.slice(0, names.length - 1).join(" "); + a.lastName = names[names.length -1]; + a.personalURL = author[name]; + if(localData.affiliations[i]) { + let affiliation = Object.keys(localData.affiliations[i])[0]; + a.affiliation = affiliation; + a.affiliationURL = localData.affiliations[i][affiliation]; + } + return a; + }); + } - data.title = localData.title; - data.description = localData.description; - data.authors = localData.authors.map((author, i) =>{ - let a = {}; - let name = Object.keys(author)[0]; - let names = name.split(" "); - a.firstName = names.slice(0, names.length - 1).join(" "); - a.lastName = names[names.length -1]; - a.personalURL = author[name]; - if(localData.affiliations[i]) { - let affiliation = Object.keys(localData.affiliations[i])[0]; - a.affiliation = affiliation; - a.affiliationURL = localData.affiliations[i][affiliation]; - } - return a; - }); } diff --git a/components/meta.js b/components/meta.js index 3a1a6f3..8ce9753 100644 --- a/components/meta.js +++ b/components/meta.js @@ -1,6 +1,6 @@ export default function(dom, data) { let head = dom.querySelector("head"); - + appendHtml(head, ` @@ -62,12 +62,15 @@ export default function(dom, data) { `) }); - Object.keys(data.citations).forEach(key => { - console.log(key); - appendHtml(head, ` - - `); - }); + if (data.citations) { + let citationKeys = Object.keys(data.citations); + citationKeys.forEach(key => { + console.log(key); + appendHtml(head, ` + + `); + }); + } } diff --git a/dist/template.min.js b/dist/template.min.js index 65fa267..f90c108 100644 --- a/dist/template.min.js +++ b/dist/template.min.js @@ -1,4 +1,4 @@ -var dl=function(){"use strict";function t(t){return"undefined"==typeof t||null===t}function e(t){return"object"==typeof t&&null!==t}function n(e){return Array.isArray(e)?e:t(e)?[]:[e]}function i(t,e){var n,i,r,o;if(e)for(o=Object.keys(e),n=0,i=o.length;n=0&&(e=e.slice(1)),".inf"===e?1===n?Number.POSITIVE_INFINITY:Number.NEGATIVE_INFINITY:".nan"===e?NaN:e.indexOf(":")>=0?(e.split(":").forEach(function(t){r.unshift(parseFloat(t,10))}),e=0,i=1,r.forEach(function(t){e+=t*i,i*=60}),n*e):n*parseFloat(e,10)}function E(t,e){var n;if(isNaN(t))switch(e){case"lowercase":return".nan";case"uppercase":return".NAN";case"camelcase":return".NaN"}else if(Number.POSITIVE_INFINITY===t)switch(e){case"lowercase":return".inf";case"uppercase":return".INF";case"camelcase":return".Inf"}else if(Number.NEGATIVE_INFINITY===t)switch(e){case"lowercase":return"-.inf";case"uppercase":return"-.INF";case"camelcase":return"-.Inf"}else if(rn.isNegativeZero(t))return"-0.0";return n=t.toString(10),sn.test(n)?n.replace("e",".e"):n}function j(t){return"[object Number]"===Object.prototype.toString.call(t)&&(t%1!==0||rn.isNegativeZero(t))}function O(t){return null!==t&&(null!==fn.exec(t)||null!==gn.exec(t))}function L(t){var e,n,i,r,o,a,s,l,c,u,p=0,h=null;if(e=fn.exec(t),null===e&&(e=gn.exec(t)),null===e)throw new Error("Date resolve error");if(n=+e[1],i=+e[2]-1,r=+e[3],!e[4])return new Date(Date.UTC(n,i,r));if(o=+e[4],a=+e[5],s=+e[6],e[7]){for(p=e[7].slice(0,3);p.length<3;)p+="0";p=+p}return e[9]&&(l=+e[10],c=+(e[11]||0),h=6e4*(60*l+c),"-"===e[9]&&(h=-h)),u=new Date(Date.UTC(n,i,r,o,a,s,p)),h&&u.setTime(u.getTime()-h),u}function I(t){return t.toISOString()}function T(t){return"<<"===t||null===t}function N(){throw new Error("Dynamic requires are not currently supported by rollup-plugin-commonjs")}function M(t,e){return e={exports:{}},t(e,e.exports),e.exports}function F(t){if(null===t)return!1;var e,n,i=0,r=t.length,o=An;for(n=0;n64)){if(e<0)return!1;i+=6}return i%8===0}function q(t){var e,n,i=t.replace(/[\r\n=]/g,""),r=i.length,o=An,a=0,s=[];for(e=0;e>16&255),s.push(a>>8&255),s.push(255&a)),a=a<<6|o.indexOf(i.charAt(e));return n=r%4*6,0===n?(s.push(a>>16&255),s.push(a>>8&255),s.push(255&a)):18===n?(s.push(a>>10&255),s.push(a>>2&255)):12===n&&s.push(a>>4&255),Pe?new Pe(s):s}function z(t){var e,n,i="",r=0,o=t.length,a=An;for(e=0;e>18&63],i+=a[r>>12&63],i+=a[r>>6&63],i+=a[63&r]),r=(r<<8)+t[e];return n=o%3,0===n?(i+=a[r>>18&63],i+=a[r>>12&63],i+=a[r>>6&63],i+=a[63&r]):2===n?(i+=a[r>>10&63],i+=a[r>>4&63],i+=a[r<<2&63],i+=a[64]):1===n&&(i+=a[r>>2&63],i+=a[r<<4&63],i+=a[64],i+=a[64]),i}function D(t){return Pe&&Pe.isBuffer(t)}function $(t){if(null===t)return!0;var e,n,i,r,o,a=[],s=t;for(e=0,n=s.length;e3)return!1;if("/"!==e[e.length-i.length-1])return!1}return!0}function V(t){var e=t,n=/\/([gim]*)$/.exec(t),i="";return"/"===e[0]&&(n&&(i=n[1]),e=e.slice(1,e.length-i.length-1)),new RegExp(e,i)}function Z(t){var e="/"+t.source+"/";return t.global&&(e+="g"),t.multiline&&(e+="m"),t.ignoreCase&&(e+="i"),e}function X(t){return"[object RegExp]"===Object.prototype.toString.call(t)}function Q(t){if(null===t)return!1;try{var e="("+t+")",n=kn.parse(e,{range:!0});return"Program"===n.type&&1===n.body.length&&"ExpressionStatement"===n.body[0].type&&"FunctionExpression"===n.body[0].expression.type}catch(t){return!1}}function tt(t){var e,n="("+t+")",i=kn.parse(n,{range:!0}),r=[];if("Program"!==i.type||1!==i.body.length||"ExpressionStatement"!==i.body[0].type||"FunctionExpression"!==i.body[0].expression.type)throw new Error("Failed to resolve function");return i.body[0].expression.params.forEach(function(t){r.push(t.name)}),e=i.body[0].expression.body.range,new Function(r,n.slice(e[0]+1,e[1]-1))}function et(t){return t.toString()}function nt(t){return"[object Function]"===Object.prototype.toString.call(t)}function it(t){return 10===t||13===t}function rt(t){return 9===t||32===t}function ot(t){return 9===t||32===t||10===t||13===t}function at(t){return 44===t||91===t||93===t||123===t||125===t}function st(t){var e;return 48<=t&&t<=57?t-48:(e=32|t,97<=e&&e<=102?e-97+10:-1)}function lt(t){return 120===t?2:117===t?4:85===t?8:0}function ct(t){return 48<=t&&t<=57?t-48:-1}function ut(t){return 48===t?"\0":97===t?"":98===t?"\b":116===t?"\t":9===t?"\t":110===t?"\n":118===t?"\v":102===t?"\f":114===t?"\r":101===t?"":32===t?" 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References

\n \n

Errors, Reuse, and Citation

\n

If you see mistakes or want to suggest changes, please submit a pull request on github.

\n

Diagrams and text are licensed under Creative Commons Attribution CC-BY 2.0, unless noted otherwise, with the source available on available on github. The figures that have been reused from other sources don\'t fall under this license and can be recognized by a note in their caption: “Figure from …”.

\n

For attribution in academic contexts, please cite this work as

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BibTeX citation
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diff --git a/dist/template.min.js.map b/dist/template.min.js.map
index fdef25a..a4caaf5 100644
--- a/dist/template.min.js.map
+++ b/dist/template.min.js.map
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' ' + this.mark.toString() : '');\n}\n\n\n// Inherit from Error\nYAMLException.prototype = Object.create(Error.prototype);\nYAMLException.prototype.constructor = YAMLException;\n\n\nYAMLException.prototype.toString = function toString(compact) {\n  var result = this.name + ': ';\n\n  result += this.reason || '(unknown reason)';\n\n  if (!compact && this.mark) {\n    result += ' ' + this.mark.toString();\n  }\n\n  return result;\n};\n\n\nmodule.exports = YAMLException;\n","'use strict';\n\n\nvar common = require('./common');\n\n\nfunction Mark(name, buffer, position, line, column) {\n  this.name     = name;\n  this.buffer   = buffer;\n  this.position = position;\n  this.line     = line;\n  this.column   = column;\n}\n\n\nMark.prototype.getSnippet = function getSnippet(indent, maxLength) {\n  var head, start, tail, end, snippet;\n\n  if (!this.buffer) return null;\n\n  indent = indent || 4;\n  maxLength = maxLength || 75;\n\n  head = '';\n  start = this.position;\n\n  while (start > 0 && '\\x00\\r\\n\\x85\\u2028\\u2029'.indexOf(this.buffer.charAt(start - 1)) === -1) {\n    start -= 1;\n    if (this.position - start > (maxLength / 2 - 1)) {\n      head = ' ... ';\n      start += 5;\n      break;\n    }\n  }\n\n  tail = '';\n  end = this.position;\n\n  while (end < this.buffer.length && '\\x00\\r\\n\\x85\\u2028\\u2029'.indexOf(this.buffer.charAt(end)) === -1) {\n    end += 1;\n    if (end - this.position > (maxLength / 2 - 1)) {\n      tail = ' ... ';\n      end -= 5;\n      break;\n    }\n  }\n\n  snippet = this.buffer.slice(start, end);\n\n  return common.repeat(' ', indent) + head + snippet + tail + '\\n' +\n         common.repeat(' ', indent + this.position - start + head.length) + '^';\n};\n\n\nMark.prototype.toString = function toString(compact) {\n  var snippet, where = '';\n\n  if (this.name) {\n    where += 'in \"' + this.name + '\" ';\n  }\n\n  where += 'at line ' + (this.line + 1) + ', column ' + (this.column + 1);\n\n  if (!compact) {\n    snippet = this.getSnippet();\n\n    if (snippet) {\n      where += ':\\n' + snippet;\n    }\n  }\n\n  return where;\n};\n\n\nmodule.exports = Mark;\n","'use strict';\n\nvar YAMLException = require('./exception');\n\nvar TYPE_CONSTRUCTOR_OPTIONS = [\n  'kind',\n  'resolve',\n  'construct',\n  'instanceOf',\n  'predicate',\n  'represent',\n  'defaultStyle',\n  'styleAliases'\n];\n\nvar YAML_NODE_KINDS = [\n  'scalar',\n  'sequence',\n  'mapping'\n];\n\nfunction compileStyleAliases(map) {\n  var result = {};\n\n  if (map !== null) {\n    Object.keys(map).forEach(function (style) {\n      map[style].forEach(function (alias) {\n        result[String(alias)] = style;\n      });\n    });\n  }\n\n  return result;\n}\n\nfunction Type(tag, options) {\n  options = options || {};\n\n  Object.keys(options).forEach(function (name) {\n    if (TYPE_CONSTRUCTOR_OPTIONS.indexOf(name) === -1) {\n      throw new YAMLException('Unknown option \"' + name + '\" is met in definition of \"' + tag + '\" YAML type.');\n    }\n  });\n\n  // TODO: Add tag format check.\n  this.tag          = tag;\n  this.kind         = options['kind']         || null;\n  this.resolve      = options['resolve']      || function () { return true; };\n  this.construct    = options['construct']    || function (data) { return data; };\n  this.instanceOf   = options['instanceOf']   || null;\n  this.predicate    = options['predicate']    || null;\n  this.represent    = options['represent']    || null;\n  this.defaultStyle = options['defaultStyle'] || null;\n  this.styleAliases = compileStyleAliases(options['styleAliases'] || null);\n\n  if (YAML_NODE_KINDS.indexOf(this.kind) === -1) {\n    throw new YAMLException('Unknown kind \"' + this.kind + '\" is specified for \"' + tag + '\" YAML type.');\n  }\n}\n\nmodule.exports = Type;\n","'use strict';\n\n/*eslint-disable max-len*/\n\nvar common        = require('./common');\nvar YAMLException = require('./exception');\nvar Type          = require('./type');\n\n\nfunction compileList(schema, name, result) {\n  var exclude = [];\n\n  schema.include.forEach(function (includedSchema) {\n    result = compileList(includedSchema, name, result);\n  });\n\n  schema[name].forEach(function (currentType) {\n    result.forEach(function (previousType, previousIndex) {\n      if (previousType.tag === currentType.tag && previousType.kind === currentType.kind) {\n        exclude.push(previousIndex);\n      }\n    });\n\n    result.push(currentType);\n  });\n\n  return result.filter(function (type, index) {\n    return exclude.indexOf(index) === -1;\n  });\n}\n\n\nfunction compileMap(/* lists... */) {\n  var result = {\n        scalar: {},\n        sequence: {},\n        mapping: {},\n        fallback: {}\n      }, index, length;\n\n  function collectType(type) {\n    result[type.kind][type.tag] = result['fallback'][type.tag] = type;\n  }\n\n  for (index = 0, length = arguments.length; index < length; index += 1) {\n    arguments[index].forEach(collectType);\n  }\n  return result;\n}\n\n\nfunction Schema(definition) {\n  this.include  = definition.include  || [];\n  this.implicit = definition.implicit || [];\n  this.explicit = definition.explicit || [];\n\n  this.implicit.forEach(function (type) {\n    if (type.loadKind && type.loadKind !== 'scalar') {\n      throw new YAMLException('There is a non-scalar type in the implicit list of a schema. Implicit resolving of such types is not supported.');\n    }\n  });\n\n  this.compiledImplicit = compileList(this, 'implicit', []);\n  this.compiledExplicit = compileList(this, 'explicit', []);\n  this.compiledTypeMap  = compileMap(this.compiledImplicit, this.compiledExplicit);\n}\n\n\nSchema.DEFAULT = null;\n\n\nSchema.create = function createSchema() {\n  var schemas, types;\n\n  switch (arguments.length) {\n    case 1:\n      schemas = Schema.DEFAULT;\n      types = arguments[0];\n      break;\n\n    case 2:\n      schemas = arguments[0];\n      types = arguments[1];\n      break;\n\n    default:\n      throw new YAMLException('Wrong number of arguments for Schema.create function');\n  }\n\n  schemas = common.toArray(schemas);\n  types = common.toArray(types);\n\n  if (!schemas.every(function (schema) { return schema instanceof Schema; })) {\n    throw new YAMLException('Specified list of super schemas (or a single Schema object) contains a non-Schema object.');\n  }\n\n  if (!types.every(function (type) { return type instanceof Type; })) {\n    throw new YAMLException('Specified list of YAML types (or a single Type object) contains a non-Type object.');\n  }\n\n  return new Schema({\n    include: schemas,\n    explicit: types\n  });\n};\n\n\nmodule.exports = Schema;\n","'use strict';\n\nvar Type = require('../type');\n\nfunction resolveYamlNull(data) {\n  if (data === null) return true;\n\n  var max = data.length;\n\n  return (max === 1 && data === '~') ||\n         (max === 4 && (data === 'null' || data === 'Null' || data === 'NULL'));\n}\n\nfunction constructYamlNull() {\n  return null;\n}\n\nfunction isNull(object) {\n  return object === null;\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:null', {\n  kind: 'scalar',\n  resolve: resolveYamlNull,\n  construct: constructYamlNull,\n  predicate: isNull,\n  represent: {\n    canonical: function () { return '~';    },\n    lowercase: function () { return 'null'; },\n    uppercase: function () { return 'NULL'; },\n    camelcase: function () { return 'Null'; }\n  },\n  defaultStyle: 'lowercase'\n});\n","'use strict';\n\nvar Type = require('../type');\n\nfunction resolveYamlBoolean(data) {\n  if (data === null) return false;\n\n  var max = data.length;\n\n  return (max === 4 && (data === 'true' || data === 'True' || data === 'TRUE')) ||\n         (max === 5 && (data === 'false' || data === 'False' || data === 'FALSE'));\n}\n\nfunction constructYamlBoolean(data) {\n  return data === 'true' ||\n         data === 'True' ||\n         data === 'TRUE';\n}\n\nfunction isBoolean(object) {\n  return Object.prototype.toString.call(object) === '[object Boolean]';\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:bool', {\n  kind: 'scalar',\n  resolve: resolveYamlBoolean,\n  construct: constructYamlBoolean,\n  predicate: isBoolean,\n  represent: {\n    lowercase: function (object) { return object ? 'true' : 'false'; },\n    uppercase: function (object) { return object ? 'TRUE' : 'FALSE'; },\n    camelcase: function (object) { return object ? 'True' : 'False'; }\n  },\n  defaultStyle: 'lowercase'\n});\n","'use strict';\n\nvar common = require('../common');\nvar Type   = require('../type');\n\nfunction isHexCode(c) {\n  return ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) ||\n         ((0x41/* A */ <= c) && (c <= 0x46/* F */)) ||\n         ((0x61/* a */ <= c) && (c <= 0x66/* f */));\n}\n\nfunction isOctCode(c) {\n  return ((0x30/* 0 */ <= c) && (c <= 0x37/* 7 */));\n}\n\nfunction isDecCode(c) {\n  return ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */));\n}\n\nfunction resolveYamlInteger(data) {\n  if (data === null) return false;\n\n  var max = data.length,\n      index = 0,\n      hasDigits = false,\n      ch;\n\n  if (!max) return false;\n\n  ch = data[index];\n\n  // sign\n  if (ch === '-' || ch === '+') {\n    ch = data[++index];\n  }\n\n  if (ch === '0') {\n    // 0\n    if (index + 1 === max) return true;\n    ch = data[++index];\n\n    // base 2, base 8, base 16\n\n    if (ch === 'b') {\n      // base 2\n      index++;\n\n      for (; index < max; index++) {\n        ch = data[index];\n        if (ch === '_') continue;\n        if (ch !== '0' && ch !== '1') return false;\n        hasDigits = true;\n      }\n      return hasDigits;\n    }\n\n\n    if (ch === 'x') {\n      // base 16\n      index++;\n\n      for (; index < max; index++) {\n        ch = data[index];\n        if (ch === '_') continue;\n        if (!isHexCode(data.charCodeAt(index))) return false;\n        hasDigits = true;\n      }\n      return hasDigits;\n    }\n\n    // base 8\n    for (; index < max; index++) {\n      ch = data[index];\n      if (ch === '_') continue;\n      if (!isOctCode(data.charCodeAt(index))) return false;\n      hasDigits = true;\n    }\n    return hasDigits;\n  }\n\n  // base 10 (except 0) or base 60\n\n  for (; index < max; index++) {\n    ch = data[index];\n    if (ch === '_') continue;\n    if (ch === ':') break;\n    if (!isDecCode(data.charCodeAt(index))) {\n      return false;\n    }\n    hasDigits = true;\n  }\n\n  if (!hasDigits) return false;\n\n  // if !base60 - done;\n  if (ch !== ':') return true;\n\n  // base60 almost not used, no needs to optimize\n  return /^(:[0-5]?[0-9])+$/.test(data.slice(index));\n}\n\nfunction constructYamlInteger(data) {\n  var value = data, sign = 1, ch, base, digits = [];\n\n  if (value.indexOf('_') !== -1) {\n    value = value.replace(/_/g, '');\n  }\n\n  ch = value[0];\n\n  if (ch === '-' || ch === '+') {\n    if (ch === '-') sign = -1;\n    value = value.slice(1);\n    ch = value[0];\n  }\n\n  if (value === '0') return 0;\n\n  if (ch === '0') {\n    if (value[1] === 'b') return sign * parseInt(value.slice(2), 2);\n    if (value[1] === 'x') return sign * parseInt(value, 16);\n    return sign * parseInt(value, 8);\n  }\n\n  if (value.indexOf(':') !== -1) {\n    value.split(':').forEach(function (v) {\n      digits.unshift(parseInt(v, 10));\n    });\n\n    value = 0;\n    base = 1;\n\n    digits.forEach(function (d) {\n      value += (d * base);\n      base *= 60;\n    });\n\n    return sign * value;\n\n  }\n\n  return sign * parseInt(value, 10);\n}\n\nfunction isInteger(object) {\n  return (Object.prototype.toString.call(object)) === '[object Number]' &&\n         (object % 1 === 0 && !common.isNegativeZero(object));\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:int', {\n  kind: 'scalar',\n  resolve: resolveYamlInteger,\n  construct: constructYamlInteger,\n  predicate: isInteger,\n  represent: {\n    binary:      function (object) { return '0b' + object.toString(2); },\n    octal:       function (object) { return '0'  + object.toString(8); },\n    decimal:     function (object) { return        object.toString(10); },\n    hexadecimal: function (object) { return '0x' + object.toString(16).toUpperCase(); }\n  },\n  defaultStyle: 'decimal',\n  styleAliases: {\n    binary:      [ 2,  'bin' ],\n    octal:       [ 8,  'oct' ],\n    decimal:     [ 10, 'dec' ],\n    hexadecimal: [ 16, 'hex' ]\n  }\n});\n","'use strict';\n\nvar common = require('../common');\nvar Type   = require('../type');\n\nvar YAML_FLOAT_PATTERN = new RegExp(\n  '^(?:[-+]?(?:[0-9][0-9_]*)\\\\.[0-9_]*(?:[eE][-+][0-9]+)?' +\n  '|\\\\.[0-9_]+(?:[eE][-+][0-9]+)?' +\n  '|[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+\\\\.[0-9_]*' +\n  '|[-+]?\\\\.(?:inf|Inf|INF)' +\n  '|\\\\.(?:nan|NaN|NAN))$');\n\nfunction resolveYamlFloat(data) {\n  if (data === null) return false;\n\n  if (!YAML_FLOAT_PATTERN.test(data)) return false;\n\n  return true;\n}\n\nfunction constructYamlFloat(data) {\n  var value, sign, base, digits;\n\n  value  = data.replace(/_/g, '').toLowerCase();\n  sign   = value[0] === '-' ? -1 : 1;\n  digits = [];\n\n  if ('+-'.indexOf(value[0]) >= 0) {\n    value = value.slice(1);\n  }\n\n  if (value === '.inf') {\n    return (sign === 1) ? Number.POSITIVE_INFINITY : Number.NEGATIVE_INFINITY;\n\n  } else if (value === '.nan') {\n    return NaN;\n\n  } else if (value.indexOf(':') >= 0) {\n    value.split(':').forEach(function (v) {\n      digits.unshift(parseFloat(v, 10));\n    });\n\n    value = 0.0;\n    base = 1;\n\n    digits.forEach(function (d) {\n      value += d * base;\n      base *= 60;\n    });\n\n    return sign * value;\n\n  }\n  return sign * parseFloat(value, 10);\n}\n\n\nvar SCIENTIFIC_WITHOUT_DOT = /^[-+]?[0-9]+e/;\n\nfunction representYamlFloat(object, style) {\n  var res;\n\n  if (isNaN(object)) {\n    switch (style) {\n      case 'lowercase': return '.nan';\n      case 'uppercase': return '.NAN';\n      case 'camelcase': return '.NaN';\n    }\n  } else if (Number.POSITIVE_INFINITY === object) {\n    switch (style) {\n      case 'lowercase': return '.inf';\n      case 'uppercase': return '.INF';\n      case 'camelcase': return '.Inf';\n    }\n  } else if (Number.NEGATIVE_INFINITY === object) {\n    switch (style) {\n      case 'lowercase': return '-.inf';\n      case 'uppercase': return '-.INF';\n      case 'camelcase': return '-.Inf';\n    }\n  } else if (common.isNegativeZero(object)) {\n    return '-0.0';\n  }\n\n  res = object.toString(10);\n\n  // JS stringifier can build scientific format without dots: 5e-100,\n  // while YAML requres dot: 5.e-100. Fix it with simple hack\n\n  return SCIENTIFIC_WITHOUT_DOT.test(res) ? res.replace('e', '.e') : res;\n}\n\nfunction isFloat(object) {\n  return (Object.prototype.toString.call(object) === '[object Number]') &&\n         (object % 1 !== 0 || common.isNegativeZero(object));\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:float', {\n  kind: 'scalar',\n  resolve: resolveYamlFloat,\n  construct: constructYamlFloat,\n  predicate: isFloat,\n  represent: representYamlFloat,\n  defaultStyle: 'lowercase'\n});\n","'use strict';\n\nvar Type = require('../type');\n\nvar YAML_DATE_REGEXP = new RegExp(\n  '^([0-9][0-9][0-9][0-9])'          + // [1] year\n  '-([0-9][0-9])'                    + // [2] month\n  '-([0-9][0-9])$');                   // [3] day\n\nvar YAML_TIMESTAMP_REGEXP = new RegExp(\n  '^([0-9][0-9][0-9][0-9])'          + // [1] year\n  '-([0-9][0-9]?)'                   + // [2] month\n  '-([0-9][0-9]?)'                   + // [3] day\n  '(?:[Tt]|[ \\\\t]+)'                 + // ...\n  '([0-9][0-9]?)'                    + // [4] hour\n  ':([0-9][0-9])'                    + // [5] minute\n  ':([0-9][0-9])'                    + // [6] second\n  '(?:\\\\.([0-9]*))?'                 + // [7] fraction\n  '(?:[ \\\\t]*(Z|([-+])([0-9][0-9]?)' + // [8] tz [9] tz_sign [10] tz_hour\n  '(?::([0-9][0-9]))?))?$');           // [11] tz_minute\n\nfunction resolveYamlTimestamp(data) {\n  if (data === null) return false;\n  if (YAML_DATE_REGEXP.exec(data) !== null) return true;\n  if (YAML_TIMESTAMP_REGEXP.exec(data) !== null) return true;\n  return false;\n}\n\nfunction constructYamlTimestamp(data) {\n  var match, year, month, day, hour, minute, second, fraction = 0,\n      delta = null, tz_hour, tz_minute, date;\n\n  match = YAML_DATE_REGEXP.exec(data);\n  if (match === null) match = YAML_TIMESTAMP_REGEXP.exec(data);\n\n  if (match === null) throw new Error('Date resolve error');\n\n  // match: [1] year [2] month [3] day\n\n  year = +(match[1]);\n  month = +(match[2]) - 1; // JS month starts with 0\n  day = +(match[3]);\n\n  if (!match[4]) { // no hour\n    return new Date(Date.UTC(year, month, day));\n  }\n\n  // match: [4] hour [5] minute [6] second [7] fraction\n\n  hour = +(match[4]);\n  minute = +(match[5]);\n  second = +(match[6]);\n\n  if (match[7]) {\n    fraction = match[7].slice(0, 3);\n    while (fraction.length < 3) { // milli-seconds\n      fraction += '0';\n    }\n    fraction = +fraction;\n  }\n\n  // match: [8] tz [9] tz_sign [10] tz_hour [11] tz_minute\n\n  if (match[9]) {\n    tz_hour = +(match[10]);\n    tz_minute = +(match[11] || 0);\n    delta = (tz_hour * 60 + tz_minute) * 60000; // delta in mili-seconds\n    if (match[9] === '-') delta = -delta;\n  }\n\n  date = new Date(Date.UTC(year, month, day, hour, minute, second, fraction));\n\n  if (delta) date.setTime(date.getTime() - delta);\n\n  return date;\n}\n\nfunction representYamlTimestamp(object /*, style*/) {\n  return object.toISOString();\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:timestamp', {\n  kind: 'scalar',\n  resolve: resolveYamlTimestamp,\n  construct: constructYamlTimestamp,\n  instanceOf: Date,\n  represent: representYamlTimestamp\n});\n","'use strict';\n\nvar Type = require('../type');\n\nfunction resolveYamlMerge(data) {\n  return data === '<<' || data === null;\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:merge', {\n  kind: 'scalar',\n  resolve: resolveYamlMerge\n});\n","'use strict';\n\n/*eslint-disable no-bitwise*/\n\nvar NodeBuffer;\n\ntry {\n  // A trick for browserified version, to not include `Buffer` shim\n  var _require = require;\n  NodeBuffer = _require('buffer').Buffer;\n} catch (__) {}\n\nvar Type       = require('../type');\n\n\n// [ 64, 65, 66 ] -> [ padding, CR, LF ]\nvar BASE64_MAP = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\\n\\r';\n\n\nfunction resolveYamlBinary(data) {\n  if (data === null) return false;\n\n  var code, idx, bitlen = 0, max = data.length, map = BASE64_MAP;\n\n  // Convert one by one.\n  for (idx = 0; idx < max; idx++) {\n    code = map.indexOf(data.charAt(idx));\n\n    // Skip CR/LF\n    if (code > 64) continue;\n\n    // Fail on illegal characters\n    if (code < 0) return false;\n\n    bitlen += 6;\n  }\n\n  // If there are any bits left, source was corrupted\n  return (bitlen % 8) === 0;\n}\n\nfunction constructYamlBinary(data) {\n  var idx, tailbits,\n      input = data.replace(/[\\r\\n=]/g, ''), // remove CR/LF & padding to simplify scan\n      max = input.length,\n      map = BASE64_MAP,\n      bits = 0,\n      result = [];\n\n  // Collect by 6*4 bits (3 bytes)\n\n  for (idx = 0; idx < max; idx++) {\n    if ((idx % 4 === 0) && idx) {\n      result.push((bits >> 16) & 0xFF);\n      result.push((bits >> 8) & 0xFF);\n      result.push(bits & 0xFF);\n    }\n\n    bits = (bits << 6) | map.indexOf(input.charAt(idx));\n  }\n\n  // Dump tail\n\n  tailbits = (max % 4) * 6;\n\n  if (tailbits === 0) {\n    result.push((bits >> 16) & 0xFF);\n    result.push((bits >> 8) & 0xFF);\n    result.push(bits & 0xFF);\n  } else if (tailbits === 18) {\n    result.push((bits >> 10) & 0xFF);\n    result.push((bits >> 2) & 0xFF);\n  } else if (tailbits === 12) {\n    result.push((bits >> 4) & 0xFF);\n  }\n\n  // Wrap into Buffer for NodeJS and leave Array for browser\n  if (NodeBuffer) return new NodeBuffer(result);\n\n  return result;\n}\n\nfunction representYamlBinary(object /*, style*/) {\n  var result = '', bits = 0, idx, tail,\n      max = object.length,\n      map = BASE64_MAP;\n\n  // Convert every three bytes to 4 ASCII characters.\n\n  for (idx = 0; idx < max; idx++) {\n    if ((idx % 3 === 0) && idx) {\n      result += map[(bits >> 18) & 0x3F];\n      result += map[(bits >> 12) & 0x3F];\n      result += map[(bits >> 6) & 0x3F];\n      result += map[bits & 0x3F];\n    }\n\n    bits = (bits << 8) + object[idx];\n  }\n\n  // Dump tail\n\n  tail = max % 3;\n\n  if (tail === 0) {\n    result += map[(bits >> 18) & 0x3F];\n    result += map[(bits >> 12) & 0x3F];\n    result += map[(bits >> 6) & 0x3F];\n    result += map[bits & 0x3F];\n  } else if (tail === 2) {\n    result += map[(bits >> 10) & 0x3F];\n    result += map[(bits >> 4) & 0x3F];\n    result += map[(bits << 2) & 0x3F];\n    result += map[64];\n  } else if (tail === 1) {\n    result += map[(bits >> 2) & 0x3F];\n    result += map[(bits << 4) & 0x3F];\n    result += map[64];\n    result += map[64];\n  }\n\n  return result;\n}\n\nfunction isBinary(object) {\n  return NodeBuffer && NodeBuffer.isBuffer(object);\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:binary', {\n  kind: 'scalar',\n  resolve: resolveYamlBinary,\n  construct: constructYamlBinary,\n  predicate: isBinary,\n  represent: representYamlBinary\n});\n","'use strict';\n\nvar Type = require('../type');\n\nvar _hasOwnProperty = Object.prototype.hasOwnProperty;\nvar _toString       = Object.prototype.toString;\n\nfunction resolveYamlOmap(data) {\n  if (data === null) return true;\n\n  var objectKeys = [], index, length, pair, pairKey, pairHasKey,\n      object = data;\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    pair = object[index];\n    pairHasKey = false;\n\n    if (_toString.call(pair) !== '[object Object]') return false;\n\n    for (pairKey in pair) {\n      if (_hasOwnProperty.call(pair, pairKey)) {\n        if (!pairHasKey) pairHasKey = true;\n        else return false;\n      }\n    }\n\n    if (!pairHasKey) return false;\n\n    if (objectKeys.indexOf(pairKey) === -1) objectKeys.push(pairKey);\n    else return false;\n  }\n\n  return true;\n}\n\nfunction constructYamlOmap(data) {\n  return data !== null ? data : [];\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:omap', {\n  kind: 'sequence',\n  resolve: resolveYamlOmap,\n  construct: constructYamlOmap\n});\n","'use strict';\n\nvar Type = require('../type');\n\nvar _toString = Object.prototype.toString;\n\nfunction resolveYamlPairs(data) {\n  if (data === null) return true;\n\n  var index, length, pair, keys, result,\n      object = data;\n\n  result = new Array(object.length);\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    pair = object[index];\n\n    if (_toString.call(pair) !== '[object Object]') return false;\n\n    keys = Object.keys(pair);\n\n    if (keys.length !== 1) return false;\n\n    result[index] = [ keys[0], pair[keys[0]] ];\n  }\n\n  return true;\n}\n\nfunction constructYamlPairs(data) {\n  if (data === null) return [];\n\n  var index, length, pair, keys, result,\n      object = data;\n\n  result = new Array(object.length);\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    pair = object[index];\n\n    keys = Object.keys(pair);\n\n    result[index] = [ keys[0], pair[keys[0]] ];\n  }\n\n  return result;\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:pairs', {\n  kind: 'sequence',\n  resolve: resolveYamlPairs,\n  construct: constructYamlPairs\n});\n","'use strict';\n\nvar Type = require('../type');\n\nvar _hasOwnProperty = Object.prototype.hasOwnProperty;\n\nfunction resolveYamlSet(data) {\n  if (data === null) return true;\n\n  var key, object = data;\n\n  for (key in object) {\n    if (_hasOwnProperty.call(object, key)) {\n      if (object[key] !== null) return false;\n    }\n  }\n\n  return true;\n}\n\nfunction constructYamlSet(data) {\n  return data !== null ? data : {};\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:set', {\n  kind: 'mapping',\n  resolve: resolveYamlSet,\n  construct: constructYamlSet\n});\n","'use strict';\n\nvar Type = require('../../type');\n\nfunction resolveJavascriptUndefined() {\n  return true;\n}\n\nfunction constructJavascriptUndefined() {\n  /*eslint-disable no-undefined*/\n  return undefined;\n}\n\nfunction representJavascriptUndefined() {\n  return '';\n}\n\nfunction isUndefined(object) {\n  return typeof object === 'undefined';\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:js/undefined', {\n  kind: 'scalar',\n  resolve: resolveJavascriptUndefined,\n  construct: constructJavascriptUndefined,\n  predicate: isUndefined,\n  represent: representJavascriptUndefined\n});\n","'use strict';\n\nvar Type = require('../../type');\n\nfunction resolveJavascriptRegExp(data) {\n  if (data === null) return false;\n  if (data.length === 0) return false;\n\n  var regexp = data,\n      tail   = /\\/([gim]*)$/.exec(data),\n      modifiers = '';\n\n  // if regexp starts with '/' it can have modifiers and must be properly closed\n  // `/foo/gim` - modifiers tail can be maximum 3 chars\n  if (regexp[0] === '/') {\n    if (tail) modifiers = tail[1];\n\n    if (modifiers.length > 3) return false;\n    // if expression starts with /, is should be properly terminated\n    if (regexp[regexp.length - modifiers.length - 1] !== '/') return false;\n  }\n\n  return true;\n}\n\nfunction constructJavascriptRegExp(data) {\n  var regexp = data,\n      tail   = /\\/([gim]*)$/.exec(data),\n      modifiers = '';\n\n  // `/foo/gim` - tail can be maximum 4 chars\n  if (regexp[0] === '/') {\n    if (tail) modifiers = tail[1];\n    regexp = regexp.slice(1, regexp.length - modifiers.length - 1);\n  }\n\n  return new RegExp(regexp, modifiers);\n}\n\nfunction representJavascriptRegExp(object /*, style*/) {\n  var result = '/' + object.source + '/';\n\n  if (object.global) result += 'g';\n  if (object.multiline) result += 'm';\n  if (object.ignoreCase) result += 'i';\n\n  return result;\n}\n\nfunction isRegExp(object) {\n  return Object.prototype.toString.call(object) === '[object RegExp]';\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:js/regexp', {\n  kind: 'scalar',\n  resolve: resolveJavascriptRegExp,\n  construct: constructJavascriptRegExp,\n  predicate: isRegExp,\n  represent: representJavascriptRegExp\n});\n","'use strict';\n\nvar esprima;\n\n// Browserified version does not have esprima\n//\n// 1. For node.js just require module as deps\n// 2. For browser try to require mudule via external AMD system.\n//    If not found - try to fallback to window.esprima. If not\n//    found too - then fail to parse.\n//\ntry {\n  // workaround to exclude package from browserify list.\n  var _require = require;\n  esprima = _require('esprima');\n} catch (_) {\n  /*global window */\n  if (typeof window !== 'undefined') esprima = window.esprima;\n}\n\nvar Type = require('../../type');\n\nfunction resolveJavascriptFunction(data) {\n  if (data === null) return false;\n\n  try {\n    var source = '(' + data + ')',\n        ast    = esprima.parse(source, { range: true });\n\n    if (ast.type                    !== 'Program'             ||\n        ast.body.length             !== 1                     ||\n        ast.body[0].type            !== 'ExpressionStatement' ||\n        ast.body[0].expression.type !== 'FunctionExpression') {\n      return false;\n    }\n\n    return true;\n  } catch (err) {\n    return false;\n  }\n}\n\nfunction constructJavascriptFunction(data) {\n  /*jslint evil:true*/\n\n  var source = '(' + data + ')',\n      ast    = esprima.parse(source, { range: true }),\n      params = [],\n      body;\n\n  if (ast.type                    !== 'Program'             ||\n      ast.body.length             !== 1                     ||\n      ast.body[0].type            !== 'ExpressionStatement' ||\n      ast.body[0].expression.type !== 'FunctionExpression') {\n    throw new Error('Failed to resolve function');\n  }\n\n  ast.body[0].expression.params.forEach(function (param) {\n    params.push(param.name);\n  });\n\n  body = ast.body[0].expression.body.range;\n\n  // Esprima's ranges include the first '{' and the last '}' characters on\n  // function expressions. So cut them out.\n  /*eslint-disable no-new-func*/\n  return new Function(params, source.slice(body[0] + 1, body[1] - 1));\n}\n\nfunction representJavascriptFunction(object /*, style*/) {\n  return object.toString();\n}\n\nfunction isFunction(object) {\n  return Object.prototype.toString.call(object) === '[object Function]';\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:js/function', {\n  kind: 'scalar',\n  resolve: resolveJavascriptFunction,\n  construct: constructJavascriptFunction,\n  predicate: isFunction,\n  represent: representJavascriptFunction\n});\n","'use strict';\n\n/*eslint-disable max-len,no-use-before-define*/\n\nvar common              = require('./common');\nvar YAMLException       = require('./exception');\nvar Mark                = require('./mark');\nvar DEFAULT_SAFE_SCHEMA = require('./schema/default_safe');\nvar DEFAULT_FULL_SCHEMA = require('./schema/default_full');\n\n\nvar _hasOwnProperty = Object.prototype.hasOwnProperty;\n\n\nvar CONTEXT_FLOW_IN   = 1;\nvar CONTEXT_FLOW_OUT  = 2;\nvar CONTEXT_BLOCK_IN  = 3;\nvar CONTEXT_BLOCK_OUT = 4;\n\n\nvar CHOMPING_CLIP  = 1;\nvar CHOMPING_STRIP = 2;\nvar CHOMPING_KEEP  = 3;\n\n\nvar PATTERN_NON_PRINTABLE         = /[\\x00-\\x08\\x0B\\x0C\\x0E-\\x1F\\x7F-\\x84\\x86-\\x9F\\uFFFE\\uFFFF]|[\\uD800-\\uDBFF](?![\\uDC00-\\uDFFF])|(?:[^\\uD800-\\uDBFF]|^)[\\uDC00-\\uDFFF]/;\nvar PATTERN_NON_ASCII_LINE_BREAKS = /[\\x85\\u2028\\u2029]/;\nvar PATTERN_FLOW_INDICATORS       = /[,\\[\\]\\{\\}]/;\nvar PATTERN_TAG_HANDLE            = /^(?:!|!!|![a-z\\-]+!)$/i;\nvar PATTERN_TAG_URI               = /^(?:!|[^,\\[\\]\\{\\}])(?:%[0-9a-f]{2}|[0-9a-z\\-#;\\/\\?:@&=\\+\\$,_\\.!~\\*'\\(\\)\\[\\]])*$/i;\n\n\nfunction is_EOL(c) {\n  return (c === 0x0A/* LF */) || (c === 0x0D/* CR */);\n}\n\nfunction is_WHITE_SPACE(c) {\n  return (c === 0x09/* Tab */) || (c === 0x20/* Space */);\n}\n\nfunction is_WS_OR_EOL(c) {\n  return (c === 0x09/* Tab */) ||\n         (c === 0x20/* Space */) ||\n         (c === 0x0A/* LF */) ||\n         (c === 0x0D/* CR */);\n}\n\nfunction is_FLOW_INDICATOR(c) {\n  return c === 0x2C/* , */ ||\n         c === 0x5B/* [ */ ||\n         c === 0x5D/* ] */ ||\n         c === 0x7B/* { */ ||\n         c === 0x7D/* } */;\n}\n\nfunction fromHexCode(c) {\n  var lc;\n\n  if ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) {\n    return c - 0x30;\n  }\n\n  /*eslint-disable no-bitwise*/\n  lc = c | 0x20;\n\n  if ((0x61/* a */ <= lc) && (lc <= 0x66/* f */)) {\n    return lc - 0x61 + 10;\n  }\n\n  return -1;\n}\n\nfunction escapedHexLen(c) {\n  if (c === 0x78/* x */) { return 2; }\n  if (c === 0x75/* u */) { return 4; }\n  if (c === 0x55/* U */) { return 8; }\n  return 0;\n}\n\nfunction fromDecimalCode(c) {\n  if ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) {\n    return c - 0x30;\n  }\n\n  return -1;\n}\n\nfunction simpleEscapeSequence(c) {\n  return (c === 0x30/* 0 */) ? '\\x00' :\n        (c === 0x61/* a */) ? '\\x07' :\n        (c === 0x62/* b */) ? '\\x08' :\n        (c === 0x74/* t */) ? '\\x09' :\n        (c === 0x09/* Tab */) ? '\\x09' :\n        (c === 0x6E/* n */) ? '\\x0A' :\n        (c === 0x76/* v */) ? '\\x0B' :\n        (c === 0x66/* f */) ? '\\x0C' :\n        (c === 0x72/* r */) ? '\\x0D' :\n        (c === 0x65/* e */) ? '\\x1B' :\n        (c === 0x20/* Space */) ? ' ' :\n        (c === 0x22/* \" */) ? '\\x22' :\n        (c === 0x2F/* / */) ? '/' :\n        (c === 0x5C/* \\ */) ? '\\x5C' :\n        (c === 0x4E/* N */) ? '\\x85' :\n        (c === 0x5F/* _ */) ? '\\xA0' :\n        (c === 0x4C/* L */) ? '\\u2028' :\n        (c === 0x50/* P */) ? '\\u2029' : '';\n}\n\nfunction charFromCodepoint(c) {\n  if (c <= 0xFFFF) {\n    return String.fromCharCode(c);\n  }\n  // Encode UTF-16 surrogate pair\n  // https://en.wikipedia.org/wiki/UTF-16#Code_points_U.2B010000_to_U.2B10FFFF\n  return String.fromCharCode(((c - 0x010000) >> 10) + 0xD800,\n                             ((c - 0x010000) & 0x03FF) + 0xDC00);\n}\n\nvar simpleEscapeCheck = new Array(256); // integer, for fast access\nvar simpleEscapeMap = new Array(256);\nfor (var i = 0; i < 256; i++) {\n  simpleEscapeCheck[i] = simpleEscapeSequence(i) ? 1 : 0;\n  simpleEscapeMap[i] = simpleEscapeSequence(i);\n}\n\n\nfunction State(input, options) {\n  this.input = input;\n\n  this.filename  = options['filename']  || null;\n  this.schema    = options['schema']    || DEFAULT_FULL_SCHEMA;\n  this.onWarning = options['onWarning'] || null;\n  this.legacy    = options['legacy']    || false;\n  this.json      = options['json']      || false;\n  this.listener  = options['listener']  || null;\n\n  this.implicitTypes = this.schema.compiledImplicit;\n  this.typeMap       = this.schema.compiledTypeMap;\n\n  this.length     = input.length;\n  this.position   = 0;\n  this.line       = 0;\n  this.lineStart  = 0;\n  this.lineIndent = 0;\n\n  this.documents = [];\n\n  /*\n  this.version;\n  this.checkLineBreaks;\n  this.tagMap;\n  this.anchorMap;\n  this.tag;\n  this.anchor;\n  this.kind;\n  this.result;*/\n\n}\n\n\nfunction generateError(state, message) {\n  return new YAMLException(\n    message,\n    new Mark(state.filename, state.input, state.position, state.line, (state.position - state.lineStart)));\n}\n\nfunction throwError(state, message) {\n  throw generateError(state, message);\n}\n\nfunction throwWarning(state, message) {\n  if (state.onWarning) {\n    state.onWarning.call(null, generateError(state, message));\n  }\n}\n\n\nvar directiveHandlers = {\n\n  YAML: function handleYamlDirective(state, name, args) {\n\n    var match, major, minor;\n\n    if (state.version !== null) {\n      throwError(state, 'duplication of %YAML directive');\n    }\n\n    if (args.length !== 1) {\n      throwError(state, 'YAML directive accepts exactly one argument');\n    }\n\n    match = /^([0-9]+)\\.([0-9]+)$/.exec(args[0]);\n\n    if (match === null) {\n      throwError(state, 'ill-formed argument of the YAML directive');\n    }\n\n    major = parseInt(match[1], 10);\n    minor = parseInt(match[2], 10);\n\n    if (major !== 1) {\n      throwError(state, 'unacceptable YAML version of the document');\n    }\n\n    state.version = args[0];\n    state.checkLineBreaks = (minor < 2);\n\n    if (minor !== 1 && minor !== 2) {\n      throwWarning(state, 'unsupported YAML version of the document');\n    }\n  },\n\n  TAG: function handleTagDirective(state, name, args) {\n\n    var handle, prefix;\n\n    if (args.length !== 2) {\n      throwError(state, 'TAG directive accepts exactly two arguments');\n    }\n\n    handle = args[0];\n    prefix = args[1];\n\n    if (!PATTERN_TAG_HANDLE.test(handle)) {\n      throwError(state, 'ill-formed tag handle (first argument) of the TAG directive');\n    }\n\n    if (_hasOwnProperty.call(state.tagMap, handle)) {\n      throwError(state, 'there is a previously declared suffix for \"' + handle + '\" tag handle');\n    }\n\n    if (!PATTERN_TAG_URI.test(prefix)) {\n      throwError(state, 'ill-formed tag prefix (second argument) of the TAG directive');\n    }\n\n    state.tagMap[handle] = prefix;\n  }\n};\n\n\nfunction captureSegment(state, start, end, checkJson) {\n  var _position, _length, _character, _result;\n\n  if (start < end) {\n    _result = state.input.slice(start, end);\n\n    if (checkJson) {\n      for (_position = 0, _length = _result.length;\n           _position < _length;\n           _position += 1) {\n        _character = _result.charCodeAt(_position);\n        if (!(_character === 0x09 ||\n              (0x20 <= _character && _character <= 0x10FFFF))) {\n          throwError(state, 'expected valid JSON character');\n        }\n      }\n    } else if (PATTERN_NON_PRINTABLE.test(_result)) {\n      throwError(state, 'the stream contains non-printable characters');\n    }\n\n    state.result += _result;\n  }\n}\n\nfunction mergeMappings(state, destination, source, overridableKeys) {\n  var sourceKeys, key, index, quantity;\n\n  if (!common.isObject(source)) {\n    throwError(state, 'cannot merge mappings; the provided source object is unacceptable');\n  }\n\n  sourceKeys = Object.keys(source);\n\n  for (index = 0, quantity = sourceKeys.length; index < quantity; index += 1) {\n    key = sourceKeys[index];\n\n    if (!_hasOwnProperty.call(destination, key)) {\n      destination[key] = source[key];\n      overridableKeys[key] = true;\n    }\n  }\n}\n\nfunction storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode) {\n  var index, quantity;\n\n  keyNode = String(keyNode);\n\n  if (_result === null) {\n    _result = {};\n  }\n\n  if (keyTag === 'tag:yaml.org,2002:merge') {\n    if (Array.isArray(valueNode)) {\n      for (index = 0, quantity = valueNode.length; index < quantity; index += 1) {\n        mergeMappings(state, _result, valueNode[index], overridableKeys);\n      }\n    } else {\n      mergeMappings(state, _result, valueNode, overridableKeys);\n    }\n  } else {\n    if (!state.json &&\n        !_hasOwnProperty.call(overridableKeys, keyNode) &&\n        _hasOwnProperty.call(_result, keyNode)) {\n      throwError(state, 'duplicated mapping key');\n    }\n    _result[keyNode] = valueNode;\n    delete overridableKeys[keyNode];\n  }\n\n  return _result;\n}\n\nfunction readLineBreak(state) {\n  var ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch === 0x0A/* LF */) {\n    state.position++;\n  } else if (ch === 0x0D/* CR */) {\n    state.position++;\n    if (state.input.charCodeAt(state.position) === 0x0A/* LF */) {\n      state.position++;\n    }\n  } else {\n    throwError(state, 'a line break is expected');\n  }\n\n  state.line += 1;\n  state.lineStart = state.position;\n}\n\nfunction skipSeparationSpace(state, allowComments, checkIndent) {\n  var lineBreaks = 0,\n      ch = state.input.charCodeAt(state.position);\n\n  while (ch !== 0) {\n    while (is_WHITE_SPACE(ch)) {\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    if (allowComments && ch === 0x23/* # */) {\n      do {\n        ch = state.input.charCodeAt(++state.position);\n      } while (ch !== 0x0A/* LF */ && ch !== 0x0D/* CR */ && ch !== 0);\n    }\n\n    if (is_EOL(ch)) {\n      readLineBreak(state);\n\n      ch = state.input.charCodeAt(state.position);\n      lineBreaks++;\n      state.lineIndent = 0;\n\n      while (ch === 0x20/* Space */) {\n        state.lineIndent++;\n        ch = state.input.charCodeAt(++state.position);\n      }\n    } else {\n      break;\n    }\n  }\n\n  if (checkIndent !== -1 && lineBreaks !== 0 && state.lineIndent < checkIndent) {\n    throwWarning(state, 'deficient indentation');\n  }\n\n  return lineBreaks;\n}\n\nfunction testDocumentSeparator(state) {\n  var _position = state.position,\n      ch;\n\n  ch = state.input.charCodeAt(_position);\n\n  // Condition state.position === state.lineStart is tested\n  // in parent on each call, for efficiency. No needs to test here again.\n  if ((ch === 0x2D/* - */ || ch === 0x2E/* . */) &&\n      ch === state.input.charCodeAt(_position + 1) &&\n      ch === state.input.charCodeAt(_position + 2)) {\n\n    _position += 3;\n\n    ch = state.input.charCodeAt(_position);\n\n    if (ch === 0 || is_WS_OR_EOL(ch)) {\n      return true;\n    }\n  }\n\n  return false;\n}\n\nfunction writeFoldedLines(state, count) {\n  if (count === 1) {\n    state.result += ' ';\n  } else if (count > 1) {\n    state.result += common.repeat('\\n', count - 1);\n  }\n}\n\n\nfunction readPlainScalar(state, nodeIndent, withinFlowCollection) {\n  var preceding,\n      following,\n      captureStart,\n      captureEnd,\n      hasPendingContent,\n      _line,\n      _lineStart,\n      _lineIndent,\n      _kind = state.kind,\n      _result = state.result,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (is_WS_OR_EOL(ch)      ||\n      is_FLOW_INDICATOR(ch) ||\n      ch === 0x23/* # */    ||\n      ch === 0x26/* & */    ||\n      ch === 0x2A/* * */    ||\n      ch === 0x21/* ! */    ||\n      ch === 0x7C/* | */    ||\n      ch === 0x3E/* > */    ||\n      ch === 0x27/* ' */    ||\n      ch === 0x22/* \" */    ||\n      ch === 0x25/* % */    ||\n      ch === 0x40/* @ */    ||\n      ch === 0x60/* ` */) {\n    return false;\n  }\n\n  if (ch === 0x3F/* ? */ || ch === 0x2D/* - */) {\n    following = state.input.charCodeAt(state.position + 1);\n\n    if (is_WS_OR_EOL(following) ||\n        withinFlowCollection && is_FLOW_INDICATOR(following)) {\n      return false;\n    }\n  }\n\n  state.kind = 'scalar';\n  state.result = '';\n  captureStart = captureEnd = state.position;\n  hasPendingContent = false;\n\n  while (ch !== 0) {\n    if (ch === 0x3A/* : */) {\n      following = state.input.charCodeAt(state.position + 1);\n\n      if (is_WS_OR_EOL(following) ||\n          withinFlowCollection && is_FLOW_INDICATOR(following)) {\n        break;\n      }\n\n    } else if (ch === 0x23/* # */) {\n      preceding = state.input.charCodeAt(state.position - 1);\n\n      if (is_WS_OR_EOL(preceding)) {\n        break;\n      }\n\n    } else if ((state.position === state.lineStart && testDocumentSeparator(state)) ||\n               withinFlowCollection && is_FLOW_INDICATOR(ch)) {\n      break;\n\n    } else if (is_EOL(ch)) {\n      _line = state.line;\n      _lineStart = state.lineStart;\n      _lineIndent = state.lineIndent;\n      skipSeparationSpace(state, false, -1);\n\n      if (state.lineIndent >= nodeIndent) {\n        hasPendingContent = true;\n        ch = state.input.charCodeAt(state.position);\n        continue;\n      } else {\n        state.position = captureEnd;\n        state.line = _line;\n        state.lineStart = _lineStart;\n        state.lineIndent = _lineIndent;\n        break;\n      }\n    }\n\n    if (hasPendingContent) {\n      captureSegment(state, captureStart, captureEnd, false);\n      writeFoldedLines(state, state.line - _line);\n      captureStart = captureEnd = state.position;\n      hasPendingContent = false;\n    }\n\n    if (!is_WHITE_SPACE(ch)) {\n      captureEnd = state.position + 1;\n    }\n\n    ch = state.input.charCodeAt(++state.position);\n  }\n\n  captureSegment(state, captureStart, captureEnd, false);\n\n  if (state.result) {\n    return true;\n  }\n\n  state.kind = _kind;\n  state.result = _result;\n  return false;\n}\n\nfunction readSingleQuotedScalar(state, nodeIndent) {\n  var ch,\n      captureStart, captureEnd;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x27/* ' */) {\n    return false;\n  }\n\n  state.kind = 'scalar';\n  state.result = '';\n  state.position++;\n  captureStart = captureEnd = state.position;\n\n  while ((ch = state.input.charCodeAt(state.position)) !== 0) {\n    if (ch === 0x27/* ' */) {\n      captureSegment(state, captureStart, state.position, true);\n      ch = state.input.charCodeAt(++state.position);\n\n      if (ch === 0x27/* ' */) {\n        captureStart = state.position;\n        state.position++;\n        captureEnd = state.position;\n      } else {\n        return true;\n      }\n\n    } else if (is_EOL(ch)) {\n      captureSegment(state, captureStart, captureEnd, true);\n      writeFoldedLines(state, skipSeparationSpace(state, false, nodeIndent));\n      captureStart = captureEnd = state.position;\n\n    } else if (state.position === state.lineStart && testDocumentSeparator(state)) {\n      throwError(state, 'unexpected end of the document within a single quoted scalar');\n\n    } else {\n      state.position++;\n      captureEnd = state.position;\n    }\n  }\n\n  throwError(state, 'unexpected end of the stream within a single quoted scalar');\n}\n\nfunction readDoubleQuotedScalar(state, nodeIndent) {\n  var captureStart,\n      captureEnd,\n      hexLength,\n      hexResult,\n      tmp,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x22/* \" */) {\n    return false;\n  }\n\n  state.kind = 'scalar';\n  state.result = '';\n  state.position++;\n  captureStart = captureEnd = state.position;\n\n  while ((ch = state.input.charCodeAt(state.position)) !== 0) {\n    if (ch === 0x22/* \" */) {\n      captureSegment(state, captureStart, state.position, true);\n      state.position++;\n      return true;\n\n    } else if (ch === 0x5C/* \\ */) {\n      captureSegment(state, captureStart, state.position, true);\n      ch = state.input.charCodeAt(++state.position);\n\n      if (is_EOL(ch)) {\n        skipSeparationSpace(state, false, nodeIndent);\n\n        // TODO: rework to inline fn with no type cast?\n      } else if (ch < 256 && simpleEscapeCheck[ch]) {\n        state.result += simpleEscapeMap[ch];\n        state.position++;\n\n      } else if ((tmp = escapedHexLen(ch)) > 0) {\n        hexLength = tmp;\n        hexResult = 0;\n\n        for (; hexLength > 0; hexLength--) {\n          ch = state.input.charCodeAt(++state.position);\n\n          if ((tmp = fromHexCode(ch)) >= 0) {\n            hexResult = (hexResult << 4) + tmp;\n\n          } else {\n            throwError(state, 'expected hexadecimal character');\n          }\n        }\n\n        state.result += charFromCodepoint(hexResult);\n\n        state.position++;\n\n      } else {\n        throwError(state, 'unknown escape sequence');\n      }\n\n      captureStart = captureEnd = state.position;\n\n    } else if (is_EOL(ch)) {\n      captureSegment(state, captureStart, captureEnd, true);\n      writeFoldedLines(state, skipSeparationSpace(state, false, nodeIndent));\n      captureStart = captureEnd = state.position;\n\n    } else if (state.position === state.lineStart && testDocumentSeparator(state)) {\n      throwError(state, 'unexpected end of the document within a double quoted scalar');\n\n    } else {\n      state.position++;\n      captureEnd = state.position;\n    }\n  }\n\n  throwError(state, 'unexpected end of the stream within a double quoted scalar');\n}\n\nfunction readFlowCollection(state, nodeIndent) {\n  var readNext = true,\n      _line,\n      _tag     = state.tag,\n      _result,\n      _anchor  = state.anchor,\n      following,\n      terminator,\n      isPair,\n      isExplicitPair,\n      isMapping,\n      overridableKeys = {},\n      keyNode,\n      keyTag,\n      valueNode,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch === 0x5B/* [ */) {\n    terminator = 0x5D;/* ] */\n    isMapping = false;\n    _result = [];\n  } else if (ch === 0x7B/* { */) {\n    terminator = 0x7D;/* } */\n    isMapping = true;\n    _result = {};\n  } else {\n    return false;\n  }\n\n  if (state.anchor !== null) {\n    state.anchorMap[state.anchor] = _result;\n  }\n\n  ch = state.input.charCodeAt(++state.position);\n\n  while (ch !== 0) {\n    skipSeparationSpace(state, true, nodeIndent);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if (ch === terminator) {\n      state.position++;\n      state.tag = _tag;\n      state.anchor = _anchor;\n      state.kind = isMapping ? 'mapping' : 'sequence';\n      state.result = _result;\n      return true;\n    } else if (!readNext) {\n      throwError(state, 'missed comma between flow collection entries');\n    }\n\n    keyTag = keyNode = valueNode = null;\n    isPair = isExplicitPair = false;\n\n    if (ch === 0x3F/* ? */) {\n      following = state.input.charCodeAt(state.position + 1);\n\n      if (is_WS_OR_EOL(following)) {\n        isPair = isExplicitPair = true;\n        state.position++;\n        skipSeparationSpace(state, true, nodeIndent);\n      }\n    }\n\n    _line = state.line;\n    composeNode(state, nodeIndent, CONTEXT_FLOW_IN, false, true);\n    keyTag = state.tag;\n    keyNode = state.result;\n    skipSeparationSpace(state, true, nodeIndent);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if ((isExplicitPair || state.line === _line) && ch === 0x3A/* : */) {\n      isPair = true;\n      ch = state.input.charCodeAt(++state.position);\n      skipSeparationSpace(state, true, nodeIndent);\n      composeNode(state, nodeIndent, CONTEXT_FLOW_IN, false, true);\n      valueNode = state.result;\n    }\n\n    if (isMapping) {\n      storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode);\n    } else if (isPair) {\n      _result.push(storeMappingPair(state, null, overridableKeys, keyTag, keyNode, valueNode));\n    } else {\n      _result.push(keyNode);\n    }\n\n    skipSeparationSpace(state, true, nodeIndent);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if (ch === 0x2C/* , */) {\n      readNext = true;\n      ch = state.input.charCodeAt(++state.position);\n    } else {\n      readNext = false;\n    }\n  }\n\n  throwError(state, 'unexpected end of the stream within a flow collection');\n}\n\nfunction readBlockScalar(state, nodeIndent) {\n  var captureStart,\n      folding,\n      chomping       = CHOMPING_CLIP,\n      didReadContent = false,\n      detectedIndent = false,\n      textIndent     = nodeIndent,\n      emptyLines     = 0,\n      atMoreIndented = false,\n      tmp,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch === 0x7C/* | */) {\n    folding = false;\n  } else if (ch === 0x3E/* > */) {\n    folding = true;\n  } else {\n    return false;\n  }\n\n  state.kind = 'scalar';\n  state.result = '';\n\n  while (ch !== 0) {\n    ch = state.input.charCodeAt(++state.position);\n\n    if (ch === 0x2B/* + */ || ch === 0x2D/* - */) {\n      if (CHOMPING_CLIP === chomping) {\n        chomping = (ch === 0x2B/* + */) ? CHOMPING_KEEP : CHOMPING_STRIP;\n      } else {\n        throwError(state, 'repeat of a chomping mode identifier');\n      }\n\n    } else if ((tmp = fromDecimalCode(ch)) >= 0) {\n      if (tmp === 0) {\n        throwError(state, 'bad explicit indentation width of a block scalar; it cannot be less than one');\n      } else if (!detectedIndent) {\n        textIndent = nodeIndent + tmp - 1;\n        detectedIndent = true;\n      } else {\n        throwError(state, 'repeat of an indentation width identifier');\n      }\n\n    } else {\n      break;\n    }\n  }\n\n  if (is_WHITE_SPACE(ch)) {\n    do { ch = state.input.charCodeAt(++state.position); }\n    while (is_WHITE_SPACE(ch));\n\n    if (ch === 0x23/* # */) {\n      do { ch = state.input.charCodeAt(++state.position); }\n      while (!is_EOL(ch) && (ch !== 0));\n    }\n  }\n\n  while (ch !== 0) {\n    readLineBreak(state);\n    state.lineIndent = 0;\n\n    ch = state.input.charCodeAt(state.position);\n\n    while ((!detectedIndent || state.lineIndent < textIndent) &&\n           (ch === 0x20/* Space */)) {\n      state.lineIndent++;\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    if (!detectedIndent && state.lineIndent > textIndent) {\n      textIndent = state.lineIndent;\n    }\n\n    if (is_EOL(ch)) {\n      emptyLines++;\n      continue;\n    }\n\n    // End of the scalar.\n    if (state.lineIndent < textIndent) {\n\n      // Perform the chomping.\n      if (chomping === CHOMPING_KEEP) {\n        state.result += common.repeat('\\n', didReadContent ? 1 + emptyLines : emptyLines);\n      } else if (chomping === CHOMPING_CLIP) {\n        if (didReadContent) { // i.e. only if the scalar is not empty.\n          state.result += '\\n';\n        }\n      }\n\n      // Break this `while` cycle and go to the funciton's epilogue.\n      break;\n    }\n\n    // Folded style: use fancy rules to handle line breaks.\n    if (folding) {\n\n      // Lines starting with white space characters (more-indented lines) are not folded.\n      if (is_WHITE_SPACE(ch)) {\n        atMoreIndented = true;\n        // except for the first content line (cf. Example 8.1)\n        state.result += common.repeat('\\n', didReadContent ? 1 + emptyLines : emptyLines);\n\n      // End of more-indented block.\n      } else if (atMoreIndented) {\n        atMoreIndented = false;\n        state.result += common.repeat('\\n', emptyLines + 1);\n\n      // Just one line break - perceive as the same line.\n      } else if (emptyLines === 0) {\n        if (didReadContent) { // i.e. only if we have already read some scalar content.\n          state.result += ' ';\n        }\n\n      // Several line breaks - perceive as different lines.\n      } else {\n        state.result += common.repeat('\\n', emptyLines);\n      }\n\n    // Literal style: just add exact number of line breaks between content lines.\n    } else {\n      // Keep all line breaks except the header line break.\n      state.result += common.repeat('\\n', didReadContent ? 1 + emptyLines : emptyLines);\n    }\n\n    didReadContent = true;\n    detectedIndent = true;\n    emptyLines = 0;\n    captureStart = state.position;\n\n    while (!is_EOL(ch) && (ch !== 0)) {\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    captureSegment(state, captureStart, state.position, false);\n  }\n\n  return true;\n}\n\nfunction readBlockSequence(state, nodeIndent) {\n  var _line,\n      _tag      = state.tag,\n      _anchor   = state.anchor,\n      _result   = [],\n      following,\n      detected  = false,\n      ch;\n\n  if (state.anchor !== null) {\n    state.anchorMap[state.anchor] = _result;\n  }\n\n  ch = state.input.charCodeAt(state.position);\n\n  while (ch !== 0) {\n\n    if (ch !== 0x2D/* - */) {\n      break;\n    }\n\n    following = state.input.charCodeAt(state.position + 1);\n\n    if (!is_WS_OR_EOL(following)) {\n      break;\n    }\n\n    detected = true;\n    state.position++;\n\n    if (skipSeparationSpace(state, true, -1)) {\n      if (state.lineIndent <= nodeIndent) {\n        _result.push(null);\n        ch = state.input.charCodeAt(state.position);\n        continue;\n      }\n    }\n\n    _line = state.line;\n    composeNode(state, nodeIndent, CONTEXT_BLOCK_IN, false, true);\n    _result.push(state.result);\n    skipSeparationSpace(state, true, -1);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if ((state.line === _line || state.lineIndent > nodeIndent) && (ch !== 0)) {\n      throwError(state, 'bad indentation of a sequence entry');\n    } else if (state.lineIndent < nodeIndent) {\n      break;\n    }\n  }\n\n  if (detected) {\n    state.tag = _tag;\n    state.anchor = _anchor;\n    state.kind = 'sequence';\n    state.result = _result;\n    return true;\n  }\n  return false;\n}\n\nfunction readBlockMapping(state, nodeIndent, flowIndent) {\n  var following,\n      allowCompact,\n      _line,\n      _tag          = state.tag,\n      _anchor       = state.anchor,\n      _result       = {},\n      overridableKeys = {},\n      keyTag        = null,\n      keyNode       = null,\n      valueNode     = null,\n      atExplicitKey = false,\n      detected      = false,\n      ch;\n\n  if (state.anchor !== null) {\n    state.anchorMap[state.anchor] = _result;\n  }\n\n  ch = state.input.charCodeAt(state.position);\n\n  while (ch !== 0) {\n    following = state.input.charCodeAt(state.position + 1);\n    _line = state.line; // Save the current line.\n\n    //\n    // Explicit notation case. There are two separate blocks:\n    // first for the key (denoted by \"?\") and second for the value (denoted by \":\")\n    //\n    if ((ch === 0x3F/* ? */ || ch === 0x3A/* : */) && is_WS_OR_EOL(following)) {\n\n      if (ch === 0x3F/* ? */) {\n        if (atExplicitKey) {\n          storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null);\n          keyTag = keyNode = valueNode = null;\n        }\n\n        detected = true;\n        atExplicitKey = true;\n        allowCompact = true;\n\n      } else if (atExplicitKey) {\n        // i.e. 0x3A/* : */ === character after the explicit key.\n        atExplicitKey = false;\n        allowCompact = true;\n\n      } else {\n        throwError(state, 'incomplete explicit mapping pair; a key node is missed');\n      }\n\n      state.position += 1;\n      ch = following;\n\n    //\n    // Implicit notation case. Flow-style node as the key first, then \":\", and the value.\n    //\n    } else if (composeNode(state, flowIndent, CONTEXT_FLOW_OUT, false, true)) {\n\n      if (state.line === _line) {\n        ch = state.input.charCodeAt(state.position);\n\n        while (is_WHITE_SPACE(ch)) {\n          ch = state.input.charCodeAt(++state.position);\n        }\n\n        if (ch === 0x3A/* : */) {\n          ch = state.input.charCodeAt(++state.position);\n\n          if (!is_WS_OR_EOL(ch)) {\n            throwError(state, 'a whitespace character is expected after the key-value separator within a block mapping');\n          }\n\n          if (atExplicitKey) {\n            storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null);\n            keyTag = keyNode = valueNode = null;\n          }\n\n          detected = true;\n          atExplicitKey = false;\n          allowCompact = false;\n          keyTag = state.tag;\n          keyNode = state.result;\n\n        } else if (detected) {\n          throwError(state, 'can not read an implicit mapping pair; a colon is missed');\n\n        } else {\n          state.tag = _tag;\n          state.anchor = _anchor;\n          return true; // Keep the result of `composeNode`.\n        }\n\n      } else if (detected) {\n        throwError(state, 'can not read a block mapping entry; a multiline key may not be an implicit key');\n\n      } else {\n        state.tag = _tag;\n        state.anchor = _anchor;\n        return true; // Keep the result of `composeNode`.\n      }\n\n    } else {\n      break; // Reading is done. Go to the epilogue.\n    }\n\n    //\n    // Common reading code for both explicit and implicit notations.\n    //\n    if (state.line === _line || state.lineIndent > nodeIndent) {\n      if (composeNode(state, nodeIndent, CONTEXT_BLOCK_OUT, true, allowCompact)) {\n        if (atExplicitKey) {\n          keyNode = state.result;\n        } else {\n          valueNode = state.result;\n        }\n      }\n\n      if (!atExplicitKey) {\n        storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode);\n        keyTag = keyNode = valueNode = null;\n      }\n\n      skipSeparationSpace(state, true, -1);\n      ch = state.input.charCodeAt(state.position);\n    }\n\n    if (state.lineIndent > nodeIndent && (ch !== 0)) {\n      throwError(state, 'bad indentation of a mapping entry');\n    } else if (state.lineIndent < nodeIndent) {\n      break;\n    }\n  }\n\n  //\n  // Epilogue.\n  //\n\n  // Special case: last mapping's node contains only the key in explicit notation.\n  if (atExplicitKey) {\n    storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null);\n  }\n\n  // Expose the resulting mapping.\n  if (detected) {\n    state.tag = _tag;\n    state.anchor = _anchor;\n    state.kind = 'mapping';\n    state.result = _result;\n  }\n\n  return detected;\n}\n\nfunction readTagProperty(state) {\n  var _position,\n      isVerbatim = false,\n      isNamed    = false,\n      tagHandle,\n      tagName,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x21/* ! */) return false;\n\n  if (state.tag !== null) {\n    throwError(state, 'duplication of a tag property');\n  }\n\n  ch = state.input.charCodeAt(++state.position);\n\n  if (ch === 0x3C/* < */) {\n    isVerbatim = true;\n    ch = state.input.charCodeAt(++state.position);\n\n  } else if (ch === 0x21/* ! */) {\n    isNamed = true;\n    tagHandle = '!!';\n    ch = state.input.charCodeAt(++state.position);\n\n  } else {\n    tagHandle = '!';\n  }\n\n  _position = state.position;\n\n  if (isVerbatim) {\n    do { ch = state.input.charCodeAt(++state.position); }\n    while (ch !== 0 && ch !== 0x3E/* > */);\n\n    if (state.position < state.length) {\n      tagName = state.input.slice(_position, state.position);\n      ch = state.input.charCodeAt(++state.position);\n    } else {\n      throwError(state, 'unexpected end of the stream within a verbatim tag');\n    }\n  } else {\n    while (ch !== 0 && !is_WS_OR_EOL(ch)) {\n\n      if (ch === 0x21/* ! */) {\n        if (!isNamed) {\n          tagHandle = state.input.slice(_position - 1, state.position + 1);\n\n          if (!PATTERN_TAG_HANDLE.test(tagHandle)) {\n            throwError(state, 'named tag handle cannot contain such characters');\n          }\n\n          isNamed = true;\n          _position = state.position + 1;\n        } else {\n          throwError(state, 'tag suffix cannot contain exclamation marks');\n        }\n      }\n\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    tagName = state.input.slice(_position, state.position);\n\n    if (PATTERN_FLOW_INDICATORS.test(tagName)) {\n      throwError(state, 'tag suffix cannot contain flow indicator characters');\n    }\n  }\n\n  if (tagName && !PATTERN_TAG_URI.test(tagName)) {\n    throwError(state, 'tag name cannot contain such characters: ' + tagName);\n  }\n\n  if (isVerbatim) {\n    state.tag = tagName;\n\n  } else if (_hasOwnProperty.call(state.tagMap, tagHandle)) {\n    state.tag = state.tagMap[tagHandle] + tagName;\n\n  } else if (tagHandle === '!') {\n    state.tag = '!' + tagName;\n\n  } else if (tagHandle === '!!') {\n    state.tag = 'tag:yaml.org,2002:' + tagName;\n\n  } else {\n    throwError(state, 'undeclared tag handle \"' + tagHandle + '\"');\n  }\n\n  return true;\n}\n\nfunction readAnchorProperty(state) {\n  var _position,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x26/* & */) return false;\n\n  if (state.anchor !== null) {\n    throwError(state, 'duplication of an anchor property');\n  }\n\n  ch = state.input.charCodeAt(++state.position);\n  _position = state.position;\n\n  while (ch !== 0 && !is_WS_OR_EOL(ch) && !is_FLOW_INDICATOR(ch)) {\n    ch = state.input.charCodeAt(++state.position);\n  }\n\n  if (state.position === _position) {\n    throwError(state, 'name of an anchor node must contain at least one character');\n  }\n\n  state.anchor = state.input.slice(_position, state.position);\n  return true;\n}\n\nfunction readAlias(state) {\n  var _position, alias,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x2A/* * */) return false;\n\n  ch = state.input.charCodeAt(++state.position);\n  _position = state.position;\n\n  while (ch !== 0 && !is_WS_OR_EOL(ch) && !is_FLOW_INDICATOR(ch)) {\n    ch = state.input.charCodeAt(++state.position);\n  }\n\n  if (state.position === _position) {\n    throwError(state, 'name of an alias node must contain at least one character');\n  }\n\n  alias = state.input.slice(_position, state.position);\n\n  if (!state.anchorMap.hasOwnProperty(alias)) {\n    throwError(state, 'unidentified alias \"' + alias + '\"');\n  }\n\n  state.result = state.anchorMap[alias];\n  skipSeparationSpace(state, true, -1);\n  return true;\n}\n\nfunction composeNode(state, parentIndent, nodeContext, allowToSeek, allowCompact) {\n  var allowBlockStyles,\n      allowBlockScalars,\n      allowBlockCollections,\n      indentStatus = 1, // 1: this>parent, 0: this=parent, -1: this parentIndent) {\n        indentStatus = 1;\n      } else if (state.lineIndent === parentIndent) {\n        indentStatus = 0;\n      } else if (state.lineIndent < parentIndent) {\n        indentStatus = -1;\n      }\n    }\n  }\n\n  if (indentStatus === 1) {\n    while (readTagProperty(state) || readAnchorProperty(state)) {\n      if (skipSeparationSpace(state, true, -1)) {\n        atNewLine = true;\n        allowBlockCollections = allowBlockStyles;\n\n        if (state.lineIndent > parentIndent) {\n          indentStatus = 1;\n        } else if (state.lineIndent === parentIndent) {\n          indentStatus = 0;\n        } else if (state.lineIndent < parentIndent) {\n          indentStatus = -1;\n        }\n      } else {\n        allowBlockCollections = false;\n      }\n    }\n  }\n\n  if (allowBlockCollections) {\n    allowBlockCollections = atNewLine || allowCompact;\n  }\n\n  if (indentStatus === 1 || CONTEXT_BLOCK_OUT === nodeContext) {\n    if (CONTEXT_FLOW_IN === nodeContext || CONTEXT_FLOW_OUT === nodeContext) {\n      flowIndent = parentIndent;\n    } else {\n      flowIndent = parentIndent + 1;\n    }\n\n    blockIndent = state.position - state.lineStart;\n\n    if (indentStatus === 1) {\n      if (allowBlockCollections &&\n          (readBlockSequence(state, blockIndent) ||\n           readBlockMapping(state, blockIndent, flowIndent)) ||\n          readFlowCollection(state, flowIndent)) {\n        hasContent = true;\n      } else {\n        if ((allowBlockScalars && readBlockScalar(state, flowIndent)) ||\n            readSingleQuotedScalar(state, flowIndent) ||\n            readDoubleQuotedScalar(state, flowIndent)) {\n          hasContent = true;\n\n        } else if (readAlias(state)) {\n          hasContent = true;\n\n          if (state.tag !== null || state.anchor !== null) {\n            throwError(state, 'alias node should not have any properties');\n          }\n\n        } else if (readPlainScalar(state, flowIndent, CONTEXT_FLOW_IN === nodeContext)) {\n          hasContent = true;\n\n          if (state.tag === null) {\n            state.tag = '?';\n          }\n        }\n\n        if (state.anchor !== null) {\n          state.anchorMap[state.anchor] = state.result;\n        }\n      }\n    } else if (indentStatus === 0) {\n      // Special case: block sequences are allowed to have same indentation level as the parent.\n      // http://www.yaml.org/spec/1.2/spec.html#id2799784\n      hasContent = allowBlockCollections && readBlockSequence(state, blockIndent);\n    }\n  }\n\n  if (state.tag !== null && state.tag !== '!') {\n    if (state.tag === '?') {\n      for (typeIndex = 0, typeQuantity = state.implicitTypes.length;\n           typeIndex < typeQuantity;\n           typeIndex += 1) {\n        type = state.implicitTypes[typeIndex];\n\n        // Implicit resolving is not allowed for non-scalar types, and '?'\n        // non-specific tag is only assigned to plain scalars. So, it isn't\n        // needed to check for 'kind' conformity.\n\n        if (type.resolve(state.result)) { // `state.result` updated in resolver if matched\n          state.result = type.construct(state.result);\n          state.tag = type.tag;\n          if (state.anchor !== null) {\n            state.anchorMap[state.anchor] = state.result;\n          }\n          break;\n        }\n      }\n    } else if (_hasOwnProperty.call(state.typeMap[state.kind || 'fallback'], state.tag)) {\n      type = state.typeMap[state.kind || 'fallback'][state.tag];\n\n      if (state.result !== null && type.kind !== state.kind) {\n        throwError(state, 'unacceptable node kind for !<' + state.tag + '> tag; it should be \"' + type.kind + '\", not \"' + state.kind + '\"');\n      }\n\n      if (!type.resolve(state.result)) { // `state.result` updated in resolver if matched\n        throwError(state, 'cannot resolve a node with !<' + state.tag + '> explicit tag');\n      } else {\n        state.result = type.construct(state.result);\n        if (state.anchor !== null) {\n          state.anchorMap[state.anchor] = state.result;\n        }\n      }\n    } else {\n      throwError(state, 'unknown tag !<' + state.tag + '>');\n    }\n  }\n\n  if (state.listener !== null) {\n    state.listener('close', state);\n  }\n  return state.tag !== null ||  state.anchor !== null || hasContent;\n}\n\nfunction readDocument(state) {\n  var documentStart = state.position,\n      _position,\n      directiveName,\n      directiveArgs,\n      hasDirectives = false,\n      ch;\n\n  state.version = null;\n  state.checkLineBreaks = state.legacy;\n  state.tagMap = {};\n  state.anchorMap = {};\n\n  while ((ch = state.input.charCodeAt(state.position)) !== 0) {\n    skipSeparationSpace(state, true, -1);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if (state.lineIndent > 0 || ch !== 0x25/* % */) {\n      break;\n    }\n\n    hasDirectives = true;\n    ch = state.input.charCodeAt(++state.position);\n    _position = state.position;\n\n    while (ch !== 0 && !is_WS_OR_EOL(ch)) {\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    directiveName = state.input.slice(_position, state.position);\n    directiveArgs = [];\n\n    if (directiveName.length < 1) {\n      throwError(state, 'directive name must not be less than one character in length');\n    }\n\n    while (ch !== 0) {\n      while (is_WHITE_SPACE(ch)) {\n        ch = state.input.charCodeAt(++state.position);\n      }\n\n      if (ch === 0x23/* # */) {\n        do { ch = state.input.charCodeAt(++state.position); }\n        while (ch !== 0 && !is_EOL(ch));\n        break;\n      }\n\n      if (is_EOL(ch)) break;\n\n      _position = state.position;\n\n      while (ch !== 0 && !is_WS_OR_EOL(ch)) {\n        ch = state.input.charCodeAt(++state.position);\n      }\n\n      directiveArgs.push(state.input.slice(_position, state.position));\n    }\n\n    if (ch !== 0) readLineBreak(state);\n\n    if (_hasOwnProperty.call(directiveHandlers, directiveName)) {\n      directiveHandlers[directiveName](state, directiveName, directiveArgs);\n    } else {\n      throwWarning(state, 'unknown document directive \"' + directiveName + '\"');\n    }\n  }\n\n  skipSeparationSpace(state, true, -1);\n\n  if (state.lineIndent === 0 &&\n      state.input.charCodeAt(state.position)     === 0x2D/* - */ &&\n      state.input.charCodeAt(state.position + 1) === 0x2D/* - */ &&\n      state.input.charCodeAt(state.position + 2) === 0x2D/* - */) {\n    state.position += 3;\n    skipSeparationSpace(state, true, -1);\n\n  } else if (hasDirectives) {\n    throwError(state, 'directives end mark is expected');\n  }\n\n  composeNode(state, state.lineIndent - 1, CONTEXT_BLOCK_OUT, false, true);\n  skipSeparationSpace(state, true, -1);\n\n  if (state.checkLineBreaks &&\n      PATTERN_NON_ASCII_LINE_BREAKS.test(state.input.slice(documentStart, state.position))) {\n    throwWarning(state, 'non-ASCII line breaks are interpreted as content');\n  }\n\n  state.documents.push(state.result);\n\n  if (state.position === state.lineStart && testDocumentSeparator(state)) {\n\n    if (state.input.charCodeAt(state.position) === 0x2E/* . */) {\n      state.position += 3;\n      skipSeparationSpace(state, true, -1);\n    }\n    return;\n  }\n\n  if (state.position < (state.length - 1)) {\n    throwError(state, 'end of the stream or a document separator is expected');\n  } else {\n    return;\n  }\n}\n\n\nfunction loadDocuments(input, options) {\n  input = String(input);\n  options = options || {};\n\n  if (input.length !== 0) {\n\n    // Add tailing `\\n` if not exists\n    if (input.charCodeAt(input.length - 1) !== 0x0A/* LF */ &&\n        input.charCodeAt(input.length - 1) !== 0x0D/* CR */) {\n      input += '\\n';\n    }\n\n    // Strip BOM\n    if (input.charCodeAt(0) === 0xFEFF) {\n      input = input.slice(1);\n    }\n  }\n\n  var state = new State(input, options);\n\n  // Use 0 as string terminator. That significantly simplifies bounds check.\n  state.input += '\\0';\n\n  while (state.input.charCodeAt(state.position) === 0x20/* Space */) {\n    state.lineIndent += 1;\n    state.position += 1;\n  }\n\n  while (state.position < (state.length - 1)) {\n    readDocument(state);\n  }\n\n  return state.documents;\n}\n\n\nfunction loadAll(input, iterator, options) {\n  var documents = loadDocuments(input, options), index, length;\n\n  for (index = 0, length = documents.length; index < length; index += 1) {\n    iterator(documents[index]);\n  }\n}\n\n\nfunction load(input, options) {\n  var documents = loadDocuments(input, options);\n\n  if (documents.length === 0) {\n    /*eslint-disable no-undefined*/\n    return undefined;\n  } else if (documents.length === 1) {\n    return documents[0];\n  }\n  throw new YAMLException('expected a single document in the stream, but found more');\n}\n\n\nfunction safeLoadAll(input, output, options) {\n  loadAll(input, output, common.extend({ schema: DEFAULT_SAFE_SCHEMA }, options));\n}\n\n\nfunction safeLoad(input, options) {\n  return load(input, common.extend({ schema: DEFAULT_SAFE_SCHEMA }, options));\n}\n\n\nmodule.exports.loadAll     = loadAll;\nmodule.exports.load        = load;\nmodule.exports.safeLoadAll = safeLoadAll;\nmodule.exports.safeLoad    = safeLoad;\n","'use strict';\n\n/*eslint-disable no-use-before-define*/\n\nvar common              = require('./common');\nvar YAMLException       = require('./exception');\nvar DEFAULT_FULL_SCHEMA = require('./schema/default_full');\nvar DEFAULT_SAFE_SCHEMA = require('./schema/default_safe');\n\nvar _toString       = Object.prototype.toString;\nvar _hasOwnProperty = Object.prototype.hasOwnProperty;\n\nvar CHAR_TAB                  = 0x09; /* Tab */\nvar CHAR_LINE_FEED            = 0x0A; /* LF */\nvar CHAR_SPACE                = 0x20; /* Space */\nvar CHAR_EXCLAMATION          = 0x21; /* ! */\nvar CHAR_DOUBLE_QUOTE         = 0x22; /* \" */\nvar CHAR_SHARP                = 0x23; /* # */\nvar CHAR_PERCENT              = 0x25; /* % */\nvar CHAR_AMPERSAND            = 0x26; /* & */\nvar CHAR_SINGLE_QUOTE         = 0x27; /* ' */\nvar CHAR_ASTERISK             = 0x2A; /* * */\nvar CHAR_COMMA                = 0x2C; /* , */\nvar CHAR_MINUS                = 0x2D; /* - */\nvar CHAR_COLON                = 0x3A; /* : */\nvar CHAR_GREATER_THAN         = 0x3E; /* > */\nvar CHAR_QUESTION             = 0x3F; /* ? */\nvar CHAR_COMMERCIAL_AT        = 0x40; /* @ */\nvar CHAR_LEFT_SQUARE_BRACKET  = 0x5B; /* [ */\nvar CHAR_RIGHT_SQUARE_BRACKET = 0x5D; /* ] */\nvar CHAR_GRAVE_ACCENT         = 0x60; /* ` */\nvar CHAR_LEFT_CURLY_BRACKET   = 0x7B; /* { */\nvar CHAR_VERTICAL_LINE        = 0x7C; /* | */\nvar CHAR_RIGHT_CURLY_BRACKET  = 0x7D; /* } */\n\nvar ESCAPE_SEQUENCES = {};\n\nESCAPE_SEQUENCES[0x00]   = '\\\\0';\nESCAPE_SEQUENCES[0x07]   = '\\\\a';\nESCAPE_SEQUENCES[0x08]   = '\\\\b';\nESCAPE_SEQUENCES[0x09]   = '\\\\t';\nESCAPE_SEQUENCES[0x0A]   = '\\\\n';\nESCAPE_SEQUENCES[0x0B]   = '\\\\v';\nESCAPE_SEQUENCES[0x0C]   = '\\\\f';\nESCAPE_SEQUENCES[0x0D]   = '\\\\r';\nESCAPE_SEQUENCES[0x1B]   = '\\\\e';\nESCAPE_SEQUENCES[0x22]   = '\\\\\"';\nESCAPE_SEQUENCES[0x5C]   = '\\\\\\\\';\nESCAPE_SEQUENCES[0x85]   = '\\\\N';\nESCAPE_SEQUENCES[0xA0]   = '\\\\_';\nESCAPE_SEQUENCES[0x2028] = '\\\\L';\nESCAPE_SEQUENCES[0x2029] = '\\\\P';\n\nvar DEPRECATED_BOOLEANS_SYNTAX = [\n  'y', 'Y', 'yes', 'Yes', 'YES', 'on', 'On', 'ON',\n  'n', 'N', 'no', 'No', 'NO', 'off', 'Off', 'OFF'\n];\n\nfunction compileStyleMap(schema, map) {\n  var result, keys, index, length, tag, style, type;\n\n  if (map === null) return {};\n\n  result = {};\n  keys = Object.keys(map);\n\n  for (index = 0, length = keys.length; index < length; index += 1) {\n    tag = keys[index];\n    style = String(map[tag]);\n\n    if (tag.slice(0, 2) === '!!') {\n      tag = 'tag:yaml.org,2002:' + tag.slice(2);\n    }\n    type = schema.compiledTypeMap['fallback'][tag];\n\n    if (type && _hasOwnProperty.call(type.styleAliases, style)) {\n      style = type.styleAliases[style];\n    }\n\n    result[tag] = style;\n  }\n\n  return result;\n}\n\nfunction encodeHex(character) {\n  var string, handle, length;\n\n  string = character.toString(16).toUpperCase();\n\n  if (character <= 0xFF) {\n    handle = 'x';\n    length = 2;\n  } else if (character <= 0xFFFF) {\n    handle = 'u';\n    length = 4;\n  } else if (character <= 0xFFFFFFFF) {\n    handle = 'U';\n    length = 8;\n  } else {\n    throw new YAMLException('code point within a string may not be greater than 0xFFFFFFFF');\n  }\n\n  return '\\\\' + handle + common.repeat('0', length - string.length) + string;\n}\n\nfunction State(options) {\n  this.schema       = options['schema'] || DEFAULT_FULL_SCHEMA;\n  this.indent       = Math.max(1, (options['indent'] || 2));\n  this.skipInvalid  = options['skipInvalid'] || false;\n  this.flowLevel    = (common.isNothing(options['flowLevel']) ? -1 : options['flowLevel']);\n  this.styleMap     = compileStyleMap(this.schema, options['styles'] || null);\n  this.sortKeys     = options['sortKeys'] || false;\n  this.lineWidth    = options['lineWidth'] || 80;\n  this.noRefs       = options['noRefs'] || false;\n  this.noCompatMode = options['noCompatMode'] || false;\n\n  this.implicitTypes = this.schema.compiledImplicit;\n  this.explicitTypes = this.schema.compiledExplicit;\n\n  this.tag = null;\n  this.result = '';\n\n  this.duplicates = [];\n  this.usedDuplicates = null;\n}\n\n// Indents every line in a string. Empty lines (\\n only) are not indented.\nfunction indentString(string, spaces) {\n  var ind = common.repeat(' ', spaces),\n      position = 0,\n      next = -1,\n      result = '',\n      line,\n      length = string.length;\n\n  while (position < length) {\n    next = string.indexOf('\\n', position);\n    if (next === -1) {\n      line = string.slice(position);\n      position = length;\n    } else {\n      line = string.slice(position, next + 1);\n      position = next + 1;\n    }\n\n    if (line.length && line !== '\\n') result += ind;\n\n    result += line;\n  }\n\n  return result;\n}\n\nfunction generateNextLine(state, level) {\n  return '\\n' + common.repeat(' ', state.indent * level);\n}\n\nfunction testImplicitResolving(state, str) {\n  var index, length, type;\n\n  for (index = 0, length = state.implicitTypes.length; index < length; index += 1) {\n    type = state.implicitTypes[index];\n\n    if (type.resolve(str)) {\n      return true;\n    }\n  }\n\n  return false;\n}\n\n// [33] s-white ::= s-space | s-tab\nfunction isWhitespace(c) {\n  return c === CHAR_SPACE || c === CHAR_TAB;\n}\n\n// Returns true if the character can be printed without escaping.\n// From YAML 1.2: \"any allowed characters known to be non-printable\n// should also be escaped. [However,] This isn’t mandatory\"\n// Derived from nb-char - \\t - #x85 - #xA0 - #x2028 - #x2029.\nfunction isPrintable(c) {\n  return  (0x00020 <= c && c <= 0x00007E)\n      || ((0x000A1 <= c && c <= 0x00D7FF) && c !== 0x2028 && c !== 0x2029)\n      || ((0x0E000 <= c && c <= 0x00FFFD) && c !== 0xFEFF /* BOM */)\n      ||  (0x10000 <= c && c <= 0x10FFFF);\n}\n\n// Simplified test for values allowed after the first character in plain style.\nfunction isPlainSafe(c) {\n  // Uses a subset of nb-char - c-flow-indicator - \":\" - \"#\"\n  // where nb-char ::= c-printable - b-char - c-byte-order-mark.\n  return isPrintable(c) && c !== 0xFEFF\n    // - c-flow-indicator\n    && c !== CHAR_COMMA\n    && c !== CHAR_LEFT_SQUARE_BRACKET\n    && c !== CHAR_RIGHT_SQUARE_BRACKET\n    && c !== CHAR_LEFT_CURLY_BRACKET\n    && c !== CHAR_RIGHT_CURLY_BRACKET\n    // - \":\" - \"#\"\n    && c !== CHAR_COLON\n    && c !== CHAR_SHARP;\n}\n\n// Simplified test for values allowed as the first character in plain style.\nfunction isPlainSafeFirst(c) {\n  // Uses a subset of ns-char - c-indicator\n  // where ns-char = nb-char - s-white.\n  return isPrintable(c) && c !== 0xFEFF\n    && !isWhitespace(c) // - s-white\n    // - (c-indicator ::=\n    // “-” | “?” | “:” | “,” | “[” | “]” | “{” | “}”\n    && c !== CHAR_MINUS\n    && c !== CHAR_QUESTION\n    && c !== CHAR_COLON\n    && c !== CHAR_COMMA\n    && c !== CHAR_LEFT_SQUARE_BRACKET\n    && c !== CHAR_RIGHT_SQUARE_BRACKET\n    && c !== CHAR_LEFT_CURLY_BRACKET\n    && c !== CHAR_RIGHT_CURLY_BRACKET\n    // | “#” | “&” | “*” | “!” | “|” | “>” | “'” | “\"”\n    && c !== CHAR_SHARP\n    && c !== CHAR_AMPERSAND\n    && c !== CHAR_ASTERISK\n    && c !== CHAR_EXCLAMATION\n    && c !== CHAR_VERTICAL_LINE\n    && c !== CHAR_GREATER_THAN\n    && c !== CHAR_SINGLE_QUOTE\n    && c !== CHAR_DOUBLE_QUOTE\n    // | “%” | “@” | “`”)\n    && c !== CHAR_PERCENT\n    && c !== CHAR_COMMERCIAL_AT\n    && c !== CHAR_GRAVE_ACCENT;\n}\n\nvar STYLE_PLAIN   = 1,\n    STYLE_SINGLE  = 2,\n    STYLE_LITERAL = 3,\n    STYLE_FOLDED  = 4,\n    STYLE_DOUBLE  = 5;\n\n// Determines which scalar styles are possible and returns the preferred style.\n// lineWidth = -1 => no limit.\n// Pre-conditions: str.length > 0.\n// Post-conditions:\n//    STYLE_PLAIN or STYLE_SINGLE => no \\n are in the string.\n//    STYLE_LITERAL => no lines are suitable for folding (or lineWidth is -1).\n//    STYLE_FOLDED => a line > lineWidth and can be folded (and lineWidth != -1).\nfunction chooseScalarStyle(string, singleLineOnly, indentPerLevel, lineWidth, testAmbiguousType) {\n  var i;\n  var char;\n  var hasLineBreak = false;\n  var hasFoldableLine = false; // only checked if shouldTrackWidth\n  var shouldTrackWidth = lineWidth !== -1;\n  var previousLineBreak = -1; // count the first line correctly\n  var plain = isPlainSafeFirst(string.charCodeAt(0))\n          && !isWhitespace(string.charCodeAt(string.length - 1));\n\n  if (singleLineOnly) {\n    // Case: no block styles.\n    // Check for disallowed characters to rule out plain and single.\n    for (i = 0; i < string.length; i++) {\n      char = string.charCodeAt(i);\n      if (!isPrintable(char)) {\n        return STYLE_DOUBLE;\n      }\n      plain = plain && isPlainSafe(char);\n    }\n  } else {\n    // Case: block styles permitted.\n    for (i = 0; i < string.length; i++) {\n      char = string.charCodeAt(i);\n      if (char === CHAR_LINE_FEED) {\n        hasLineBreak = true;\n        // Check if any line can be folded.\n        if (shouldTrackWidth) {\n          hasFoldableLine = hasFoldableLine ||\n            // Foldable line = too long, and not more-indented.\n            (i - previousLineBreak - 1 > lineWidth &&\n             string[previousLineBreak + 1] !== ' ');\n          previousLineBreak = i;\n        }\n      } else if (!isPrintable(char)) {\n        return STYLE_DOUBLE;\n      }\n      plain = plain && isPlainSafe(char);\n    }\n    // in case the end is missing a \\n\n    hasFoldableLine = hasFoldableLine || (shouldTrackWidth &&\n      (i - previousLineBreak - 1 > lineWidth &&\n       string[previousLineBreak + 1] !== ' '));\n  }\n  // Although every style can represent \\n without escaping, prefer block styles\n  // for multiline, since they're more readable and they don't add empty lines.\n  // Also prefer folding a super-long line.\n  if (!hasLineBreak && !hasFoldableLine) {\n    // Strings interpretable as another type have to be quoted;\n    // e.g. the string 'true' vs. the boolean true.\n    return plain && !testAmbiguousType(string)\n      ? STYLE_PLAIN : STYLE_SINGLE;\n  }\n  // Edge case: block indentation indicator can only have one digit.\n  if (string[0] === ' ' && indentPerLevel > 9) {\n    return STYLE_DOUBLE;\n  }\n  // At this point we know block styles are valid.\n  // Prefer literal style unless we want to fold.\n  return hasFoldableLine ? STYLE_FOLDED : STYLE_LITERAL;\n}\n\n// Note: line breaking/folding is implemented for only the folded style.\n// NB. We drop the last trailing newline (if any) of a returned block scalar\n//  since the dumper adds its own newline. This always works:\n//    • No ending newline => unaffected; already using strip \"-\" chomping.\n//    • Ending newline    => removed then restored.\n//  Importantly, this keeps the \"+\" chomp indicator from gaining an extra line.\nfunction writeScalar(state, string, level, iskey) {\n  state.dump = (function () {\n    if (string.length === 0) {\n      return \"''\";\n    }\n    if (!state.noCompatMode &&\n        DEPRECATED_BOOLEANS_SYNTAX.indexOf(string) !== -1) {\n      return \"'\" + string + \"'\";\n    }\n\n    var indent = state.indent * Math.max(1, level); // no 0-indent scalars\n    // As indentation gets deeper, let the width decrease monotonically\n    // to the lower bound min(state.lineWidth, 40).\n    // Note that this implies\n    //  state.lineWidth ≤ 40 + state.indent: width is fixed at the lower bound.\n    //  state.lineWidth > 40 + state.indent: width decreases until the lower bound.\n    // This behaves better than a constant minimum width which disallows narrower options,\n    // or an indent threshold which causes the width to suddenly increase.\n    var lineWidth = state.lineWidth === -1\n      ? -1 : Math.max(Math.min(state.lineWidth, 40), state.lineWidth - indent);\n\n    // Without knowing if keys are implicit/explicit, assume implicit for safety.\n    var singleLineOnly = iskey\n      // No block styles in flow mode.\n      || (state.flowLevel > -1 && level >= state.flowLevel);\n    function testAmbiguity(string) {\n      return testImplicitResolving(state, string);\n    }\n\n    switch (chooseScalarStyle(string, singleLineOnly, state.indent, lineWidth, testAmbiguity)) {\n      case STYLE_PLAIN:\n        return string;\n      case STYLE_SINGLE:\n        return \"'\" + string.replace(/'/g, \"''\") + \"'\";\n      case STYLE_LITERAL:\n        return '|' + blockHeader(string, state.indent)\n          + dropEndingNewline(indentString(string, indent));\n      case STYLE_FOLDED:\n        return '>' + blockHeader(string, state.indent)\n          + dropEndingNewline(indentString(foldString(string, lineWidth), indent));\n      case STYLE_DOUBLE:\n        return '\"' + escapeString(string, lineWidth) + '\"';\n      default:\n        throw new YAMLException('impossible error: invalid scalar style');\n    }\n  }());\n}\n\n// Pre-conditions: string is valid for a block scalar, 1 <= indentPerLevel <= 9.\nfunction blockHeader(string, indentPerLevel) {\n  var indentIndicator = (string[0] === ' ') ? String(indentPerLevel) : '';\n\n  // note the special case: the string '\\n' counts as a \"trailing\" empty line.\n  var clip =          string[string.length - 1] === '\\n';\n  var keep = clip && (string[string.length - 2] === '\\n' || string === '\\n');\n  var chomp = keep ? '+' : (clip ? '' : '-');\n\n  return indentIndicator + chomp + '\\n';\n}\n\n// (See the note for writeScalar.)\nfunction dropEndingNewline(string) {\n  return string[string.length - 1] === '\\n' ? string.slice(0, -1) : string;\n}\n\n// Note: a long line without a suitable break point will exceed the width limit.\n// Pre-conditions: every char in str isPrintable, str.length > 0, width > 0.\nfunction foldString(string, width) {\n  // In folded style, $k$ consecutive newlines output as $k+1$ newlines—\n  // unless they're before or after a more-indented line, or at the very\n  // beginning or end, in which case $k$ maps to $k$.\n  // Therefore, parse each chunk as newline(s) followed by a content line.\n  var lineRe = /(\\n+)([^\\n]*)/g;\n\n  // first line (possibly an empty line)\n  var result = (function () {\n    var nextLF = string.indexOf('\\n');\n    nextLF = nextLF !== -1 ? nextLF : string.length;\n    lineRe.lastIndex = nextLF;\n    return foldLine(string.slice(0, nextLF), width);\n  }());\n  // If we haven't reached the first content line yet, don't add an extra \\n.\n  var prevMoreIndented = string[0] === '\\n' || string[0] === ' ';\n  var moreIndented;\n\n  // rest of the lines\n  var match;\n  while ((match = lineRe.exec(string))) {\n    var prefix = match[1], line = match[2];\n    moreIndented = (line[0] === ' ');\n    result += prefix\n      + (!prevMoreIndented && !moreIndented && line !== ''\n        ? '\\n' : '')\n      + foldLine(line, width);\n    prevMoreIndented = moreIndented;\n  }\n\n  return result;\n}\n\n// Greedy line breaking.\n// Picks the longest line under the limit each time,\n// otherwise settles for the shortest line over the limit.\n// NB. More-indented lines *cannot* be folded, as that would add an extra \\n.\nfunction foldLine(line, width) {\n  if (line === '' || line[0] === ' ') return line;\n\n  // Since a more-indented line adds a \\n, breaks can't be followed by a space.\n  var breakRe = / [^ ]/g; // note: the match index will always be <= length-2.\n  var match;\n  // start is an inclusive index. end, curr, and next are exclusive.\n  var start = 0, end, curr = 0, next = 0;\n  var result = '';\n\n  // Invariants: 0 <= start <= length-1.\n  //   0 <= curr <= next <= max(0, length-2). curr - start <= width.\n  // Inside the loop:\n  //   A match implies length >= 2, so curr and next are <= length-2.\n  while ((match = breakRe.exec(line))) {\n    next = match.index;\n    // maintain invariant: curr - start <= width\n    if (next - start > width) {\n      end = (curr > start) ? curr : next; // derive end <= length-2\n      result += '\\n' + line.slice(start, end);\n      // skip the space that was output as \\n\n      start = end + 1;                    // derive start <= length-1\n    }\n    curr = next;\n  }\n\n  // By the invariants, start <= length-1, so there is something left over.\n  // It is either the whole string or a part starting from non-whitespace.\n  result += '\\n';\n  // Insert a break if the remainder is too long and there is a break available.\n  if (line.length - start > width && curr > start) {\n    result += line.slice(start, curr) + '\\n' + line.slice(curr + 1);\n  } else {\n    result += line.slice(start);\n  }\n\n  return result.slice(1); // drop extra \\n joiner\n}\n\n// Escapes a double-quoted string.\nfunction escapeString(string) {\n  var result = '';\n  var char;\n  var escapeSeq;\n\n  for (var i = 0; i < string.length; i++) {\n    char = string.charCodeAt(i);\n    escapeSeq = ESCAPE_SEQUENCES[char];\n    result += !escapeSeq && isPrintable(char)\n      ? string[i]\n      : escapeSeq || encodeHex(char);\n  }\n\n  return result;\n}\n\nfunction writeFlowSequence(state, level, object) {\n  var _result = '',\n      _tag    = state.tag,\n      index,\n      length;\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    // Write only valid elements.\n    if (writeNode(state, level, object[index], false, false)) {\n      if (index !== 0) _result += ', ';\n      _result += state.dump;\n    }\n  }\n\n  state.tag = _tag;\n  state.dump = '[' + _result + ']';\n}\n\nfunction writeBlockSequence(state, level, object, compact) {\n  var _result = '',\n      _tag    = state.tag,\n      index,\n      length;\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    // Write only valid elements.\n    if (writeNode(state, level + 1, object[index], true, true)) {\n      if (!compact || index !== 0) {\n        _result += generateNextLine(state, level);\n      }\n      _result += '- ' + state.dump;\n    }\n  }\n\n  state.tag = _tag;\n  state.dump = _result || '[]'; // Empty sequence if no valid values.\n}\n\nfunction writeFlowMapping(state, level, object) {\n  var _result       = '',\n      _tag          = state.tag,\n      objectKeyList = Object.keys(object),\n      index,\n      length,\n      objectKey,\n      objectValue,\n      pairBuffer;\n\n  for (index = 0, length = objectKeyList.length; index < length; index += 1) {\n    pairBuffer = '';\n\n    if (index !== 0) pairBuffer += ', ';\n\n    objectKey = objectKeyList[index];\n    objectValue = object[objectKey];\n\n    if (!writeNode(state, level, objectKey, false, false)) {\n      continue; // Skip this pair because of invalid key;\n    }\n\n    if (state.dump.length > 1024) pairBuffer += '? ';\n\n    pairBuffer += state.dump + ': ';\n\n    if (!writeNode(state, level, objectValue, false, false)) {\n      continue; // Skip this pair because of invalid value.\n    }\n\n    pairBuffer += state.dump;\n\n    // Both key and value are valid.\n    _result += pairBuffer;\n  }\n\n  state.tag = _tag;\n  state.dump = '{' + _result + '}';\n}\n\nfunction writeBlockMapping(state, level, object, compact) {\n  var _result       = '',\n      _tag          = state.tag,\n      objectKeyList = Object.keys(object),\n      index,\n      length,\n      objectKey,\n      objectValue,\n      explicitPair,\n      pairBuffer;\n\n  // Allow sorting keys so that the output file is deterministic\n  if (state.sortKeys === true) {\n    // Default sorting\n    objectKeyList.sort();\n  } else if (typeof state.sortKeys === 'function') {\n    // Custom sort function\n    objectKeyList.sort(state.sortKeys);\n  } else if (state.sortKeys) {\n    // Something is wrong\n    throw new YAMLException('sortKeys must be a boolean or a function');\n  }\n\n  for (index = 0, length = objectKeyList.length; index < length; index += 1) {\n    pairBuffer = '';\n\n    if (!compact || index !== 0) {\n      pairBuffer += generateNextLine(state, level);\n    }\n\n    objectKey = objectKeyList[index];\n    objectValue = object[objectKey];\n\n    if (!writeNode(state, level + 1, objectKey, true, true, true)) {\n      continue; // Skip this pair because of invalid key.\n    }\n\n    explicitPair = (state.tag !== null && state.tag !== '?') ||\n                   (state.dump && state.dump.length > 1024);\n\n    if (explicitPair) {\n      if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {\n        pairBuffer += '?';\n      } else {\n        pairBuffer += '? ';\n      }\n    }\n\n    pairBuffer += state.dump;\n\n    if (explicitPair) {\n      pairBuffer += generateNextLine(state, level);\n    }\n\n    if (!writeNode(state, level + 1, objectValue, true, explicitPair)) {\n      continue; // Skip this pair because of invalid value.\n    }\n\n    if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {\n      pairBuffer += ':';\n    } else {\n      pairBuffer += ': ';\n    }\n\n    pairBuffer += state.dump;\n\n    // Both key and value are valid.\n    _result += pairBuffer;\n  }\n\n  state.tag = _tag;\n  state.dump = _result || '{}'; // Empty mapping if no valid pairs.\n}\n\nfunction detectType(state, object, explicit) {\n  var _result, typeList, index, length, type, style;\n\n  typeList = explicit ? state.explicitTypes : state.implicitTypes;\n\n  for (index = 0, length = typeList.length; index < length; index += 1) {\n    type = typeList[index];\n\n    if ((type.instanceOf  || type.predicate) &&\n        (!type.instanceOf || ((typeof object === 'object') && (object instanceof type.instanceOf))) &&\n        (!type.predicate  || type.predicate(object))) {\n\n      state.tag = explicit ? type.tag : '?';\n\n      if (type.represent) {\n        style = state.styleMap[type.tag] || type.defaultStyle;\n\n        if (_toString.call(type.represent) === '[object Function]') {\n          _result = type.represent(object, style);\n        } else if (_hasOwnProperty.call(type.represent, style)) {\n          _result = type.represent[style](object, style);\n        } else {\n          throw new YAMLException('!<' + type.tag + '> tag resolver accepts not \"' + style + '\" style');\n        }\n\n        state.dump = _result;\n      }\n\n      return true;\n    }\n  }\n\n  return false;\n}\n\n// Serializes `object` and writes it to global `result`.\n// Returns true on success, or false on invalid object.\n//\nfunction writeNode(state, level, object, block, compact, iskey) {\n  state.tag = null;\n  state.dump = object;\n\n  if (!detectType(state, object, false)) {\n    detectType(state, object, true);\n  }\n\n  var type = _toString.call(state.dump);\n\n  if (block) {\n    block = (state.flowLevel < 0 || state.flowLevel > level);\n  }\n\n  var objectOrArray = type === '[object Object]' || type === '[object Array]',\n      duplicateIndex,\n      duplicate;\n\n  if (objectOrArray) {\n    duplicateIndex = state.duplicates.indexOf(object);\n    duplicate = duplicateIndex !== -1;\n  }\n\n  if ((state.tag !== null && state.tag !== '?') || duplicate || (state.indent !== 2 && level > 0)) {\n    compact = false;\n  }\n\n  if (duplicate && state.usedDuplicates[duplicateIndex]) {\n    state.dump = '*ref_' + duplicateIndex;\n  } else {\n    if (objectOrArray && duplicate && !state.usedDuplicates[duplicateIndex]) {\n      state.usedDuplicates[duplicateIndex] = true;\n    }\n    if (type === '[object Object]') {\n      if (block && (Object.keys(state.dump).length !== 0)) {\n        writeBlockMapping(state, level, state.dump, compact);\n        if (duplicate) {\n          state.dump = '&ref_' + duplicateIndex + state.dump;\n        }\n      } else {\n        writeFlowMapping(state, level, state.dump);\n        if (duplicate) {\n          state.dump = '&ref_' + duplicateIndex + ' ' + state.dump;\n        }\n      }\n    } else if (type === '[object Array]') {\n      if (block && (state.dump.length !== 0)) {\n        writeBlockSequence(state, level, state.dump, compact);\n        if (duplicate) {\n          state.dump = '&ref_' + duplicateIndex + state.dump;\n        }\n      } else {\n        writeFlowSequence(state, level, state.dump);\n        if (duplicate) {\n          state.dump = '&ref_' + duplicateIndex + ' ' + state.dump;\n        }\n      }\n    } else if (type === '[object String]') {\n      if (state.tag !== '?') {\n        writeScalar(state, state.dump, level, iskey);\n      }\n    } else {\n      if (state.skipInvalid) return false;\n      throw new YAMLException('unacceptable kind of an object to dump ' + type);\n    }\n\n    if (state.tag !== null && state.tag !== '?') {\n      state.dump = '!<' + state.tag + '> ' + state.dump;\n    }\n  }\n\n  return true;\n}\n\nfunction getDuplicateReferences(object, state) {\n  var objects = [],\n      duplicatesIndexes = [],\n      index,\n      length;\n\n  inspectNode(object, objects, duplicatesIndexes);\n\n  for (index = 0, length = duplicatesIndexes.length; index < length; index += 1) {\n    state.duplicates.push(objects[duplicatesIndexes[index]]);\n  }\n  state.usedDuplicates = new Array(length);\n}\n\nfunction inspectNode(object, objects, duplicatesIndexes) {\n  var objectKeyList,\n      index,\n      length;\n\n  if (object !== null && typeof object === 'object') {\n    index = objects.indexOf(object);\n    if (index !== -1) {\n      if (duplicatesIndexes.indexOf(index) === -1) {\n        duplicatesIndexes.push(index);\n      }\n    } else {\n      objects.push(object);\n\n      if (Array.isArray(object)) {\n        for (index = 0, length = object.length; index < length; index += 1) {\n          inspectNode(object[index], objects, duplicatesIndexes);\n        }\n      } else {\n        objectKeyList = Object.keys(object);\n\n        for (index = 0, length = objectKeyList.length; index < length; index += 1) {\n          inspectNode(object[objectKeyList[index]], objects, duplicatesIndexes);\n        }\n      }\n    }\n  }\n}\n\nfunction dump(input, options) {\n  options = options || {};\n\n  var state = new State(options);\n\n  if (!state.noRefs) getDuplicateReferences(input, state);\n\n  if (writeNode(state, 0, input, true, true)) return state.dump + '\\n';\n\n  return '';\n}\n\nfunction safeDump(input, options) {\n  return dump(input, common.extend({ schema: DEFAULT_SAFE_SCHEMA }, options));\n}\n\nmodule.exports.dump     = dump;\nmodule.exports.safeDump = safeDump;\n","'use strict';\n\n\nvar loader = require('./js-yaml/loader');\nvar dumper = require('./js-yaml/dumper');\n\n\nfunction deprecated(name) {\n  return function () {\n    throw new Error('Function ' + name + ' is deprecated and cannot be used.');\n  };\n}\n\n\nmodule.exports.Type                = require('./js-yaml/type');\nmodule.exports.Schema              = require('./js-yaml/schema');\nmodule.exports.FAILSAFE_SCHEMA     = require('./js-yaml/schema/failsafe');\nmodule.exports.JSON_SCHEMA         = require('./js-yaml/schema/json');\nmodule.exports.CORE_SCHEMA         = require('./js-yaml/schema/core');\nmodule.exports.DEFAULT_SAFE_SCHEMA = require('./js-yaml/schema/default_safe');\nmodule.exports.DEFAULT_FULL_SCHEMA = require('./js-yaml/schema/default_full');\nmodule.exports.load                = loader.load;\nmodule.exports.loadAll             = loader.loadAll;\nmodule.exports.safeLoad            = loader.safeLoad;\nmodule.exports.safeLoadAll         = loader.safeLoadAll;\nmodule.exports.dump                = dumper.dump;\nmodule.exports.safeDump            = dumper.safeDump;\nmodule.exports.YAMLException       = require('./js-yaml/exception');\n\n// Deprecated schema names from JS-YAML 2.0.x\nmodule.exports.MINIMAL_SCHEMA = require('./js-yaml/schema/failsafe');\nmodule.exports.SAFE_SCHEMA    = require('./js-yaml/schema/default_safe');\nmodule.exports.DEFAULT_SCHEMA = require('./js-yaml/schema/default_full');\n\n// Deprecated functions from JS-YAML 1.x.x\nmodule.exports.scan           = deprecated('scan');\nmodule.exports.parse          = deprecated('parse');\nmodule.exports.compose        = deprecated('compose');\nmodule.exports.addConstructor = deprecated('addConstructor');\n","export default function(dom, data) {\n  let head = dom.querySelector(\"head\");\n  \n  appendHtml(head, `\n    \n    \n    \n    \n    ${data.title}\n  `);\n\n  appendHtml(head, `\n    \n    \n    \n  `);\n  data.authors.forEach((a) => {\n    appendHtml(head, `\n      `)\n  });\n\n  appendHtml(head, `\n    \n    \n    \n    \n    \n    \n    \n    \n  `);\n\n  appendHtml(head, `\n    \n    \n    \n    \n    \n    \n    \n    \n  `);\n\n  appendHtml(head, `\n    \n    \n    \n    \n    \n    \n    \n    \n    \n    \n    \n    \n  `);\n  data.authors.forEach((a) => {\n    appendHtml(head, `\n      \n      \n    `)\n  });\n\n  Object.keys(data.citations).forEach(key => {\n    console.log(key);\n    appendHtml(head, `\n      \n    `);\n  });\n}\n\n\nfunction appendHtml(el, html) {\n  el.innerHTML += html;\n}\n\nfunction citation_meta_content(ref){\n  var content = `citation_title=${ref.title};`;\n  ref.author.split(\" and \").forEach(author => {\n    content += `citation_author=${author.trim()};`;\n  });\n  if (\"journal\" in ref){\n    content += `citation_journal_title=${ref.journal};`;\n  }\n  if (\"volume\" in ref) {\n      content += `citation_volume=${ref.volume};`;\n  }\n  if (\"issue\" in ref || \"number\" in ref){\n      content += `citation_number=${ref.issue || ref.number};`;\n  }\n  /*content += `citation_first_page=${};`;\n  content += `citation_publication_date=${};`;*/\n  return content;\n}\n","import html from \"./components/html\";\nimport styles from \"./components/styles\";\nimport frontMatter from \"./components/front-matter\";\nimport bibliography from \"./components/bibliography\";\nimport meta from \"./components/meta\";\nimport header from \"./components/header\";\nimport appendix from \"./components/appendix\";\nimport footer from \"./components/footer\";\nimport citation from \"./components/citation\";\nimport markdown from \"./components/markdown\";\nimport code from \"./components/code\";\nimport testData from \"./test-data\";\n\n\nfunction render(dom, data) {\n  html(dom);\n  styles(dom);\n  document.addEventListener(\"DOMContentLoaded\", function(event) {\n    frontMatter(dom, data);\n    bibliography(dom, data);\n    meta(dom, data);\n    header(dom, data);\n    appendix(dom, data);\n    footer(dom, data);\n    markdown(dom, data);\n    code(dom, data);\n    citation(dom, data);\n    console.log(\"final data:\")\n    for (var k in data) {console.log(\"   \", k, \": \", data[k])}\n  });\n}\n\n\nif(window.document) {\n  render(window.document, testData);\n}\n\nexport default render;\n","export default function(dom) {\n  if (!dom.querySelector(\"html\").getAttribute(\"lang\")) {\n    dom.querySelector(\"html\").setAttribute(\"lang\", \"en\")\n  }\n\n  let head = dom.querySelector(\"head\");\n\n  if (!dom.querySelector(\"meta[charset]\")) {\n    let meta = dom.createElement(\"meta\");\n    meta.setAttribute(\"charset\", \"utf-8\");\n    head.appendChild(meta);\n  }\n  if (!dom.querySelector(\"meta[name=viewport]\")) {\n    let meta = dom.createElement(\"meta\");\n    meta.setAttribute(\"name\", \"viewport\");\n    meta.setAttribute(\"content\", \"width=device-width, initial-scale=1\");\n    head.appendChild(meta);\n  }\n}\n","import base from './styles-base.css';\nimport layout from './styles-layout.css';\nimport article from './styles-article.css';\nimport code from './styles-code.css';\n\nexport default function(dom) {\n  let s = dom.createElement(\"style\");\n  s.textContent = base + layout + article + code;\n  dom.querySelector(\"head\").appendChild(s);\n}\n","'use strict';\n\nvar Type = require('../type');\n\nmodule.exports = new Type('tag:yaml.org,2002:str', {\n  kind: 'scalar',\n  construct: function (data) { return data !== null ? data : ''; }\n});\n","'use strict';\n\nvar Type = require('../type');\n\nmodule.exports = new Type('tag:yaml.org,2002:seq', {\n  kind: 'sequence',\n  construct: function (data) { return data !== null ? data : []; }\n});\n","'use strict';\n\nvar Type = require('../type');\n\nmodule.exports = new Type('tag:yaml.org,2002:map', {\n  kind: 'mapping',\n  construct: function (data) { return data !== null ? data : {}; }\n});\n","// Standard YAML's Failsafe schema.\n// http://www.yaml.org/spec/1.2/spec.html#id2802346\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = new Schema({\n  explicit: [\n    require('../type/str'),\n    require('../type/seq'),\n    require('../type/map')\n  ]\n});\n","// Standard YAML's JSON schema.\n// http://www.yaml.org/spec/1.2/spec.html#id2803231\n//\n// NOTE: JS-YAML does not support schema-specific tag resolution restrictions.\n// So, this schema is not such strict as defined in the YAML specification.\n// It allows numbers in binary notaion, use `Null` and `NULL` as `null`, etc.\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = new Schema({\n  include: [\n    require('./failsafe')\n  ],\n  implicit: [\n    require('../type/null'),\n    require('../type/bool'),\n    require('../type/int'),\n    require('../type/float')\n  ]\n});\n","// Standard YAML's Core schema.\n// http://www.yaml.org/spec/1.2/spec.html#id2804923\n//\n// NOTE: JS-YAML does not support schema-specific tag resolution restrictions.\n// So, Core schema has no distinctions from JSON schema is JS-YAML.\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = new Schema({\n  include: [\n    require('./json')\n  ]\n});\n","// JS-YAML's default schema for `safeLoad` function.\n// It is not described in the YAML specification.\n//\n// This schema is based on standard YAML's Core schema and includes most of\n// extra types described at YAML tag repository. (http://yaml.org/type/)\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = new Schema({\n  include: [\n    require('./core')\n  ],\n  implicit: [\n    require('../type/timestamp'),\n    require('../type/merge')\n  ],\n  explicit: [\n    require('../type/binary'),\n    require('../type/omap'),\n    require('../type/pairs'),\n    require('../type/set')\n  ]\n});\n","// JS-YAML's default schema for `load` function.\n// It is not described in the YAML specification.\n//\n// This schema is based on JS-YAML's default safe schema and includes\n// JavaScript-specific types: !!js/undefined, !!js/regexp and !!js/function.\n//\n// Also this schema is used as default base schema at `Schema.create` function.\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = Schema.DEFAULT = new Schema({\n  include: [\n    require('./default_safe')\n  ],\n  explicit: [\n    require('../type/js/undefined'),\n    require('../type/js/regexp'),\n    require('../type/js/function')\n  ]\n});\n","'use strict';\n\n\nvar yaml = require('./lib/js-yaml.js');\n\n\nmodule.exports = yaml;\n","import ymlParse from \"js-yaml\";\n\nexport default function(dom, data) {\n  let el = dom.querySelector('script[type=\"text/front-matter\"]');\n\n  //TODO If we don't have a local element, make a request for the document.\n\n  let text = el.textContent;\n  let localData = ymlParse.safeLoad(text);\n\n  data.title = localData.title;\n  data.description = localData.description;\n  data.authors = localData.authors.map((author, i) =>{\n    let a = {};\n    let name = Object.keys(author)[0];\n    let names = name.split(\" \");\n    a.firstName = names.slice(0, names.length - 1).join(\" \");\n    a.lastName = names[names.length -1];\n    a.personalURL = author[name];\n    if(localData.affiliations[i]) {\n      let affiliation = Object.keys(localData.affiliations[i])[0];\n      a.affiliation = affiliation;\n      a.affiliationURL = localData.affiliations[i][affiliation];\n    }\n    return a;\n  });\n}\n","/* start bibtexParse 0.0.22 */\n\n//Original work by Henrik Muehe (c) 2010\n//\n//CommonJS port by Mikola Lysenko 2013\n//\n//Port to Browser lib by ORCID / RCPETERS\n//\n//Issues:\n//no comment handling within strings\n//no string concatenation\n//no variable values yet\n//Grammar implemented here:\n//bibtex -> (string | preamble | comment | entry)*;\n//string -> '@STRING' '{' key_equals_value '}';\n//preamble -> '@PREAMBLE' '{' value '}';\n//comment -> '@COMMENT' '{' value '}';\n//entry -> '@' key '{' key ',' key_value_list '}';\n//key_value_list -> key_equals_value (',' key_equals_value)*;\n//key_equals_value -> key '=' value;\n//value -> value_quotes | value_braces | key;\n//value_quotes -> '\"' .*? '\"'; // not quite\n//value_braces -> '{' .*? '\"'; // not quite\n(function(exports) {\n\n    function BibtexParser() {\n        \n        this.months = [\"jan\", \"feb\", \"mar\", \"apr\", \"may\", \"jun\", \"jul\", \"aug\", \"sep\", \"oct\", \"nov\", \"dec\"];\n        this.notKey = [',','{','}',' ','='];\n        this.pos = 0;\n        this.input = \"\";\n        this.entries = new Array();\n\n        this.currentEntry = \"\";\n\n        this.setInput = function(t) {\n            this.input = t;\n        };\n\n        this.getEntries = function() {\n            return this.entries;\n        };\n\n        this.isWhitespace = function(s) {\n            return (s == ' ' || s == '\\r' || s == '\\t' || s == '\\n');\n        };\n\n        this.match = function(s, canCommentOut) {\n            if (canCommentOut == undefined || canCommentOut == null)\n                canCommentOut = true;\n            this.skipWhitespace(canCommentOut);\n            if (this.input.substring(this.pos, this.pos + s.length) == s) {\n                this.pos += s.length;\n            } else {\n                throw \"Token mismatch, expected \" + s + \", found \"\n                        + this.input.substring(this.pos);\n            };\n            this.skipWhitespace(canCommentOut);\n        };\n\n        this.tryMatch = function(s, canCommentOut) {\n            if (canCommentOut == undefined || canCommentOut == null)\n                canCommentOut = true;\n            this.skipWhitespace(canCommentOut);\n            if (this.input.substring(this.pos, this.pos + s.length) == s) {\n                return true;\n            } else {\n                return false;\n            };\n            this.skipWhitespace(canCommentOut);\n        };\n\n        /* when search for a match all text can be ignored, not just white space */\n        this.matchAt = function() {\n            while (this.input.length > this.pos && this.input[this.pos] != '@') {\n                this.pos++;\n            };\n\n            if (this.input[this.pos] == '@') {\n                return true;\n            };\n            return false;\n        };\n\n        this.skipWhitespace = function(canCommentOut) {\n            while (this.isWhitespace(this.input[this.pos])) {\n                this.pos++;\n            };\n            if (this.input[this.pos] == \"%\" && canCommentOut == true) {\n                while (this.input[this.pos] != \"\\n\") {\n                    this.pos++;\n                };\n                this.skipWhitespace(canCommentOut);\n            };\n        };\n\n        this.value_braces = function() {\n            var bracecount = 0;\n            this.match(\"{\", false);\n            var start = this.pos;\n            var escaped = false;\n            while (true) {\n                if (!escaped) {\n                    if (this.input[this.pos] == '}') {\n                        if (bracecount > 0) {\n                            bracecount--;\n                        } else {\n                            var end = this.pos;\n                            this.match(\"}\", false);\n                            return this.input.substring(start, end);\n                        };\n                    } else if (this.input[this.pos] == '{') {\n                        bracecount++;\n                    } else if (this.pos >= this.input.length - 1) {\n                        throw \"Unterminated value\";\n                    };\n                };\n                if (this.input[this.pos] == '\\\\' && escaped == false)\n                    escaped = true;\n                else\n                    escaped = false;\n                this.pos++;\n            };\n        };\n\n        this.value_comment = function() {\n            var str = '';\n            var brcktCnt = 0;\n            while (!(this.tryMatch(\"}\", false) && brcktCnt == 0)) {\n                str = str + this.input[this.pos];\n                if (this.input[this.pos] == '{')\n                    brcktCnt++;\n                if (this.input[this.pos] == '}')\n                    brcktCnt--;\n                if (this.pos >= this.input.length - 1) {\n                    throw \"Unterminated value:\" + this.input.substring(start);\n                };\n                this.pos++;\n            };\n            return str;\n        };\n\n        this.value_quotes = function() {\n            this.match('\"', false);\n            var start = this.pos;\n            var escaped = false;\n            while (true) {\n                if (!escaped) {\n                    if (this.input[this.pos] == '\"') {\n                        var end = this.pos;\n                        this.match('\"', false);\n                        return this.input.substring(start, end);\n                    } else if (this.pos >= this.input.length - 1) {\n                        throw \"Unterminated value:\" + this.input.substring(start);\n                    };\n                }\n                if (this.input[this.pos] == '\\\\' && escaped == false)\n                    escaped = true;\n                else\n                    escaped = false;\n                this.pos++;\n            };\n        };\n\n        this.single_value = function() {\n            var start = this.pos;\n            if (this.tryMatch(\"{\")) {\n                return this.value_braces();\n            } else if (this.tryMatch('\"')) {\n                return this.value_quotes();\n            } else {\n                var k = this.key();\n                if (k.match(\"^[0-9]+$\"))\n                    return k;\n                else if (this.months.indexOf(k.toLowerCase()) >= 0)\n                    return k.toLowerCase();\n                else\n                    throw \"Value expected:\" + this.input.substring(start) + ' for key: ' + k;\n            \n            };\n        };\n\n        this.value = function() {\n            var values = [];\n            values.push(this.single_value());\n            while (this.tryMatch(\"#\")) {\n                this.match(\"#\");\n                values.push(this.single_value());\n            };\n            return values.join(\"\");\n        };\n\n        this.key = function() {\n            var start = this.pos;\n            while (true) {\n                if (this.pos >= this.input.length) {\n                    throw \"Runaway key\";\n                };\n                                // а-яА-Я is Cyrillic\n                //console.log(this.input[this.pos]);\n                if (this.notKey.indexOf(this.input[this.pos]) >= 0) {\n                    return this.input.substring(start, this.pos);\n                } else {\n                    this.pos++;\n                    \n                };\n            };\n        };\n\n        this.key_equals_value = function() {\n            var key = this.key();\n            if (this.tryMatch(\"=\")) {\n                this.match(\"=\");\n                var val = this.value();\n                return [ key, val ];\n            } else {\n                throw \"... = value expected, equals sign missing:\"\n                        + this.input.substring(this.pos);\n            };\n        };\n\n        this.key_value_list = function() {\n            var kv = this.key_equals_value();\n            this.currentEntry['entryTags'] = {};\n            this.currentEntry['entryTags'][kv[0]] = kv[1];\n            while (this.tryMatch(\",\")) {\n                this.match(\",\");\n                // fixes problems with commas at the end of a list\n                if (this.tryMatch(\"}\")) {\n                    break;\n                }\n                ;\n                kv = this.key_equals_value();\n                this.currentEntry['entryTags'][kv[0]] = kv[1];\n            };\n        };\n\n        this.entry_body = function(d) {\n            this.currentEntry = {};\n            this.currentEntry['citationKey'] = this.key();\n            this.currentEntry['entryType'] = d.substring(1);\n            this.match(\",\");\n            this.key_value_list();\n            this.entries.push(this.currentEntry);\n        };\n\n        this.directive = function() {\n            this.match(\"@\");\n            return \"@\" + this.key();\n        };\n\n        this.preamble = function() {\n            this.currentEntry = {};\n            this.currentEntry['entryType'] = 'PREAMBLE';\n            this.currentEntry['entry'] = this.value_comment();\n            this.entries.push(this.currentEntry);\n        };\n\n        this.comment = function() {\n            this.currentEntry = {};\n            this.currentEntry['entryType'] = 'COMMENT';\n            this.currentEntry['entry'] = this.value_comment();\n            this.entries.push(this.currentEntry);\n        };\n\n        this.entry = function(d) {\n            this.entry_body(d);\n        };\n\n        this.bibtex = function() {\n            while (this.matchAt()) {\n                var d = this.directive();\n                this.match(\"{\");\n                if (d == \"@STRING\") {\n                    this.string();\n                } else if (d == \"@PREAMBLE\") {\n                    this.preamble();\n                } else if (d == \"@COMMENT\") {\n                    this.comment();\n                } else {\n                    this.entry(d);\n                }\n                this.match(\"}\");\n            };\n        };\n    };\n    \n    exports.toJSON = function(bibtex) {\n        var b = new BibtexParser();\n        b.setInput(bibtex);\n        b.bibtex();\n        return b.entries;\n    };\n\n    /* added during hackathon don't hate on me */\n    exports.toBibtex = function(json) {\n        var out = '';\n        for ( var i in json) {\n            out += \"@\" + json[i].entryType;\n            out += '{';\n            if (json[i].citationKey)\n                out += json[i].citationKey + ', ';\n            if (json[i].entry)\n                out += json[i].entry ;\n            if (json[i].entryTags) {\n                var tags = '';\n                for (var jdx in json[i].entryTags) {\n                    if (tags.length != 0)\n                        tags += ', ';\n                    tags += jdx + '= {' + json[i].entryTags[jdx] + '}';\n                }\n                out += tags;\n            }\n            out += '}\\n\\n';\n        }\n        return out;\n        \n    };\n\n})(typeof exports === 'undefined' ? this['bibtexParse'] = {} : exports);\n\n/* end bibtexParse */\n","import bibtexParse from \"bibtex-parse-js\";\n\nexport default function(dom, data) {\n  let el = dom.querySelector('script[type=\"text/bibliography\"]');\n  //TODO If we don't have a local element, make a request for the document.\n\n  let rawBib = el.textContent;\n  console.log(rawBib, bibtexParse.toJSON(rawBib))\n  let bibliography = {};\n  bibtexParse.toJSON(rawBib).forEach(e => {\n    bibliography[e.citationKey] = e.entryTags;\n    bibliography[e.citationKey].type = e.entryType;\n  });\n\n  let citations = {};\n  var citeTags = [].slice.apply(dom.querySelectorAll(\"dt-cite\"));\n  citeTags.forEach(el => {\n    let citationKeys = el.getAttribute(\"key\").split(\",\");\n    citationKeys.forEach(key => {\n      if (bibliography[key]) {\n        citations[key] = bibliography[key];\n      } else {\n        console.warn(\"No bibliography entry found for: \" + key);\n      }\n    });\n  });\n  data.citations = citations;\n  console.log(data.citations)\n}\n","import logo from \"./distill-logo.svg\";\n\nconst html = `\n\n\n
    \n  \n    ${logo}\n    Distill\n  \n  
    \n  
    \n
    \n`\n\nexport default function(dom, data) {\n  dom.querySelector('dt-header').innerHTML = html;\n}\n","const html = `\n\n\n
    \n  
    References
    \n  \n  
    Errors, Reuse, and Citation
    \n  
    If you see mistakes or want to suggest changes, please submit a pull request on github.
    \n  
    Diagrams and text are licensed under Creative Commons Attribution CC-BY 2.0, unless noted otherwise, with the source available on available on github. The figures that have been reused from other sources don't fall under this license and can be recognized by a note in their caption: “Figure from …”.
    \n  
    For attribution in academic contexts, please cite this work as
    \n  
    \n  
    BibTeX citation
    \n  
    \n
    \n`;\n\n//   distill.data().then(function(data) {\n//     var as = el.querySelectorAll(\"a.github\");\n//     [].forEach.call(as, function(a) {\n//       a.setAttribute(\"href\", data.github);\n//     });\n//     el.querySelector(\".citation.short\").textContent = data.concatenatedAuthors + \", \" + '\"' + data.title + '\", Distill, ' + data.firstPublishedYear + \".\";\n//     var bibtex  = \"@article{\" + data.slug + \",\\n\";\n//         bibtex += \"  author = {\" + data.bibtexAuthors + \"},\\n\";\n//         bibtex += \"  title = {\" + data.title + \"},\\n\";\n//         bibtex += \"  journal = {Distill},\\n\";\n//         bibtex += \"  year = {\" + data.firstPublishedYear + \"},\\n\";\n//         bibtex += \"  note = {\" + data.url + \"}\\n\";\n//         bibtex += \"}\";\n//     el.querySelector(\".citation.long\").textContent = bibtex;\n//   })\n\nexport default function(dom, data) {\n  let el = dom.querySelector('dt-appendix')\n  if (el) el.innerHTML = html;\n}\n","import logo from \"./distill-logo.svg\";\n\nlet html = `\n\n\n
    \n  \n    ${logo}\n    Distill\n   is dedicated to clear explanations of machine learning\n
    \n`;\n\nexport default function(dom, data) {\n  let el = dom.querySelector(\"dt-footer\");\n  if(el) el.innerHTML = html;\n}\n","export default function(dom, data) {\n\n  let citations = Object.keys(data.citations).map(c => data.citations[c]);\n  citations.sort((a, b) => {\n    return a.author.localeCompare(b.author);\n  });\n\n  var citeTags = [].slice.apply(dom.querySelectorAll(\"dt-cite\"));\n  citeTags.forEach(el => {\n    var keys = el.textContent.split(\",\");\n    var cite_string = keys.map(inline_cite).join(\", \");\n    el.innerHTML = cite_string;\n  });\n\n  let bibEl = dom.querySelector(\"dt-bibliography\");\n  if (bibEl) {\n    let ol = dom.createElement(\"ol\");\n    citations.forEach(citation => {\n      let el = dom.createElement(\"li\");\n      el.textContent = bibliography_cite(citation);\n      ol.appendChild(el);\n    })\n    bibEl.appendChild(ol);\n  }\n\n  function inline_cite(key){\n    if (key in data.citations){\n      var ent = data.citations[key];\n      var names = ent.author.split(\" and \");\n      names = names.map(name => name.split(\",\")[0].trim())\n      var year = ent.year;\n      if (names.length == 1) return names[0] + \", \" + year;\n      if (names.length == 2) return names[0] + \" & \" + names[1] + \", \" + year;\n      if (names.length  > 2) return names[0] + \", et al., \" + year;\n    } else {\n      return \"?\";\n    }\n  }\n\n  function bibliography_cite(ent){\n    if (ent){\n      var names = ent.author.split(\" and \");\n      var cite = \"\";\n      let name_strings = names.map(name => {\n        var last = name.split(\",\")[0].trim();\n        var firsts = name.split(\",\")[1];\n        if (firsts != undefined) {\n          var initials = firsts.trim().split(\" \").map(s => s.trim()[0]);\n          return last + \", \" + initials.join(\".\")+\".\";\n        }\n        return last;\n      });\n      if (names.length > 1) {\n        cite += name_strings.slice(0, names.length-1).join(\", \");\n        cite += \" and \" + name_strings[names.length-1];\n      } else {\n        cite += name_strings[0]\n      }\n      cite += \", \" + ent.year + \". \"\n      cite += ent.title + \". \"\n      cite += (ent.journal || ent.booktitle || \"\")\n      if (\"volume\" in ent){\n        var issue = ent.issue || ent.number;\n        issue = (issue != undefined)? \"(\"+issue+\")\" : \"\";\n        cite += \", Vol \" + ent.volume + issue;\n      }\n      if (\"pages\" in ent){\n        cite += \", pp. \" + ent.pages\n      }\n      cite += \". \"\n      return cite\n    } else {\n      return \"?\";\n    }\n  }\n\n\n  //https://scholar.google.com/scholar?q=allintitle%3ADocument+author%3Aolah\n  function get_URL(ent){\n    if (ent){\n      var names = ent.author.split(\" and \");\n      names = names.map(name => name.split(\",\")[0].trim())\n      var title = ent.title.split(\" \")//.replace(/[,:]/, \"\")\n      var url = \"http://search.labs.crossref.org/dois?\"//\"\"https://scholar.google.com/scholar?\"\n      url += uris({q: names.join(\" \") + \" \" + title.join(\" \")})\n    }\n\n  }\n}\n","/**\n * marked - a markdown parser\n * Copyright (c) 2011-2014, Christopher Jeffrey. (MIT Licensed)\n * https://github.com/chjj/marked\n */\n\n;(function() {\n\n/**\n * Block-Level Grammar\n */\n\nvar block = {\n  newline: /^\\n+/,\n  code: /^( {4}[^\\n]+\\n*)+/,\n  fences: noop,\n  hr: /^( *[-*_]){3,} *(?:\\n+|$)/,\n  heading: /^ *(#{1,6}) *([^\\n]+?) *#* *(?:\\n+|$)/,\n  nptable: noop,\n  lheading: /^([^\\n]+)\\n *(=|-){2,} *(?:\\n+|$)/,\n  blockquote: /^( *>[^\\n]+(\\n(?!def)[^\\n]+)*\\n*)+/,\n  list: /^( *)(bull) [\\s\\S]+?(?:hr|def|\\n{2,}(?! )(?!\\1bull )\\n*|\\s*$)/,\n  html: /^ *(?:comment *(?:\\n|\\s*$)|closed *(?:\\n{2,}|\\s*$)|closing *(?:\\n{2,}|\\s*$))/,\n  def: /^ *\\[([^\\]]+)\\]: *]+)>?(?: +[\"(]([^\\n]+)[\")])? *(?:\\n+|$)/,\n  table: noop,\n  paragraph: /^((?:[^\\n]+\\n?(?!hr|heading|lheading|blockquote|tag|def))+)\\n*/,\n  text: /^[^\\n]+/\n};\n\nblock.bullet = /(?:[*+-]|\\d+\\.)/;\nblock.item = /^( *)(bull) [^\\n]*(?:\\n(?!\\1bull )[^\\n]*)*/;\nblock.item = replace(block.item, 'gm')\n  (/bull/g, block.bullet)\n  ();\n\nblock.list = replace(block.list)\n  (/bull/g, block.bullet)\n  ('hr', '\\\\n+(?=\\\\1?(?:[-*_] *){3,}(?:\\\\n+|$))')\n  ('def', '\\\\n+(?=' + block.def.source + ')')\n  ();\n\nblock.blockquote = replace(block.blockquote)\n  ('def', block.def)\n  ();\n\nblock._tag = '(?!(?:'\n  + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code'\n  + '|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo'\n  + '|span|br|wbr|ins|del|img)\\\\b)\\\\w+(?!:/|[^\\\\w\\\\s@]*@)\\\\b';\n\nblock.html = replace(block.html)\n  ('comment', //)\n  ('closed', /<(tag)[\\s\\S]+?<\\/\\1>/)\n  ('closing', /])*?>/)\n  (/tag/g, block._tag)\n  ();\n\nblock.paragraph = replace(block.paragraph)\n  ('hr', block.hr)\n  ('heading', block.heading)\n  ('lheading', block.lheading)\n  ('blockquote', block.blockquote)\n  ('tag', '<' + block._tag)\n  ('def', block.def)\n  ();\n\n/**\n * Normal Block Grammar\n */\n\nblock.normal = merge({}, block);\n\n/**\n * GFM Block Grammar\n */\n\nblock.gfm = merge({}, block.normal, {\n  fences: /^ *(`{3,}|~{3,})[ \\.]*(\\S+)? *\\n([\\s\\S]*?)\\s*\\1 *(?:\\n+|$)/,\n  paragraph: /^/,\n  heading: /^ *(#{1,6}) +([^\\n]+?) *#* *(?:\\n+|$)/\n});\n\nblock.gfm.paragraph = replace(block.paragraph)\n  ('(?!', '(?!'\n    + block.gfm.fences.source.replace('\\\\1', '\\\\2') + '|'\n    + block.list.source.replace('\\\\1', '\\\\3') + '|')\n  ();\n\n/**\n * GFM + Tables Block Grammar\n */\n\nblock.tables = merge({}, block.gfm, {\n  nptable: /^ *(\\S.*\\|.*)\\n *([-:]+ *\\|[-| :]*)\\n((?:.*\\|.*(?:\\n|$))*)\\n*/,\n  table: /^ *\\|(.+)\\n *\\|( *[-:]+[-| :]*)\\n((?: *\\|.*(?:\\n|$))*)\\n*/\n});\n\n/**\n * Block Lexer\n */\n\nfunction Lexer(options) {\n  this.tokens = [];\n  this.tokens.links = {};\n  this.options = options || marked.defaults;\n  this.rules = block.normal;\n\n  if (this.options.gfm) {\n    if (this.options.tables) {\n      this.rules = block.tables;\n    } else {\n      this.rules = block.gfm;\n    }\n  }\n}\n\n/**\n * Expose Block Rules\n */\n\nLexer.rules = block;\n\n/**\n * Static Lex Method\n */\n\nLexer.lex = function(src, options) {\n  var lexer = new Lexer(options);\n  return lexer.lex(src);\n};\n\n/**\n * Preprocessing\n */\n\nLexer.prototype.lex = function(src) {\n  src = src\n    .replace(/\\r\\n|\\r/g, '\\n')\n    .replace(/\\t/g, '    ')\n    .replace(/\\u00a0/g, ' ')\n    .replace(/\\u2424/g, '\\n');\n\n  return this.token(src, true);\n};\n\n/**\n * Lexing\n */\n\nLexer.prototype.token = function(src, top, bq) {\n  var src = src.replace(/^ +$/gm, '')\n    , next\n    , loose\n    , cap\n    , bull\n    , b\n    , item\n    , space\n    , i\n    , l;\n\n  while (src) {\n    // newline\n    if (cap = this.rules.newline.exec(src)) {\n      src = src.substring(cap[0].length);\n      if (cap[0].length > 1) {\n        this.tokens.push({\n          type: 'space'\n        });\n      }\n    }\n\n    // code\n    if (cap = this.rules.code.exec(src)) {\n      src = src.substring(cap[0].length);\n      cap = cap[0].replace(/^ {4}/gm, '');\n      this.tokens.push({\n        type: 'code',\n        text: !this.options.pedantic\n          ? cap.replace(/\\n+$/, '')\n          : cap\n      });\n      continue;\n    }\n\n    // fences (gfm)\n    if (cap = this.rules.fences.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'code',\n        lang: cap[2],\n        text: cap[3] || ''\n      });\n      continue;\n    }\n\n    // heading\n    if (cap = this.rules.heading.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'heading',\n        depth: cap[1].length,\n        text: cap[2]\n      });\n      continue;\n    }\n\n    // table no leading pipe (gfm)\n    if (top && (cap = this.rules.nptable.exec(src))) {\n      src = src.substring(cap[0].length);\n\n      item = {\n        type: 'table',\n        header: cap[1].replace(/^ *| *\\| *$/g, '').split(/ *\\| */),\n        align: cap[2].replace(/^ *|\\| *$/g, '').split(/ *\\| */),\n        cells: cap[3].replace(/\\n$/, '').split('\\n')\n      };\n\n      for (i = 0; i < item.align.length; i++) {\n        if (/^ *-+: *$/.test(item.align[i])) {\n          item.align[i] = 'right';\n        } else if (/^ *:-+: *$/.test(item.align[i])) {\n          item.align[i] = 'center';\n        } else if (/^ *:-+ *$/.test(item.align[i])) {\n          item.align[i] = 'left';\n        } else {\n          item.align[i] = null;\n        }\n      }\n\n      for (i = 0; i < item.cells.length; i++) {\n        item.cells[i] = item.cells[i].split(/ *\\| */);\n      }\n\n      this.tokens.push(item);\n\n      continue;\n    }\n\n    // lheading\n    if (cap = this.rules.lheading.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'heading',\n        depth: cap[2] === '=' ? 1 : 2,\n        text: cap[1]\n      });\n      continue;\n    }\n\n    // hr\n    if (cap = this.rules.hr.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'hr'\n      });\n      continue;\n    }\n\n    // blockquote\n    if (cap = this.rules.blockquote.exec(src)) {\n      src = src.substring(cap[0].length);\n\n      this.tokens.push({\n        type: 'blockquote_start'\n      });\n\n      cap = cap[0].replace(/^ *> ?/gm, '');\n\n      // Pass `top` to keep the current\n      // \"toplevel\" state. This is exactly\n      // how markdown.pl works.\n      this.token(cap, top, true);\n\n      this.tokens.push({\n        type: 'blockquote_end'\n      });\n\n      continue;\n    }\n\n    // list\n    if (cap = this.rules.list.exec(src)) {\n      src = src.substring(cap[0].length);\n      bull = cap[2];\n\n      this.tokens.push({\n        type: 'list_start',\n        ordered: bull.length > 1\n      });\n\n      // Get each top-level item.\n      cap = cap[0].match(this.rules.item);\n\n      next = false;\n      l = cap.length;\n      i = 0;\n\n      for (; i < l; i++) {\n        item = cap[i];\n\n        // Remove the list item's bullet\n        // so it is seen as the next token.\n        space = item.length;\n        item = item.replace(/^ *([*+-]|\\d+\\.) +/, '');\n\n        // Outdent whatever the\n        // list item contains. Hacky.\n        if (~item.indexOf('\\n ')) {\n          space -= item.length;\n          item = !this.options.pedantic\n            ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '')\n            : item.replace(/^ {1,4}/gm, '');\n        }\n\n        // Determine whether the next list item belongs here.\n        // Backpedal if it does not belong in this list.\n        if (this.options.smartLists && i !== l - 1) {\n          b = block.bullet.exec(cap[i + 1])[0];\n          if (bull !== b && !(bull.length > 1 && b.length > 1)) {\n            src = cap.slice(i + 1).join('\\n') + src;\n            i = l - 1;\n          }\n        }\n\n        // Determine whether item is loose or not.\n        // Use: /(^|\\n)(?! )[^\\n]+\\n\\n(?!\\s*$)/\n        // for discount behavior.\n        loose = next || /\\n\\n(?!\\s*$)/.test(item);\n        if (i !== l - 1) {\n          next = item.charAt(item.length - 1) === '\\n';\n          if (!loose) loose = next;\n        }\n\n        this.tokens.push({\n          type: loose\n            ? 'loose_item_start'\n            : 'list_item_start'\n        });\n\n        // Recurse.\n        this.token(item, false, bq);\n\n        this.tokens.push({\n          type: 'list_item_end'\n        });\n      }\n\n      this.tokens.push({\n        type: 'list_end'\n      });\n\n      continue;\n    }\n\n    // html\n    if (cap = this.rules.html.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: this.options.sanitize\n          ? 'paragraph'\n          : 'html',\n        pre: !this.options.sanitizer\n          && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),\n        text: cap[0]\n      });\n      continue;\n    }\n\n    // def\n    if ((!bq && top) && (cap = this.rules.def.exec(src))) {\n      src = src.substring(cap[0].length);\n      this.tokens.links[cap[1].toLowerCase()] = {\n        href: cap[2],\n        title: cap[3]\n      };\n      continue;\n    }\n\n    // table (gfm)\n    if (top && (cap = this.rules.table.exec(src))) {\n      src = src.substring(cap[0].length);\n\n      item = {\n        type: 'table',\n        header: cap[1].replace(/^ *| *\\| *$/g, '').split(/ *\\| */),\n        align: cap[2].replace(/^ *|\\| *$/g, '').split(/ *\\| */),\n        cells: cap[3].replace(/(?: *\\| *)?\\n$/, '').split('\\n')\n      };\n\n      for (i = 0; i < item.align.length; i++) {\n        if (/^ *-+: *$/.test(item.align[i])) {\n          item.align[i] = 'right';\n        } else if (/^ *:-+: *$/.test(item.align[i])) {\n          item.align[i] = 'center';\n        } else if (/^ *:-+ *$/.test(item.align[i])) {\n          item.align[i] = 'left';\n        } else {\n          item.align[i] = null;\n        }\n      }\n\n      for (i = 0; i < item.cells.length; i++) {\n        item.cells[i] = item.cells[i]\n          .replace(/^ *\\| *| *\\| *$/g, '')\n          .split(/ *\\| */);\n      }\n\n      this.tokens.push(item);\n\n      continue;\n    }\n\n    // top-level paragraph\n    if (top && (cap = this.rules.paragraph.exec(src))) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'paragraph',\n        text: cap[1].charAt(cap[1].length - 1) === '\\n'\n          ? cap[1].slice(0, -1)\n          : cap[1]\n      });\n      continue;\n    }\n\n    // text\n    if (cap = this.rules.text.exec(src)) {\n      // Top-level should never reach here.\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'text',\n        text: cap[0]\n      });\n      continue;\n    }\n\n    if (src) {\n      throw new\n        Error('Infinite loop on byte: ' + src.charCodeAt(0));\n    }\n  }\n\n  return this.tokens;\n};\n\n/**\n * Inline-Level Grammar\n */\n\nvar inline = {\n  escape: /^\\\\([\\\\`*{}\\[\\]()#+\\-.!_>])/,\n  autolink: /^<([^ >]+(@|:\\/)[^ >]+)>/,\n  url: noop,\n  tag: /^|^<\\/?\\w+(?:\"[^\"]*\"|'[^']*'|[^'\">])*?>/,\n  link: /^!?\\[(inside)\\]\\(href\\)/,\n  reflink: /^!?\\[(inside)\\]\\s*\\[([^\\]]*)\\]/,\n  nolink: /^!?\\[((?:\\[[^\\]]*\\]|[^\\[\\]])*)\\]/,\n  strong: /^__([\\s\\S]+?)__(?!_)|^\\*\\*([\\s\\S]+?)\\*\\*(?!\\*)/,\n  em: /^\\b_((?:[^_]|__)+?)_\\b|^\\*((?:\\*\\*|[\\s\\S])+?)\\*(?!\\*)/,\n  code: /^(`+)\\s*([\\s\\S]*?[^`])\\s*\\1(?!`)/,\n  br: /^ {2,}\\n(?!\\s*$)/,\n  del: noop,\n  text: /^[\\s\\S]+?(?=[\\\\?(?:\\s+['\"]([\\s\\S]*?)['\"])?\\s*/;\n\ninline.link = replace(inline.link)\n  ('inside', inline._inside)\n  ('href', inline._href)\n  ();\n\ninline.reflink = replace(inline.reflink)\n  ('inside', inline._inside)\n  ();\n\n/**\n * Normal Inline Grammar\n */\n\ninline.normal = merge({}, inline);\n\n/**\n * Pedantic Inline Grammar\n */\n\ninline.pedantic = merge({}, inline.normal, {\n  strong: /^__(?=\\S)([\\s\\S]*?\\S)__(?!_)|^\\*\\*(?=\\S)([\\s\\S]*?\\S)\\*\\*(?!\\*)/,\n  em: /^_(?=\\S)([\\s\\S]*?\\S)_(?!_)|^\\*(?=\\S)([\\s\\S]*?\\S)\\*(?!\\*)/\n});\n\n/**\n * GFM Inline Grammar\n */\n\ninline.gfm = merge({}, inline.normal, {\n  escape: replace(inline.escape)('])', '~|])')(),\n  url: /^(https?:\\/\\/[^\\s<]+[^<.,:;\"')\\]\\s])/,\n  del: /^~~(?=\\S)([\\s\\S]*?\\S)~~/,\n  text: replace(inline.text)\n    (']|', '~]|')\n    ('|', '|https?://|')\n    ()\n});\n\n/**\n * GFM + Line Breaks Inline Grammar\n */\n\ninline.breaks = merge({}, inline.gfm, {\n  br: replace(inline.br)('{2,}', '*')(),\n  text: replace(inline.gfm.text)('{2,}', '*')()\n});\n\n/**\n * Inline Lexer & Compiler\n */\n\nfunction InlineLexer(links, options) {\n  this.options = options || marked.defaults;\n  this.links = links;\n  this.rules = inline.normal;\n  this.renderer = this.options.renderer || new Renderer;\n  this.renderer.options = this.options;\n\n  if (!this.links) {\n    throw new\n      Error('Tokens array requires a `links` property.');\n  }\n\n  if (this.options.gfm) {\n    if (this.options.breaks) {\n      this.rules = inline.breaks;\n    } else {\n      this.rules = inline.gfm;\n    }\n  } else if (this.options.pedantic) {\n    this.rules = inline.pedantic;\n  }\n}\n\n/**\n * Expose Inline Rules\n */\n\nInlineLexer.rules = inline;\n\n/**\n * Static Lexing/Compiling Method\n */\n\nInlineLexer.output = function(src, links, options) {\n  var inline = new InlineLexer(links, options);\n  return inline.output(src);\n};\n\n/**\n * Lexing/Compiling\n */\n\nInlineLexer.prototype.output = function(src) {\n  var out = ''\n    , link\n    , text\n    , href\n    , cap;\n\n  while (src) {\n    // escape\n    if (cap = this.rules.escape.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += cap[1];\n      continue;\n    }\n\n    // autolink\n    if (cap = this.rules.autolink.exec(src)) {\n      src = src.substring(cap[0].length);\n      if (cap[2] === '@') {\n        text = cap[1].charAt(6) === ':'\n          ? this.mangle(cap[1].substring(7))\n          : this.mangle(cap[1]);\n        href = this.mangle('mailto:') + text;\n      } else {\n        text = escape(cap[1]);\n        href = text;\n      }\n      out += this.renderer.link(href, null, text);\n      continue;\n    }\n\n    // url (gfm)\n    if (!this.inLink && (cap = this.rules.url.exec(src))) {\n      src = src.substring(cap[0].length);\n      text = escape(cap[1]);\n      href = text;\n      out += this.renderer.link(href, null, text);\n      continue;\n    }\n\n    // tag\n    if (cap = this.rules.tag.exec(src)) {\n      if (!this.inLink && /^/i.test(cap[0])) {\n        this.inLink = false;\n      }\n      src = src.substring(cap[0].length);\n      out += this.options.sanitize\n        ? this.options.sanitizer\n          ? this.options.sanitizer(cap[0])\n          : escape(cap[0])\n        : cap[0]\n      continue;\n    }\n\n    // link\n    if (cap = this.rules.link.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.inLink = true;\n      out += this.outputLink(cap, {\n        href: cap[2],\n        title: cap[3]\n      });\n      this.inLink = false;\n      continue;\n    }\n\n    // reflink, nolink\n    if ((cap = this.rules.reflink.exec(src))\n        || (cap = this.rules.nolink.exec(src))) {\n      src = src.substring(cap[0].length);\n      link = (cap[2] || cap[1]).replace(/\\s+/g, ' ');\n      link = this.links[link.toLowerCase()];\n      if (!link || !link.href) {\n        out += cap[0].charAt(0);\n        src = cap[0].substring(1) + src;\n        continue;\n      }\n      this.inLink = true;\n      out += this.outputLink(cap, link);\n      this.inLink = false;\n      continue;\n    }\n\n    // strong\n    if (cap = this.rules.strong.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.strong(this.output(cap[2] || cap[1]));\n      continue;\n    }\n\n    // em\n    if (cap = this.rules.em.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.em(this.output(cap[2] || cap[1]));\n      continue;\n    }\n\n    // code\n    if (cap = this.rules.code.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.codespan(escape(cap[2], true));\n      continue;\n    }\n\n    // br\n    if (cap = this.rules.br.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.br();\n      continue;\n    }\n\n    // del (gfm)\n    if (cap = this.rules.del.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.del(this.output(cap[1]));\n      continue;\n    }\n\n    // text\n    if (cap = this.rules.text.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.text(escape(this.smartypants(cap[0])));\n      continue;\n    }\n\n    if (src) {\n      throw new\n        Error('Infinite loop on byte: ' + src.charCodeAt(0));\n    }\n  }\n\n  return out;\n};\n\n/**\n * Compile Link\n */\n\nInlineLexer.prototype.outputLink = function(cap, link) {\n  var href = escape(link.href)\n    , title = link.title ? escape(link.title) : null;\n\n  return cap[0].charAt(0) !== '!'\n    ? this.renderer.link(href, title, this.output(cap[1]))\n    : this.renderer.image(href, title, escape(cap[1]));\n};\n\n/**\n * Smartypants Transformations\n */\n\nInlineLexer.prototype.smartypants = function(text) {\n  if (!this.options.smartypants) return text;\n  return text\n    // em-dashes\n    .replace(/---/g, '\\u2014')\n    // en-dashes\n    .replace(/--/g, '\\u2013')\n    // opening singles\n    .replace(/(^|[-\\u2014/(\\[{\"\\s])'/g, '$1\\u2018')\n    // closing singles & apostrophes\n    .replace(/'/g, '\\u2019')\n    // opening doubles\n    .replace(/(^|[-\\u2014/(\\[{\\u2018\\s])\"/g, '$1\\u201c')\n    // closing doubles\n    .replace(/\"/g, '\\u201d')\n    // ellipses\n    .replace(/\\.{3}/g, '\\u2026');\n};\n\n/**\n * Mangle Links\n */\n\nInlineLexer.prototype.mangle = function(text) {\n  if (!this.options.mangle) return text;\n  var out = ''\n    , l = text.length\n    , i = 0\n    , ch;\n\n  for (; i < l; i++) {\n    ch = text.charCodeAt(i);\n    if (Math.random() > 0.5) {\n      ch = 'x' + ch.toString(16);\n    }\n    out += '&#' + ch + ';';\n  }\n\n  return out;\n};\n\n/**\n * Renderer\n */\n\nfunction Renderer(options) {\n  this.options = options || {};\n}\n\nRenderer.prototype.code = function(code, lang, escaped) {\n  if (this.options.highlight) {\n    var out = this.options.highlight(code, lang);\n    if (out != null && out !== code) {\n      escaped = true;\n      code = out;\n    }\n  }\n\n  if (!lang) {\n    return '
    '\n      + (escaped ? code : escape(code, true))\n      + '\\n
    ';\n  }\n\n  return '
    '\n    + (escaped ? code : escape(code, true))\n    + '\\n
    \\n';\n};\n\nRenderer.prototype.blockquote = function(quote) {\n  return '
    \\n' + quote + '
    \\n';\n};\n\nRenderer.prototype.html = function(html) {\n  return html;\n};\n\nRenderer.prototype.heading = function(text, level, raw) {\n  return ''\n    + text\n    + '\\n';\n};\n\nRenderer.prototype.hr = function() {\n  return this.options.xhtml ? '
    \\n' : '
    \\n';\n};\n\nRenderer.prototype.list = function(body, ordered) {\n  var type = ordered ? 'ol' : 'ul';\n  return '<' + type + '>\\n' + body + '\\n';\n};\n\nRenderer.prototype.listitem = function(text) {\n  return '
  • ' + text + '
    • \\n';\n};\n\nRenderer.prototype.paragraph = function(text) {\n  return '
    ' + text + '
    \\n';\n};\n\nRenderer.prototype.table = function(header, body) {\n  return '\\n'\n    + '\\n'\n    + header\n    + '\\n'\n    + '\\n'\n    + body\n    + '\\n'\n    + '
    \\n';\n};\n\nRenderer.prototype.tablerow = function(content) {\n  return '\\n' + content + '\\n';\n};\n\nRenderer.prototype.tablecell = function(content, flags) {\n  var type = flags.header ? 'th' : 'td';\n  var tag = flags.align\n    ? '<' + type + ' style=\"text-align:' + flags.align + '\">'\n    : '<' + type + '>';\n  return tag + content + '\\n';\n};\n\n// span level renderer\nRenderer.prototype.strong = function(text) {\n  return '' + text + '';\n};\n\nRenderer.prototype.em = function(text) {\n  return '' + text + '';\n};\n\nRenderer.prototype.codespan = function(text) {\n  return '' + text + '';\n};\n\nRenderer.prototype.br = function() {\n  return this.options.xhtml ? '
    ' : '
    ';\n};\n\nRenderer.prototype.del = function(text) {\n  return '' + text + '';\n};\n\nRenderer.prototype.link = function(href, title, text) {\n  if (this.options.sanitize) {\n    try {\n      var prot = decodeURIComponent(unescape(href))\n        .replace(/[^\\w:]/g, '')\n        .toLowerCase();\n    } catch (e) {\n      return '';\n    }\n    if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0) {\n      return '';\n    }\n  }\n  var out = '    ';\n  return out;\n};\n\nRenderer.prototype.image = function(href, title, text) {\n  var out = '\"'' : '>';\n  return out;\n};\n\nRenderer.prototype.text = function(text) {\n  return text;\n};\n\n/**\n * Parsing & Compiling\n */\n\nfunction Parser(options) {\n  this.tokens = [];\n  this.token = null;\n  this.options = options || marked.defaults;\n  this.options.renderer = this.options.renderer || new Renderer;\n  this.renderer = this.options.renderer;\n  this.renderer.options = this.options;\n}\n\n/**\n * Static Parse Method\n */\n\nParser.parse = function(src, options, renderer) {\n  var parser = new Parser(options, renderer);\n  return parser.parse(src);\n};\n\n/**\n * Parse Loop\n */\n\nParser.prototype.parse = function(src) {\n  this.inline = new InlineLexer(src.links, this.options, this.renderer);\n  this.tokens = src.reverse();\n\n  var out = '';\n  while (this.next()) {\n    out += this.tok();\n  }\n\n  return out;\n};\n\n/**\n * Next Token\n */\n\nParser.prototype.next = function() {\n  return this.token = this.tokens.pop();\n};\n\n/**\n * Preview Next Token\n */\n\nParser.prototype.peek = function() {\n  return this.tokens[this.tokens.length - 1] || 0;\n};\n\n/**\n * Parse Text Tokens\n */\n\nParser.prototype.parseText = function() {\n  var body = this.token.text;\n\n  while (this.peek().type === 'text') {\n    body += '\\n' + this.next().text;\n  }\n\n  return this.inline.output(body);\n};\n\n/**\n * Parse Current Token\n */\n\nParser.prototype.tok = function() {\n  switch (this.token.type) {\n    case 'space': {\n      return '';\n    }\n    case 'hr': {\n      return this.renderer.hr();\n    }\n    case 'heading': {\n      return this.renderer.heading(\n        this.inline.output(this.token.text),\n        this.token.depth,\n        this.token.text);\n    }\n    case 'code': {\n      return this.renderer.code(this.token.text,\n        this.token.lang,\n        this.token.escaped);\n    }\n    case 'table': {\n      var header = ''\n        , body = ''\n        , i\n        , row\n        , cell\n        , flags\n        , j;\n\n      // header\n      cell = '';\n      for (i = 0; i < this.token.header.length; i++) {\n        flags = { header: true, align: this.token.align[i] };\n        cell += this.renderer.tablecell(\n          this.inline.output(this.token.header[i]),\n          { header: true, align: this.token.align[i] }\n        );\n      }\n      header += this.renderer.tablerow(cell);\n\n      for (i = 0; i < this.token.cells.length; i++) {\n        row = this.token.cells[i];\n\n        cell = '';\n        for (j = 0; j < row.length; j++) {\n          cell += this.renderer.tablecell(\n            this.inline.output(row[j]),\n            { header: false, align: this.token.align[j] }\n          );\n        }\n\n        body += this.renderer.tablerow(cell);\n      }\n      return this.renderer.table(header, body);\n    }\n    case 'blockquote_start': {\n      var body = '';\n\n      while (this.next().type !== 'blockquote_end') {\n        body += this.tok();\n      }\n\n      return this.renderer.blockquote(body);\n    }\n    case 'list_start': {\n      var body = ''\n        , ordered = this.token.ordered;\n\n      while (this.next().type !== 'list_end') {\n        body += this.tok();\n      }\n\n      return this.renderer.list(body, ordered);\n    }\n    case 'list_item_start': {\n      var body = '';\n\n      while (this.next().type !== 'list_item_end') {\n        body += this.token.type === 'text'\n          ? this.parseText()\n          : this.tok();\n      }\n\n      return this.renderer.listitem(body);\n    }\n    case 'loose_item_start': {\n      var body = '';\n\n      while (this.next().type !== 'list_item_end') {\n        body += this.tok();\n      }\n\n      return this.renderer.listitem(body);\n    }\n    case 'html': {\n      var html = !this.token.pre && !this.options.pedantic\n        ? this.inline.output(this.token.text)\n        : this.token.text;\n      return this.renderer.html(html);\n    }\n    case 'paragraph': {\n      return this.renderer.paragraph(this.inline.output(this.token.text));\n    }\n    case 'text': {\n      return this.renderer.paragraph(this.parseText());\n    }\n  }\n};\n\n/**\n * Helpers\n */\n\nfunction escape(html, encode) {\n  return html\n    .replace(!encode ? /&(?!#?\\w+;)/g : /&/g, '&')\n    .replace(//g, '>')\n    .replace(/\"/g, '"')\n    .replace(/'/g, ''');\n}\n\nfunction unescape(html) {\n\t// explicitly match decimal, hex, and named HTML entities \n  return html.replace(/&(#(?:\\d+)|(?:#x[0-9A-Fa-f]+)|(?:\\w+));?/g, function(_, n) {\n    n = n.toLowerCase();\n    if (n === 'colon') return ':';\n    if (n.charAt(0) === '#') {\n      return n.charAt(1) === 'x'\n        ? String.fromCharCode(parseInt(n.substring(2), 16))\n        : String.fromCharCode(+n.substring(1));\n    }\n    return '';\n  });\n}\n\nfunction replace(regex, opt) {\n  regex = regex.source;\n  opt = opt || '';\n  return function self(name, val) {\n    if (!name) return new RegExp(regex, opt);\n    val = val.source || val;\n    val = val.replace(/(^|[^\\[])\\^/g, '$1');\n    regex = regex.replace(name, val);\n    return self;\n  };\n}\n\nfunction noop() {}\nnoop.exec = noop;\n\nfunction merge(obj) {\n  var i = 1\n    , target\n    , key;\n\n  for (; i < arguments.length; i++) {\n    target = arguments[i];\n    for (key in target) {\n      if (Object.prototype.hasOwnProperty.call(target, key)) {\n        obj[key] = target[key];\n      }\n    }\n  }\n\n  return obj;\n}\n\n\n/**\n * Marked\n */\n\nfunction marked(src, opt, callback) {\n  if (callback || typeof opt === 'function') {\n    if (!callback) {\n      callback = opt;\n      opt = null;\n    }\n\n    opt = merge({}, marked.defaults, opt || {});\n\n    var highlight = opt.highlight\n      , tokens\n      , pending\n      , i = 0;\n\n    try {\n      tokens = Lexer.lex(src, opt)\n    } catch (e) {\n      return callback(e);\n    }\n\n    pending = tokens.length;\n\n    var done = function(err) {\n      if (err) {\n        opt.highlight = highlight;\n        return callback(err);\n      }\n\n      var out;\n\n      try {\n        out = Parser.parse(tokens, opt);\n      } catch (e) {\n        err = e;\n      }\n\n      opt.highlight = highlight;\n\n      return err\n        ? callback(err)\n        : callback(null, out);\n    };\n\n    if (!highlight || highlight.length < 3) {\n      return done();\n    }\n\n    delete opt.highlight;\n\n    if (!pending) return done();\n\n    for (; i < tokens.length; i++) {\n      (function(token) {\n        if (token.type !== 'code') {\n          return --pending || done();\n        }\n        return highlight(token.text, token.lang, function(err, code) {\n          if (err) return done(err);\n          if (code == null || code === token.text) {\n            return --pending || done();\n          }\n          token.text = code;\n          token.escaped = true;\n          --pending || done();\n        });\n      })(tokens[i]);\n    }\n\n    return;\n  }\n  try {\n    if (opt) opt = merge({}, marked.defaults, opt);\n    return Parser.parse(Lexer.lex(src, opt), opt);\n  } catch (e) {\n    e.message += '\\nPlease report this to https://github.com/chjj/marked.';\n    if ((opt || marked.defaults).silent) {\n      return '
    An error occured:
    '\n        + escape(e.message + '', true)\n        + '
    ';\n    }\n    throw e;\n  }\n}\n\n/**\n * Options\n */\n\nmarked.options =\nmarked.setOptions = function(opt) {\n  merge(marked.defaults, opt);\n  return marked;\n};\n\nmarked.defaults = {\n  gfm: true,\n  tables: true,\n  breaks: false,\n  pedantic: false,\n  sanitize: false,\n  sanitizer: null,\n  mangle: true,\n  smartLists: false,\n  silent: false,\n  highlight: null,\n  langPrefix: 'lang-',\n  smartypants: false,\n  headerPrefix: '',\n  renderer: new Renderer,\n  xhtml: false\n};\n\n/**\n * Expose\n */\n\nmarked.Parser = Parser;\nmarked.parser = Parser.parse;\n\nmarked.Renderer = Renderer;\n\nmarked.Lexer = Lexer;\nmarked.lexer = Lexer.lex;\n\nmarked.InlineLexer = InlineLexer;\nmarked.inlineLexer = InlineLexer.output;\n\nmarked.parse = marked;\n\nif (typeof module !== 'undefined' && typeof exports === 'object') {\n  module.exports = marked;\n} else if (typeof define === 'function' && define.amd) {\n  define(function() { return marked; });\n} else {\n  this.marked = marked;\n}\n\n}).call(function() {\n  return this || (typeof window !== 'undefined' ? window : global);\n}());\n","import marked from 'marked';\n\nmarked.setOptions({\n  gfm: true,\n  smartypants: true\n});\n\nexport default function(dom, data) {\n  let markdownElements = [].slice.call(dom.querySelectorAll('[markdown]'));\n  markdownElements.forEach(el => {\n    let content = el.innerHTML;\n    // Set default indents\n    content = content.replace(/\\n/, \"\");\n    let tabs = content.match(/\\s*/);\n    content = content.replace(new RegExp(\"\\n\" + tabs, \"g\"), \"\\n\");\n    content = content.trim();\n\n    el.innerHTML = marked(content);\n  });\n}\n","\n/* **********************************************\n     Begin prism-core.js\n********************************************** */\n\nvar _self = (typeof window !== 'undefined')\n\t? window   // if in browser\n\t: (\n\t\t(typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope)\n\t\t? self // if in worker\n\t\t: {}   // if in node js\n\t);\n\n/**\n * Prism: Lightweight, robust, elegant syntax highlighting\n * MIT license http://www.opensource.org/licenses/mit-license.php/\n * @author Lea Verou http://lea.verou.me\n */\n\nvar Prism = (function(){\n\n// Private helper vars\nvar lang = /\\blang(?:uage)?-(\\w+)\\b/i;\nvar uniqueId = 0;\n\nvar _ = _self.Prism = {\n\tutil: {\n\t\tencode: function (tokens) {\n\t\t\tif (tokens instanceof Token) {\n\t\t\t\treturn new Token(tokens.type, _.util.encode(tokens.content), tokens.alias);\n\t\t\t} else if (_.util.type(tokens) === 'Array') {\n\t\t\t\treturn tokens.map(_.util.encode);\n\t\t\t} else {\n\t\t\t\treturn tokens.replace(/&/g, '&').replace(/ text.length) {\n\t\t\t\t\t\t// Something went terribly wrong, ABORT, ABORT!\n\t\t\t\t\t\tbreak tokenloop;\n\t\t\t\t\t}\n\n\t\t\t\t\tif (str instanceof Token) {\n\t\t\t\t\t\tcontinue;\n\t\t\t\t\t}\n\n\t\t\t\t\tpattern.lastIndex = 0;\n\n\t\t\t\t\tvar match = pattern.exec(str),\n\t\t\t\t\t    delNum = 1;\n\n\t\t\t\t\t// Greedy patterns can override/remove up to two previously matched tokens\n\t\t\t\t\tif (!match && greedy && i != strarr.length - 1) {\n\t\t\t\t\t\tpattern.lastIndex = pos;\n\t\t\t\t\t\tmatch = pattern.exec(text);\n\t\t\t\t\t\tif (!match) {\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tvar from = match.index + (lookbehind ? match[1].length : 0),\n\t\t\t\t\t\t    to = match.index + match[0].length,\n\t\t\t\t\t\t    k = i,\n\t\t\t\t\t\t    p = pos;\n\n\t\t\t\t\t\tfor (var len = strarr.length; k < len && p < to; ++k) {\n\t\t\t\t\t\t\tp += strarr[k].length;\n\t\t\t\t\t\t\t// Move the index i to the element in strarr that is closest to from\n\t\t\t\t\t\t\tif (from >= p) {\n\t\t\t\t\t\t\t\t++i;\n\t\t\t\t\t\t\t\tpos = p;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t/*\n\t\t\t\t\t\t * If strarr[i] is a Token, then the match starts inside another Token, which is invalid\n\t\t\t\t\t\t * If strarr[k - 1] is greedy we are in conflict with another greedy pattern\n\t\t\t\t\t\t */\n\t\t\t\t\t\tif (strarr[i] instanceof Token || strarr[k - 1].greedy) {\n\t\t\t\t\t\t\tcontinue;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Number of tokens to delete and replace with the new match\n\t\t\t\t\t\tdelNum = k - i;\n\t\t\t\t\t\tstr = text.slice(pos, p);\n\t\t\t\t\t\tmatch.index -= pos;\n\t\t\t\t\t}\n\n\t\t\t\t\tif (!match) {\n\t\t\t\t\t\tcontinue;\n\t\t\t\t\t}\n\n\t\t\t\t\tif(lookbehind) {\n\t\t\t\t\t\tlookbehindLength = match[1].length;\n\t\t\t\t\t}\n\n\t\t\t\t\tvar from = match.index + lookbehindLength,\n\t\t\t\t\t    match = match[0].slice(lookbehindLength),\n\t\t\t\t\t    to = from + match.length,\n\t\t\t\t\t    before = str.slice(0, from),\n\t\t\t\t\t    after = str.slice(to);\n\n\t\t\t\t\tvar args = [i, delNum];\n\n\t\t\t\t\tif (before) {\n\t\t\t\t\t\targs.push(before);\n\t\t\t\t\t}\n\n\t\t\t\t\tvar wrapped = new Token(token, inside? _.tokenize(match, inside) : match, alias, match, greedy);\n\n\t\t\t\t\targs.push(wrapped);\n\n\t\t\t\t\tif (after) {\n\t\t\t\t\t\targs.push(after);\n\t\t\t\t\t}\n\n\t\t\t\t\tArray.prototype.splice.apply(strarr, args);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn strarr;\n\t},\n\n\thooks: {\n\t\tall: {},\n\n\t\tadd: function (name, callback) {\n\t\t\tvar hooks = _.hooks.all;\n\n\t\t\thooks[name] = hooks[name] || [];\n\n\t\t\thooks[name].push(callback);\n\t\t},\n\n\t\trun: function (name, env) {\n\t\t\tvar callbacks = _.hooks.all[name];\n\n\t\t\tif (!callbacks || !callbacks.length) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tfor (var i=0, callback; callback = callbacks[i++];) {\n\t\t\t\tcallback(env);\n\t\t\t}\n\t\t}\n\t}\n};\n\nvar Token = _.Token = function(type, content, alias, matchedStr, greedy) {\n\tthis.type = type;\n\tthis.content = content;\n\tthis.alias = alias;\n\t// Copy of the full string this token was created from\n\tthis.length = (matchedStr || \"\").length|0;\n\tthis.greedy = !!greedy;\n};\n\nToken.stringify = function(o, language, parent) {\n\tif (typeof o == 'string') {\n\t\treturn o;\n\t}\n\n\tif (_.util.type(o) === 'Array') {\n\t\treturn o.map(function(element) {\n\t\t\treturn Token.stringify(element, language, o);\n\t\t}).join('');\n\t}\n\n\tvar env = {\n\t\ttype: o.type,\n\t\tcontent: Token.stringify(o.content, language, parent),\n\t\ttag: 'span',\n\t\tclasses: ['token', o.type],\n\t\tattributes: {},\n\t\tlanguage: language,\n\t\tparent: parent\n\t};\n\n\tif (env.type == 'comment') {\n\t\tenv.attributes['spellcheck'] = 'true';\n\t}\n\n\tif (o.alias) {\n\t\tvar aliases = _.util.type(o.alias) === 'Array' ? o.alias : [o.alias];\n\t\tArray.prototype.push.apply(env.classes, aliases);\n\t}\n\n\t_.hooks.run('wrap', env);\n\n\tvar attributes = Object.keys(env.attributes).map(function(name) {\n\t\treturn name + '=\"' + (env.attributes[name] || '').replace(/\"/g, '"') + '\"';\n\t}).join(' ');\n\n\treturn '<' + env.tag + ' class=\"' + env.classes.join(' ') + '\"' + (attributes ? ' ' + attributes : '') + '>' + env.content + '';\n\n};\n\nif (!_self.document) {\n\tif (!_self.addEventListener) {\n\t\t// in Node.js\n\t\treturn _self.Prism;\n\t}\n \t// In worker\n\t_self.addEventListener('message', function(evt) {\n\t\tvar message = JSON.parse(evt.data),\n\t\t    lang = message.language,\n\t\t    code = message.code,\n\t\t    immediateClose = message.immediateClose;\n\n\t\t_self.postMessage(_.highlight(code, _.languages[lang], lang));\n\t\tif (immediateClose) {\n\t\t\t_self.close();\n\t\t}\n\t}, false);\n\n\treturn _self.Prism;\n}\n\n//Get current script and highlight\nvar script = document.currentScript || [].slice.call(document.getElementsByTagName(\"script\")).pop();\n\nif (script) {\n\t_.filename = script.src;\n\n\tif (document.addEventListener && !script.hasAttribute('data-manual')) {\n\t\tif(document.readyState !== \"loading\") {\n\t\t\tif (window.requestAnimationFrame) {\n\t\t\t\twindow.requestAnimationFrame(_.highlightAll);\n\t\t\t} else {\n\t\t\t\twindow.setTimeout(_.highlightAll, 16);\n\t\t\t}\n\t\t}\n\t\telse {\n\t\t\tdocument.addEventListener('DOMContentLoaded', _.highlightAll);\n\t\t}\n\t}\n}\n\nreturn _self.Prism;\n\n})();\n\nif (typeof module !== 'undefined' && module.exports) {\n\tmodule.exports = Prism;\n}\n\n// hack for components to work correctly in node.js\nif (typeof global !== 'undefined') {\n\tglobal.Prism = Prism;\n}\n\n\n/* **********************************************\n     Begin prism-markup.js\n********************************************** */\n\nPrism.languages.markup = {\n\t'comment': //,\n\t'prolog': /<\\?[\\w\\W]+?\\?>/,\n\t'doctype': //i,\n\t'cdata': //i,\n\t'tag': {\n\t\tpattern: /<\\/?(?!\\d)[^\\s>\\/=$<]+(?:\\s+[^\\s>\\/=]+(?:=(?:(\"|')(?:\\\\\\1|\\\\?(?!\\1)[\\w\\W])*\\1|[^\\s'\">=]+))?)*\\s*\\/?>/i,\n\t\tinside: {\n\t\t\t'tag': {\n\t\t\t\tpattern: /^<\\/?[^\\s>\\/]+/i,\n\t\t\t\tinside: {\n\t\t\t\t\t'punctuation': /^<\\/?/,\n\t\t\t\t\t'namespace': /^[^\\s>\\/:]+:/\n\t\t\t\t}\n\t\t\t},\n\t\t\t'attr-value': {\n\t\t\t\tpattern: /=(?:('|\")[\\w\\W]*?(\\1)|[^\\s>]+)/i,\n\t\t\t\tinside: {\n\t\t\t\t\t'punctuation': /[=>\"']/\n\t\t\t\t}\n\t\t\t},\n\t\t\t'punctuation': /\\/?>/,\n\t\t\t'attr-name': {\n\t\t\t\tpattern: /[^\\s>\\/]+/,\n\t\t\t\tinside: {\n\t\t\t\t\t'namespace': /^[^\\s>\\/:]+:/\n\t\t\t\t}\n\t\t\t}\n\n\t\t}\n\t},\n\t'entity': /&#?[\\da-z]{1,8};/i\n};\n\n// Plugin to make entity title show the real entity, idea by Roman Komarov\nPrism.hooks.add('wrap', function(env) {\n\n\tif (env.type === 'entity') {\n\t\tenv.attributes['title'] = env.content.replace(/&/, '&');\n\t}\n});\n\nPrism.languages.xml = Prism.languages.markup;\nPrism.languages.html = Prism.languages.markup;\nPrism.languages.mathml = Prism.languages.markup;\nPrism.languages.svg = Prism.languages.markup;\n\n\n/* **********************************************\n     Begin prism-css.js\n********************************************** */\n\nPrism.languages.css = {\n\t'comment': /\\/\\*[\\w\\W]*?\\*\\//,\n\t'atrule': {\n\t\tpattern: /@[\\w-]+?.*?(;|(?=\\s*\\{))/i,\n\t\tinside: {\n\t\t\t'rule': /@[\\w-]+/\n\t\t\t// See rest below\n\t\t}\n\t},\n\t'url': /url\\((?:([\"'])(\\\\(?:\\r\\n|[\\w\\W])|(?!\\1)[^\\\\\\r\\n])*\\1|.*?)\\)/i,\n\t'selector': /[^\\{\\}\\s][^\\{\\};]*?(?=\\s*\\{)/,\n\t'string': {\n\t\tpattern: /(\"|')(\\\\(?:\\r\\n|[\\w\\W])|(?!\\1)[^\\\\\\r\\n])*\\1/,\n\t\tgreedy: true\n\t},\n\t'property': /(\\b|\\B)[\\w-]+(?=\\s*:)/i,\n\t'important': /\\B!important\\b/i,\n\t'function': /[-a-z0-9]+(?=\\()/i,\n\t'punctuation': /[(){};:]/\n};\n\nPrism.languages.css['atrule'].inside.rest = Prism.util.clone(Prism.languages.css);\n\nif (Prism.languages.markup) {\n\tPrism.languages.insertBefore('markup', 'tag', {\n\t\t'style': {\n\t\t\tpattern: /()[\\w\\W]*?(?=<\\/style>)/i,\n\t\t\tlookbehind: true,\n\t\t\tinside: Prism.languages.css,\n\t\t\talias: 'language-css'\n\t\t}\n\t});\n\t\n\tPrism.languages.insertBefore('inside', 'attr-value', {\n\t\t'style-attr': {\n\t\t\tpattern: /\\s*style=(\"|').*?\\1/i,\n\t\t\tinside: {\n\t\t\t\t'attr-name': {\n\t\t\t\t\tpattern: /^\\s*style/i,\n\t\t\t\t\tinside: Prism.languages.markup.tag.inside\n\t\t\t\t},\n\t\t\t\t'punctuation': /^\\s*=\\s*['\"]|['\"]\\s*$/,\n\t\t\t\t'attr-value': {\n\t\t\t\t\tpattern: /.+/i,\n\t\t\t\t\tinside: Prism.languages.css\n\t\t\t\t}\n\t\t\t},\n\t\t\talias: 'language-css'\n\t\t}\n\t}, Prism.languages.markup.tag);\n}\n\n/* **********************************************\n     Begin prism-clike.js\n********************************************** */\n\nPrism.languages.clike = {\n\t'comment': [\n\t\t{\n\t\t\tpattern: /(^|[^\\\\])\\/\\*[\\w\\W]*?\\*\\//,\n\t\t\tlookbehind: true\n\t\t},\n\t\t{\n\t\t\tpattern: /(^|[^\\\\:])\\/\\/.*/,\n\t\t\tlookbehind: true\n\t\t}\n\t],\n\t'string': {\n\t\tpattern: /([\"'])(\\\\(?:\\r\\n|[\\s\\S])|(?!\\1)[^\\\\\\r\\n])*\\1/,\n\t\tgreedy: true\n\t},\n\t'class-name': {\n\t\tpattern: /((?:\\b(?:class|interface|extends|implements|trait|instanceof|new)\\s+)|(?:catch\\s+\\())[a-z0-9_\\.\\\\]+/i,\n\t\tlookbehind: true,\n\t\tinside: {\n\t\t\tpunctuation: /(\\.|\\\\)/\n\t\t}\n\t},\n\t'keyword': /\\b(if|else|while|do|for|return|in|instanceof|function|new|try|throw|catch|finally|null|break|continue)\\b/,\n\t'boolean': /\\b(true|false)\\b/,\n\t'function': /[a-z0-9_]+(?=\\()/i,\n\t'number': /\\b-?(?:0x[\\da-f]+|\\d*\\.?\\d+(?:e[+-]?\\d+)?)\\b/i,\n\t'operator': /--?|\\+\\+?|!=?=?|<=?|>=?|==?=?|&&?|\\|\\|?|\\?|\\*|\\/|~|\\^|%/,\n\t'punctuation': /[{}[\\];(),.:]/\n};\n\n\n/* **********************************************\n     Begin prism-javascript.js\n********************************************** */\n\nPrism.languages.javascript = Prism.languages.extend('clike', {\n\t'keyword': /\\b(as|async|await|break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|try|typeof|var|void|while|with|yield)\\b/,\n\t'number': /\\b-?(0x[\\dA-Fa-f]+|0b[01]+|0o[0-7]+|\\d*\\.?\\d+([Ee][+-]?\\d+)?|NaN|Infinity)\\b/,\n\t// Allow for all non-ASCII characters (See http://stackoverflow.com/a/2008444)\n\t'function': /[_$a-zA-Z\\xA0-\\uFFFF][_$a-zA-Z0-9\\xA0-\\uFFFF]*(?=\\()/i,\n\t'operator': /--?|\\+\\+?|!=?=?|<=?|>=?|==?=?|&&?|\\|\\|?|\\?|\\*\\*?|\\/|~|\\^|%|\\.{3}/\n});\n\nPrism.languages.insertBefore('javascript', 'keyword', {\n\t'regex': {\n\t\tpattern: /(^|[^/])\\/(?!\\/)(\\[.+?]|\\\\.|[^/\\\\\\r\\n])+\\/[gimyu]{0,5}(?=\\s*($|[\\r\\n,.;})]))/,\n\t\tlookbehind: true,\n\t\tgreedy: true\n\t}\n});\n\nPrism.languages.insertBefore('javascript', 'string', {\n\t'template-string': {\n\t\tpattern: /`(?:\\\\\\\\|\\\\?[^\\\\])*?`/,\n\t\tgreedy: true,\n\t\tinside: {\n\t\t\t'interpolation': {\n\t\t\t\tpattern: /\\$\\{[^}]+\\}/,\n\t\t\t\tinside: {\n\t\t\t\t\t'interpolation-punctuation': {\n\t\t\t\t\t\tpattern: /^\\$\\{|\\}$/,\n\t\t\t\t\t\talias: 'punctuation'\n\t\t\t\t\t},\n\t\t\t\t\trest: Prism.languages.javascript\n\t\t\t\t}\n\t\t\t},\n\t\t\t'string': /[\\s\\S]+/\n\t\t}\n\t}\n});\n\nif (Prism.languages.markup) {\n\tPrism.languages.insertBefore('markup', 'tag', {\n\t\t'script': {\n\t\t\tpattern: /()[\\w\\W]*?(?=<\\/script>)/i,\n\t\t\tlookbehind: true,\n\t\t\tinside: Prism.languages.javascript,\n\t\t\talias: 'language-javascript'\n\t\t}\n\t});\n}\n\nPrism.languages.js = Prism.languages.javascript;\n\n/* **********************************************\n     Begin prism-file-highlight.js\n********************************************** */\n\n(function () {\n\tif (typeof self === 'undefined' || !self.Prism || !self.document || !document.querySelector) {\n\t\treturn;\n\t}\n\n\tself.Prism.fileHighlight = function() {\n\n\t\tvar Extensions = {\n\t\t\t'js': 'javascript',\n\t\t\t'py': 'python',\n\t\t\t'rb': 'ruby',\n\t\t\t'ps1': 'powershell',\n\t\t\t'psm1': 'powershell',\n\t\t\t'sh': 'bash',\n\t\t\t'bat': 'batch',\n\t\t\t'h': 'c',\n\t\t\t'tex': 'latex'\n\t\t};\n\n\t\tif(Array.prototype.forEach) { // Check to prevent error in IE8\n\t\t\tArray.prototype.slice.call(document.querySelectorAll('pre[data-src]')).forEach(function (pre) {\n\t\t\t\tvar src = pre.getAttribute('data-src');\n\n\t\t\t\tvar language, parent = pre;\n\t\t\t\tvar lang = /\\blang(?:uage)?-(?!\\*)(\\w+)\\b/i;\n\t\t\t\twhile (parent && !lang.test(parent.className)) {\n\t\t\t\t\tparent = parent.parentNode;\n\t\t\t\t}\n\n\t\t\t\tif (parent) {\n\t\t\t\t\tlanguage = (pre.className.match(lang) || [, ''])[1];\n\t\t\t\t}\n\n\t\t\t\tif (!language) {\n\t\t\t\t\tvar extension = (src.match(/\\.(\\w+)$/) || [, ''])[1];\n\t\t\t\t\tlanguage = Extensions[extension] || extension;\n\t\t\t\t}\n\n\t\t\t\tvar code = document.createElement('code');\n\t\t\t\tcode.className = 'language-' + language;\n\n\t\t\t\tpre.textContent = '';\n\n\t\t\t\tcode.textContent = 'Loading…';\n\n\t\t\t\tpre.appendChild(code);\n\n\t\t\t\tvar xhr = new XMLHttpRequest();\n\n\t\t\t\txhr.open('GET', src, true);\n\n\t\t\t\txhr.onreadystatechange = function () {\n\t\t\t\t\tif (xhr.readyState == 4) {\n\n\t\t\t\t\t\tif (xhr.status < 400 && xhr.responseText) {\n\t\t\t\t\t\t\tcode.textContent = xhr.responseText;\n\n\t\t\t\t\t\t\tPrism.highlightElement(code);\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse if (xhr.status >= 400) {\n\t\t\t\t\t\t\tcode.textContent = '✖ Error ' + xhr.status + ' while fetching file: ' + xhr.statusText;\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse {\n\t\t\t\t\t\t\tcode.textContent = '✖ Error: File does not exist or is empty';\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t};\n\n\t\t\t\txhr.send(null);\n\t\t\t});\n\t\t}\n\n\t};\n\n\tdocument.addEventListener('DOMContentLoaded', self.Prism.fileHighlight);\n\n})();\n","import Prism from \"prismjs\";\n\nexport default function(dom, data) {\n  let codeElements = [].slice.call(dom.querySelectorAll(\"dt-code\"));\n  codeElements.forEach(el => {\n    let content = el.textContent;\n    el.innerHTML = \"\";\n    let language = el.getAttribute(\"language\");\n    let c = dom.createElement(\"code\");\n    if (el.getAttribute(\"block\") === \"\") {\n      // Let's normalize the tab indents\n      content = content.replace(/\\n/, \"\");\n      let tabs = content.match(/\\s*/);\n      content = content.replace(new RegExp(\"\\n\" + tabs, \"g\"), \"\\n\");\n      content = content.trim();\n      let p = dom.createElement(\"pre\");\n      p.appendChild(c);\n      el.appendChild(p);\n    } else {\n      el.appendChild(c);\n    }\n    let highlighted = content;\n    if (Prism.languages[language]) {\n      c.setAttribute(\"class\", \"language-\" + language);\n      highlighted = Prism.highlight(content, Prism.languages[language]);\n    }\n    c.innerHTML = highlighted;\n  });\n}\n","export default {\n    \"title\": \"Experiments in Handwriting with a Neural Network\",\n    \"description\": \"Several interactive visualizations of a generative model of handwriting. Some are fun, some are serious.\",\n    \"url\": \"http://distill.pub/2016/handwriting/\",\n    \"github\": \"https://github.com/distillpub/post--handwriting\",\n    \"firstPublished\": \"Tue Dec 6 2016 21:39:33 GMT-0700 (PDT)\",\n    \"lastPublished\": \"Tue Dec 6 2016 21:39:33 GMT-0700 (PDT)\",\n    \"authors\": [\n      {\n        \"firstName\": \"Shan\",\n        \"lastName\": \"Carter\",\n        \"personalURL\": \"http://shancarter.com\",\n        \"affiliation\": \"Google Brain\",\n        \"affiliationURL\": \"http://g.co/brain\"\n      },\n      {\n        \"firstName\": \"David\",\n        \"lastName\": \"Ha\",\n        \"personalURL\": \"https://github.com/hardmaru\",\n        \"affiliation\": \"Google Brain\",\n        \"affiliationURL\": \"http://g.co/brain\"\n      },\n      {\n        \"firstName\": \"Ian\",\n        \"lastName\": \"Johnson\",\n        \"personalURL\": \"https://github.com/enjalot\",\n        \"affiliation\": \"Google Cloud\",\n        \"affiliationURL\": \"\"\n      },\n      {\n        \"firstName\": \"Chris\",\n        \"lastName\": \"Olah\",\n        \"personalURL\": \"http://colah.github.io/\",\n        \"affiliation\": \"Google Brain\",\n        \"affiliationURL\": \"http://g.co/brain\"\n      }\n    ],\n    journal: {\n      \"title\": \"Distill\",\n      \"full_title\": \"Distill\",\n      \"abbrev_title\": \"Distill\",\n      \"url\": \"http://distill.pub\",\n      \"doi\": \"00.0000/dstl\",\n      \"issn\": \"0000-0000\"\n    }\n  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\ No newline at end of file
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Fallback for others\n    this.stack = (new Error()).stack || '';\n  }\n\n  this.name = 'YAMLException';\n  this.reason = reason;\n  this.mark = mark;\n  this.message = (this.reason || '(unknown reason)') + (this.mark ? ' ' + this.mark.toString() : '');\n}\n\n\n// Inherit from Error\nYAMLException.prototype = Object.create(Error.prototype);\nYAMLException.prototype.constructor = YAMLException;\n\n\nYAMLException.prototype.toString = function toString(compact) {\n  var result = this.name + ': ';\n\n  result += this.reason || '(unknown reason)';\n\n  if (!compact && this.mark) {\n    result += ' ' + this.mark.toString();\n  }\n\n  return result;\n};\n\n\nmodule.exports = YAMLException;\n","'use strict';\n\n\nvar common = require('./common');\n\n\nfunction Mark(name, buffer, position, line, column) {\n  this.name     = name;\n  this.buffer   = buffer;\n  this.position = position;\n  this.line     = line;\n  this.column   = column;\n}\n\n\nMark.prototype.getSnippet = function getSnippet(indent, maxLength) {\n  var head, start, tail, end, snippet;\n\n  if (!this.buffer) return null;\n\n  indent = indent || 4;\n  maxLength = maxLength || 75;\n\n  head = '';\n  start = this.position;\n\n  while (start > 0 && '\\x00\\r\\n\\x85\\u2028\\u2029'.indexOf(this.buffer.charAt(start - 1)) === -1) {\n    start -= 1;\n    if (this.position - start > (maxLength / 2 - 1)) {\n      head = ' ... ';\n      start += 5;\n      break;\n    }\n  }\n\n  tail = '';\n  end = this.position;\n\n  while (end < this.buffer.length && '\\x00\\r\\n\\x85\\u2028\\u2029'.indexOf(this.buffer.charAt(end)) === -1) {\n    end += 1;\n    if (end - this.position > (maxLength / 2 - 1)) {\n      tail = ' ... ';\n      end -= 5;\n      break;\n    }\n  }\n\n  snippet = this.buffer.slice(start, end);\n\n  return common.repeat(' ', indent) + head + snippet + tail + '\\n' +\n         common.repeat(' ', indent + this.position - start + head.length) + '^';\n};\n\n\nMark.prototype.toString = function toString(compact) {\n  var snippet, where = '';\n\n  if (this.name) {\n    where += 'in \"' + this.name + '\" ';\n  }\n\n  where += 'at line ' + (this.line + 1) + ', column ' + (this.column + 1);\n\n  if (!compact) {\n    snippet = this.getSnippet();\n\n    if (snippet) {\n      where += ':\\n' + snippet;\n    }\n  }\n\n  return where;\n};\n\n\nmodule.exports = Mark;\n","'use strict';\n\nvar YAMLException = require('./exception');\n\nvar TYPE_CONSTRUCTOR_OPTIONS = [\n  'kind',\n  'resolve',\n  'construct',\n  'instanceOf',\n  'predicate',\n  'represent',\n  'defaultStyle',\n  'styleAliases'\n];\n\nvar YAML_NODE_KINDS = [\n  'scalar',\n  'sequence',\n  'mapping'\n];\n\nfunction compileStyleAliases(map) {\n  var result = {};\n\n  if (map !== null) {\n    Object.keys(map).forEach(function (style) {\n      map[style].forEach(function (alias) {\n        result[String(alias)] = style;\n      });\n    });\n  }\n\n  return result;\n}\n\nfunction Type(tag, options) {\n  options = options || {};\n\n  Object.keys(options).forEach(function (name) {\n    if (TYPE_CONSTRUCTOR_OPTIONS.indexOf(name) === -1) {\n      throw new YAMLException('Unknown option \"' + name + '\" is met in definition of \"' + tag + '\" YAML type.');\n    }\n  });\n\n  // TODO: Add tag format check.\n  this.tag          = tag;\n  this.kind         = options['kind']         || null;\n  this.resolve      = options['resolve']      || function () { return true; };\n  this.construct    = options['construct']    || function (data) { return data; };\n  this.instanceOf   = options['instanceOf']   || null;\n  this.predicate    = options['predicate']    || null;\n  this.represent    = options['represent']    || null;\n  this.defaultStyle = options['defaultStyle'] || null;\n  this.styleAliases = compileStyleAliases(options['styleAliases'] || null);\n\n  if (YAML_NODE_KINDS.indexOf(this.kind) === -1) {\n    throw new YAMLException('Unknown kind \"' + this.kind + '\" is specified for \"' + tag + '\" YAML type.');\n  }\n}\n\nmodule.exports = Type;\n","'use strict';\n\n/*eslint-disable max-len*/\n\nvar common        = require('./common');\nvar YAMLException = require('./exception');\nvar Type          = require('./type');\n\n\nfunction compileList(schema, name, result) {\n  var exclude = [];\n\n  schema.include.forEach(function (includedSchema) {\n    result = compileList(includedSchema, name, result);\n  });\n\n  schema[name].forEach(function (currentType) {\n    result.forEach(function (previousType, previousIndex) {\n      if (previousType.tag === currentType.tag && previousType.kind === currentType.kind) {\n        exclude.push(previousIndex);\n      }\n    });\n\n    result.push(currentType);\n  });\n\n  return result.filter(function (type, index) {\n    return exclude.indexOf(index) === -1;\n  });\n}\n\n\nfunction compileMap(/* lists... */) {\n  var result = {\n        scalar: {},\n        sequence: {},\n        mapping: {},\n        fallback: {}\n      }, index, length;\n\n  function collectType(type) {\n    result[type.kind][type.tag] = result['fallback'][type.tag] = type;\n  }\n\n  for (index = 0, length = arguments.length; index < length; index += 1) {\n    arguments[index].forEach(collectType);\n  }\n  return result;\n}\n\n\nfunction Schema(definition) {\n  this.include  = definition.include  || [];\n  this.implicit = definition.implicit || [];\n  this.explicit = definition.explicit || [];\n\n  this.implicit.forEach(function (type) {\n    if (type.loadKind && type.loadKind !== 'scalar') {\n      throw new YAMLException('There is a non-scalar type in the implicit list of a schema. Implicit resolving of such types is not supported.');\n    }\n  });\n\n  this.compiledImplicit = compileList(this, 'implicit', []);\n  this.compiledExplicit = compileList(this, 'explicit', []);\n  this.compiledTypeMap  = compileMap(this.compiledImplicit, this.compiledExplicit);\n}\n\n\nSchema.DEFAULT = null;\n\n\nSchema.create = function createSchema() {\n  var schemas, types;\n\n  switch (arguments.length) {\n    case 1:\n      schemas = Schema.DEFAULT;\n      types = arguments[0];\n      break;\n\n    case 2:\n      schemas = arguments[0];\n      types = arguments[1];\n      break;\n\n    default:\n      throw new YAMLException('Wrong number of arguments for Schema.create function');\n  }\n\n  schemas = common.toArray(schemas);\n  types = common.toArray(types);\n\n  if (!schemas.every(function (schema) { return schema instanceof Schema; })) {\n    throw new YAMLException('Specified list of super schemas (or a single Schema object) contains a non-Schema object.');\n  }\n\n  if (!types.every(function (type) { return type instanceof Type; })) {\n    throw new YAMLException('Specified list of YAML types (or a single Type object) contains a non-Type object.');\n  }\n\n  return new Schema({\n    include: schemas,\n    explicit: types\n  });\n};\n\n\nmodule.exports = Schema;\n","'use strict';\n\nvar Type = require('../type');\n\nfunction resolveYamlNull(data) {\n  if (data === null) return true;\n\n  var max = data.length;\n\n  return (max === 1 && data === '~') ||\n         (max === 4 && (data === 'null' || data === 'Null' || data === 'NULL'));\n}\n\nfunction constructYamlNull() {\n  return null;\n}\n\nfunction isNull(object) {\n  return object === null;\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:null', {\n  kind: 'scalar',\n  resolve: resolveYamlNull,\n  construct: constructYamlNull,\n  predicate: isNull,\n  represent: {\n    canonical: function () { return '~';    },\n    lowercase: function () { return 'null'; },\n    uppercase: function () { return 'NULL'; },\n    camelcase: function () { return 'Null'; }\n  },\n  defaultStyle: 'lowercase'\n});\n","'use strict';\n\nvar Type = require('../type');\n\nfunction resolveYamlBoolean(data) {\n  if (data === null) return false;\n\n  var max = data.length;\n\n  return (max === 4 && (data === 'true' || data === 'True' || data === 'TRUE')) ||\n         (max === 5 && (data === 'false' || data === 'False' || data === 'FALSE'));\n}\n\nfunction constructYamlBoolean(data) {\n  return data === 'true' ||\n         data === 'True' ||\n         data === 'TRUE';\n}\n\nfunction isBoolean(object) {\n  return Object.prototype.toString.call(object) === '[object Boolean]';\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:bool', {\n  kind: 'scalar',\n  resolve: resolveYamlBoolean,\n  construct: constructYamlBoolean,\n  predicate: isBoolean,\n  represent: {\n    lowercase: function (object) { return object ? 'true' : 'false'; },\n    uppercase: function (object) { return object ? 'TRUE' : 'FALSE'; },\n    camelcase: function (object) { return object ? 'True' : 'False'; }\n  },\n  defaultStyle: 'lowercase'\n});\n","'use strict';\n\nvar common = require('../common');\nvar Type   = require('../type');\n\nfunction isHexCode(c) {\n  return ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) ||\n         ((0x41/* A */ <= c) && (c <= 0x46/* F */)) ||\n         ((0x61/* a */ <= c) && (c <= 0x66/* f */));\n}\n\nfunction isOctCode(c) {\n  return ((0x30/* 0 */ <= c) && (c <= 0x37/* 7 */));\n}\n\nfunction isDecCode(c) {\n  return ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */));\n}\n\nfunction resolveYamlInteger(data) {\n  if (data === null) return false;\n\n  var max = data.length,\n      index = 0,\n      hasDigits = false,\n      ch;\n\n  if (!max) return false;\n\n  ch = data[index];\n\n  // sign\n  if (ch === '-' || ch === '+') {\n    ch = data[++index];\n  }\n\n  if (ch === '0') {\n    // 0\n    if (index + 1 === max) return true;\n    ch = data[++index];\n\n    // base 2, base 8, base 16\n\n    if (ch === 'b') {\n      // base 2\n      index++;\n\n      for (; index < max; index++) {\n        ch = data[index];\n        if (ch === '_') continue;\n        if (ch !== '0' && ch !== '1') return false;\n        hasDigits = true;\n      }\n      return hasDigits;\n    }\n\n\n    if (ch === 'x') {\n      // base 16\n      index++;\n\n      for (; index < max; index++) {\n        ch = data[index];\n        if (ch === '_') continue;\n        if (!isHexCode(data.charCodeAt(index))) return false;\n        hasDigits = true;\n      }\n      return hasDigits;\n    }\n\n    // base 8\n    for (; index < max; index++) {\n      ch = data[index];\n      if (ch === '_') continue;\n      if (!isOctCode(data.charCodeAt(index))) return false;\n      hasDigits = true;\n    }\n    return hasDigits;\n  }\n\n  // base 10 (except 0) or base 60\n\n  for (; index < max; index++) {\n    ch = data[index];\n    if (ch === '_') continue;\n    if (ch === ':') break;\n    if (!isDecCode(data.charCodeAt(index))) {\n      return false;\n    }\n    hasDigits = true;\n  }\n\n  if (!hasDigits) return false;\n\n  // if !base60 - done;\n  if (ch !== ':') return true;\n\n  // base60 almost not used, no needs to optimize\n  return /^(:[0-5]?[0-9])+$/.test(data.slice(index));\n}\n\nfunction constructYamlInteger(data) {\n  var value = data, sign = 1, ch, base, digits = [];\n\n  if (value.indexOf('_') !== -1) {\n    value = value.replace(/_/g, '');\n  }\n\n  ch = value[0];\n\n  if (ch === '-' || ch === '+') {\n    if (ch === '-') sign = -1;\n    value = value.slice(1);\n    ch = value[0];\n  }\n\n  if (value === '0') return 0;\n\n  if (ch === '0') {\n    if (value[1] === 'b') return sign * parseInt(value.slice(2), 2);\n    if (value[1] === 'x') return sign * parseInt(value, 16);\n    return sign * parseInt(value, 8);\n  }\n\n  if (value.indexOf(':') !== -1) {\n    value.split(':').forEach(function (v) {\n      digits.unshift(parseInt(v, 10));\n    });\n\n    value = 0;\n    base = 1;\n\n    digits.forEach(function (d) {\n      value += (d * base);\n      base *= 60;\n    });\n\n    return sign * value;\n\n  }\n\n  return sign * parseInt(value, 10);\n}\n\nfunction isInteger(object) {\n  return (Object.prototype.toString.call(object)) === '[object Number]' &&\n         (object % 1 === 0 && !common.isNegativeZero(object));\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:int', {\n  kind: 'scalar',\n  resolve: resolveYamlInteger,\n  construct: constructYamlInteger,\n  predicate: isInteger,\n  represent: {\n    binary:      function (object) { return '0b' + object.toString(2); },\n    octal:       function (object) { return '0'  + object.toString(8); },\n    decimal:     function (object) { return        object.toString(10); },\n    hexadecimal: function (object) { return '0x' + object.toString(16).toUpperCase(); }\n  },\n  defaultStyle: 'decimal',\n  styleAliases: {\n    binary:      [ 2,  'bin' ],\n    octal:       [ 8,  'oct' ],\n    decimal:     [ 10, 'dec' ],\n    hexadecimal: [ 16, 'hex' ]\n  }\n});\n","'use strict';\n\nvar common = require('../common');\nvar Type   = require('../type');\n\nvar YAML_FLOAT_PATTERN = new RegExp(\n  '^(?:[-+]?(?:[0-9][0-9_]*)\\\\.[0-9_]*(?:[eE][-+][0-9]+)?' +\n  '|\\\\.[0-9_]+(?:[eE][-+][0-9]+)?' +\n  '|[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+\\\\.[0-9_]*' +\n  '|[-+]?\\\\.(?:inf|Inf|INF)' +\n  '|\\\\.(?:nan|NaN|NAN))$');\n\nfunction resolveYamlFloat(data) {\n  if (data === null) return false;\n\n  if (!YAML_FLOAT_PATTERN.test(data)) return false;\n\n  return true;\n}\n\nfunction constructYamlFloat(data) {\n  var value, sign, base, digits;\n\n  value  = data.replace(/_/g, '').toLowerCase();\n  sign   = value[0] === '-' ? -1 : 1;\n  digits = [];\n\n  if ('+-'.indexOf(value[0]) >= 0) {\n    value = value.slice(1);\n  }\n\n  if (value === '.inf') {\n    return (sign === 1) ? Number.POSITIVE_INFINITY : Number.NEGATIVE_INFINITY;\n\n  } else if (value === '.nan') {\n    return NaN;\n\n  } else if (value.indexOf(':') >= 0) {\n    value.split(':').forEach(function (v) {\n      digits.unshift(parseFloat(v, 10));\n    });\n\n    value = 0.0;\n    base = 1;\n\n    digits.forEach(function (d) {\n      value += d * base;\n      base *= 60;\n    });\n\n    return sign * value;\n\n  }\n  return sign * parseFloat(value, 10);\n}\n\n\nvar SCIENTIFIC_WITHOUT_DOT = /^[-+]?[0-9]+e/;\n\nfunction representYamlFloat(object, style) {\n  var res;\n\n  if (isNaN(object)) {\n    switch (style) {\n      case 'lowercase': return '.nan';\n      case 'uppercase': return '.NAN';\n      case 'camelcase': return '.NaN';\n    }\n  } else if (Number.POSITIVE_INFINITY === object) {\n    switch (style) {\n      case 'lowercase': return '.inf';\n      case 'uppercase': return '.INF';\n      case 'camelcase': return '.Inf';\n    }\n  } else if (Number.NEGATIVE_INFINITY === object) {\n    switch (style) {\n      case 'lowercase': return '-.inf';\n      case 'uppercase': return '-.INF';\n      case 'camelcase': return '-.Inf';\n    }\n  } else if (common.isNegativeZero(object)) {\n    return '-0.0';\n  }\n\n  res = object.toString(10);\n\n  // JS stringifier can build scientific format without dots: 5e-100,\n  // while YAML requres dot: 5.e-100. Fix it with simple hack\n\n  return SCIENTIFIC_WITHOUT_DOT.test(res) ? res.replace('e', '.e') : res;\n}\n\nfunction isFloat(object) {\n  return (Object.prototype.toString.call(object) === '[object Number]') &&\n         (object % 1 !== 0 || common.isNegativeZero(object));\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:float', {\n  kind: 'scalar',\n  resolve: resolveYamlFloat,\n  construct: constructYamlFloat,\n  predicate: isFloat,\n  represent: representYamlFloat,\n  defaultStyle: 'lowercase'\n});\n","'use strict';\n\nvar Type = require('../type');\n\nvar YAML_DATE_REGEXP = new RegExp(\n  '^([0-9][0-9][0-9][0-9])'          + // [1] year\n  '-([0-9][0-9])'                    + // [2] month\n  '-([0-9][0-9])$');                   // [3] day\n\nvar YAML_TIMESTAMP_REGEXP = new RegExp(\n  '^([0-9][0-9][0-9][0-9])'          + // [1] year\n  '-([0-9][0-9]?)'                   + // [2] month\n  '-([0-9][0-9]?)'                   + // [3] day\n  '(?:[Tt]|[ \\\\t]+)'                 + // ...\n  '([0-9][0-9]?)'                    + // [4] hour\n  ':([0-9][0-9])'                    + // [5] minute\n  ':([0-9][0-9])'                    + // [6] second\n  '(?:\\\\.([0-9]*))?'                 + // [7] fraction\n  '(?:[ \\\\t]*(Z|([-+])([0-9][0-9]?)' + // [8] tz [9] tz_sign [10] tz_hour\n  '(?::([0-9][0-9]))?))?$');           // [11] tz_minute\n\nfunction resolveYamlTimestamp(data) {\n  if (data === null) return false;\n  if (YAML_DATE_REGEXP.exec(data) !== null) return true;\n  if (YAML_TIMESTAMP_REGEXP.exec(data) !== null) return true;\n  return false;\n}\n\nfunction constructYamlTimestamp(data) {\n  var match, year, month, day, hour, minute, second, fraction = 0,\n      delta = null, tz_hour, tz_minute, date;\n\n  match = YAML_DATE_REGEXP.exec(data);\n  if (match === null) match = YAML_TIMESTAMP_REGEXP.exec(data);\n\n  if (match === null) throw new Error('Date resolve error');\n\n  // match: [1] year [2] month [3] day\n\n  year = +(match[1]);\n  month = +(match[2]) - 1; // JS month starts with 0\n  day = +(match[3]);\n\n  if (!match[4]) { // no hour\n    return new Date(Date.UTC(year, month, day));\n  }\n\n  // match: [4] hour [5] minute [6] second [7] fraction\n\n  hour = +(match[4]);\n  minute = +(match[5]);\n  second = +(match[6]);\n\n  if (match[7]) {\n    fraction = match[7].slice(0, 3);\n    while (fraction.length < 3) { // milli-seconds\n      fraction += '0';\n    }\n    fraction = +fraction;\n  }\n\n  // match: [8] tz [9] tz_sign [10] tz_hour [11] tz_minute\n\n  if (match[9]) {\n    tz_hour = +(match[10]);\n    tz_minute = +(match[11] || 0);\n    delta = (tz_hour * 60 + tz_minute) * 60000; // delta in mili-seconds\n    if (match[9] === '-') delta = -delta;\n  }\n\n  date = new Date(Date.UTC(year, month, day, hour, minute, second, fraction));\n\n  if (delta) date.setTime(date.getTime() - delta);\n\n  return date;\n}\n\nfunction representYamlTimestamp(object /*, style*/) {\n  return object.toISOString();\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:timestamp', {\n  kind: 'scalar',\n  resolve: resolveYamlTimestamp,\n  construct: constructYamlTimestamp,\n  instanceOf: Date,\n  represent: representYamlTimestamp\n});\n","'use strict';\n\nvar Type = require('../type');\n\nfunction resolveYamlMerge(data) {\n  return data === '<<' || data === null;\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:merge', {\n  kind: 'scalar',\n  resolve: resolveYamlMerge\n});\n","'use strict';\n\n/*eslint-disable no-bitwise*/\n\nvar NodeBuffer;\n\ntry {\n  // A trick for browserified version, to not include `Buffer` shim\n  var _require = require;\n  NodeBuffer = _require('buffer').Buffer;\n} catch (__) {}\n\nvar Type       = require('../type');\n\n\n// [ 64, 65, 66 ] -> [ padding, CR, LF ]\nvar BASE64_MAP = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\\n\\r';\n\n\nfunction resolveYamlBinary(data) {\n  if (data === null) return false;\n\n  var code, idx, bitlen = 0, max = data.length, map = BASE64_MAP;\n\n  // Convert one by one.\n  for (idx = 0; idx < max; idx++) {\n    code = map.indexOf(data.charAt(idx));\n\n    // Skip CR/LF\n    if (code > 64) continue;\n\n    // Fail on illegal characters\n    if (code < 0) return false;\n\n    bitlen += 6;\n  }\n\n  // If there are any bits left, source was corrupted\n  return (bitlen % 8) === 0;\n}\n\nfunction constructYamlBinary(data) {\n  var idx, tailbits,\n      input = data.replace(/[\\r\\n=]/g, ''), // remove CR/LF & padding to simplify scan\n      max = input.length,\n      map = BASE64_MAP,\n      bits = 0,\n      result = [];\n\n  // Collect by 6*4 bits (3 bytes)\n\n  for (idx = 0; idx < max; idx++) {\n    if ((idx % 4 === 0) && idx) {\n      result.push((bits >> 16) & 0xFF);\n      result.push((bits >> 8) & 0xFF);\n      result.push(bits & 0xFF);\n    }\n\n    bits = (bits << 6) | map.indexOf(input.charAt(idx));\n  }\n\n  // Dump tail\n\n  tailbits = (max % 4) * 6;\n\n  if (tailbits === 0) {\n    result.push((bits >> 16) & 0xFF);\n    result.push((bits >> 8) & 0xFF);\n    result.push(bits & 0xFF);\n  } else if (tailbits === 18) {\n    result.push((bits >> 10) & 0xFF);\n    result.push((bits >> 2) & 0xFF);\n  } else if (tailbits === 12) {\n    result.push((bits >> 4) & 0xFF);\n  }\n\n  // Wrap into Buffer for NodeJS and leave Array for browser\n  if (NodeBuffer) return new NodeBuffer(result);\n\n  return result;\n}\n\nfunction representYamlBinary(object /*, style*/) {\n  var result = '', bits = 0, idx, tail,\n      max = object.length,\n      map = BASE64_MAP;\n\n  // Convert every three bytes to 4 ASCII characters.\n\n  for (idx = 0; idx < max; idx++) {\n    if ((idx % 3 === 0) && idx) {\n      result += map[(bits >> 18) & 0x3F];\n      result += map[(bits >> 12) & 0x3F];\n      result += map[(bits >> 6) & 0x3F];\n      result += map[bits & 0x3F];\n    }\n\n    bits = (bits << 8) + object[idx];\n  }\n\n  // Dump tail\n\n  tail = max % 3;\n\n  if (tail === 0) {\n    result += map[(bits >> 18) & 0x3F];\n    result += map[(bits >> 12) & 0x3F];\n    result += map[(bits >> 6) & 0x3F];\n    result += map[bits & 0x3F];\n  } else if (tail === 2) {\n    result += map[(bits >> 10) & 0x3F];\n    result += map[(bits >> 4) & 0x3F];\n    result += map[(bits << 2) & 0x3F];\n    result += map[64];\n  } else if (tail === 1) {\n    result += map[(bits >> 2) & 0x3F];\n    result += map[(bits << 4) & 0x3F];\n    result += map[64];\n    result += map[64];\n  }\n\n  return result;\n}\n\nfunction isBinary(object) {\n  return NodeBuffer && NodeBuffer.isBuffer(object);\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:binary', {\n  kind: 'scalar',\n  resolve: resolveYamlBinary,\n  construct: constructYamlBinary,\n  predicate: isBinary,\n  represent: representYamlBinary\n});\n","'use strict';\n\nvar Type = require('../type');\n\nvar _hasOwnProperty = Object.prototype.hasOwnProperty;\nvar _toString       = Object.prototype.toString;\n\nfunction resolveYamlOmap(data) {\n  if (data === null) return true;\n\n  var objectKeys = [], index, length, pair, pairKey, pairHasKey,\n      object = data;\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    pair = object[index];\n    pairHasKey = false;\n\n    if (_toString.call(pair) !== '[object Object]') return false;\n\n    for (pairKey in pair) {\n      if (_hasOwnProperty.call(pair, pairKey)) {\n        if (!pairHasKey) pairHasKey = true;\n        else return false;\n      }\n    }\n\n    if (!pairHasKey) return false;\n\n    if (objectKeys.indexOf(pairKey) === -1) objectKeys.push(pairKey);\n    else return false;\n  }\n\n  return true;\n}\n\nfunction constructYamlOmap(data) {\n  return data !== null ? data : [];\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:omap', {\n  kind: 'sequence',\n  resolve: resolveYamlOmap,\n  construct: constructYamlOmap\n});\n","'use strict';\n\nvar Type = require('../type');\n\nvar _toString = Object.prototype.toString;\n\nfunction resolveYamlPairs(data) {\n  if (data === null) return true;\n\n  var index, length, pair, keys, result,\n      object = data;\n\n  result = new Array(object.length);\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    pair = object[index];\n\n    if (_toString.call(pair) !== '[object Object]') return false;\n\n    keys = Object.keys(pair);\n\n    if (keys.length !== 1) return false;\n\n    result[index] = [ keys[0], pair[keys[0]] ];\n  }\n\n  return true;\n}\n\nfunction constructYamlPairs(data) {\n  if (data === null) return [];\n\n  var index, length, pair, keys, result,\n      object = data;\n\n  result = new Array(object.length);\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    pair = object[index];\n\n    keys = Object.keys(pair);\n\n    result[index] = [ keys[0], pair[keys[0]] ];\n  }\n\n  return result;\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:pairs', {\n  kind: 'sequence',\n  resolve: resolveYamlPairs,\n  construct: constructYamlPairs\n});\n","'use strict';\n\nvar Type = require('../type');\n\nvar _hasOwnProperty = Object.prototype.hasOwnProperty;\n\nfunction resolveYamlSet(data) {\n  if (data === null) return true;\n\n  var key, object = data;\n\n  for (key in object) {\n    if (_hasOwnProperty.call(object, key)) {\n      if (object[key] !== null) return false;\n    }\n  }\n\n  return true;\n}\n\nfunction constructYamlSet(data) {\n  return data !== null ? data : {};\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:set', {\n  kind: 'mapping',\n  resolve: resolveYamlSet,\n  construct: constructYamlSet\n});\n","'use strict';\n\nvar Type = require('../../type');\n\nfunction resolveJavascriptUndefined() {\n  return true;\n}\n\nfunction constructJavascriptUndefined() {\n  /*eslint-disable no-undefined*/\n  return undefined;\n}\n\nfunction representJavascriptUndefined() {\n  return '';\n}\n\nfunction isUndefined(object) {\n  return typeof object === 'undefined';\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:js/undefined', {\n  kind: 'scalar',\n  resolve: resolveJavascriptUndefined,\n  construct: constructJavascriptUndefined,\n  predicate: isUndefined,\n  represent: representJavascriptUndefined\n});\n","'use strict';\n\nvar Type = require('../../type');\n\nfunction resolveJavascriptRegExp(data) {\n  if (data === null) return false;\n  if (data.length === 0) return false;\n\n  var regexp = data,\n      tail   = /\\/([gim]*)$/.exec(data),\n      modifiers = '';\n\n  // if regexp starts with '/' it can have modifiers and must be properly closed\n  // `/foo/gim` - modifiers tail can be maximum 3 chars\n  if (regexp[0] === '/') {\n    if (tail) modifiers = tail[1];\n\n    if (modifiers.length > 3) return false;\n    // if expression starts with /, is should be properly terminated\n    if (regexp[regexp.length - modifiers.length - 1] !== '/') return false;\n  }\n\n  return true;\n}\n\nfunction constructJavascriptRegExp(data) {\n  var regexp = data,\n      tail   = /\\/([gim]*)$/.exec(data),\n      modifiers = '';\n\n  // `/foo/gim` - tail can be maximum 4 chars\n  if (regexp[0] === '/') {\n    if (tail) modifiers = tail[1];\n    regexp = regexp.slice(1, regexp.length - modifiers.length - 1);\n  }\n\n  return new RegExp(regexp, modifiers);\n}\n\nfunction representJavascriptRegExp(object /*, style*/) {\n  var result = '/' + object.source + '/';\n\n  if (object.global) result += 'g';\n  if (object.multiline) result += 'm';\n  if (object.ignoreCase) result += 'i';\n\n  return result;\n}\n\nfunction isRegExp(object) {\n  return Object.prototype.toString.call(object) === '[object RegExp]';\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:js/regexp', {\n  kind: 'scalar',\n  resolve: resolveJavascriptRegExp,\n  construct: constructJavascriptRegExp,\n  predicate: isRegExp,\n  represent: representJavascriptRegExp\n});\n","'use strict';\n\nvar esprima;\n\n// Browserified version does not have esprima\n//\n// 1. For node.js just require module as deps\n// 2. For browser try to require mudule via external AMD system.\n//    If not found - try to fallback to window.esprima. If not\n//    found too - then fail to parse.\n//\ntry {\n  // workaround to exclude package from browserify list.\n  var _require = require;\n  esprima = _require('esprima');\n} catch (_) {\n  /*global window */\n  if (typeof window !== 'undefined') esprima = window.esprima;\n}\n\nvar Type = require('../../type');\n\nfunction resolveJavascriptFunction(data) {\n  if (data === null) return false;\n\n  try {\n    var source = '(' + data + ')',\n        ast    = esprima.parse(source, { range: true });\n\n    if (ast.type                    !== 'Program'             ||\n        ast.body.length             !== 1                     ||\n        ast.body[0].type            !== 'ExpressionStatement' ||\n        ast.body[0].expression.type !== 'FunctionExpression') {\n      return false;\n    }\n\n    return true;\n  } catch (err) {\n    return false;\n  }\n}\n\nfunction constructJavascriptFunction(data) {\n  /*jslint evil:true*/\n\n  var source = '(' + data + ')',\n      ast    = esprima.parse(source, { range: true }),\n      params = [],\n      body;\n\n  if (ast.type                    !== 'Program'             ||\n      ast.body.length             !== 1                     ||\n      ast.body[0].type            !== 'ExpressionStatement' ||\n      ast.body[0].expression.type !== 'FunctionExpression') {\n    throw new Error('Failed to resolve function');\n  }\n\n  ast.body[0].expression.params.forEach(function (param) {\n    params.push(param.name);\n  });\n\n  body = ast.body[0].expression.body.range;\n\n  // Esprima's ranges include the first '{' and the last '}' characters on\n  // function expressions. So cut them out.\n  /*eslint-disable no-new-func*/\n  return new Function(params, source.slice(body[0] + 1, body[1] - 1));\n}\n\nfunction representJavascriptFunction(object /*, style*/) {\n  return object.toString();\n}\n\nfunction isFunction(object) {\n  return Object.prototype.toString.call(object) === '[object Function]';\n}\n\nmodule.exports = new Type('tag:yaml.org,2002:js/function', {\n  kind: 'scalar',\n  resolve: resolveJavascriptFunction,\n  construct: constructJavascriptFunction,\n  predicate: isFunction,\n  represent: representJavascriptFunction\n});\n","'use strict';\n\n/*eslint-disable max-len,no-use-before-define*/\n\nvar common              = require('./common');\nvar YAMLException       = require('./exception');\nvar Mark                = require('./mark');\nvar DEFAULT_SAFE_SCHEMA = require('./schema/default_safe');\nvar DEFAULT_FULL_SCHEMA = require('./schema/default_full');\n\n\nvar _hasOwnProperty = Object.prototype.hasOwnProperty;\n\n\nvar CONTEXT_FLOW_IN   = 1;\nvar CONTEXT_FLOW_OUT  = 2;\nvar CONTEXT_BLOCK_IN  = 3;\nvar CONTEXT_BLOCK_OUT = 4;\n\n\nvar CHOMPING_CLIP  = 1;\nvar CHOMPING_STRIP = 2;\nvar CHOMPING_KEEP  = 3;\n\n\nvar PATTERN_NON_PRINTABLE         = /[\\x00-\\x08\\x0B\\x0C\\x0E-\\x1F\\x7F-\\x84\\x86-\\x9F\\uFFFE\\uFFFF]|[\\uD800-\\uDBFF](?![\\uDC00-\\uDFFF])|(?:[^\\uD800-\\uDBFF]|^)[\\uDC00-\\uDFFF]/;\nvar PATTERN_NON_ASCII_LINE_BREAKS = /[\\x85\\u2028\\u2029]/;\nvar PATTERN_FLOW_INDICATORS       = /[,\\[\\]\\{\\}]/;\nvar PATTERN_TAG_HANDLE            = /^(?:!|!!|![a-z\\-]+!)$/i;\nvar PATTERN_TAG_URI               = /^(?:!|[^,\\[\\]\\{\\}])(?:%[0-9a-f]{2}|[0-9a-z\\-#;\\/\\?:@&=\\+\\$,_\\.!~\\*'\\(\\)\\[\\]])*$/i;\n\n\nfunction is_EOL(c) {\n  return (c === 0x0A/* LF */) || (c === 0x0D/* CR */);\n}\n\nfunction is_WHITE_SPACE(c) {\n  return (c === 0x09/* Tab */) || (c === 0x20/* Space */);\n}\n\nfunction is_WS_OR_EOL(c) {\n  return (c === 0x09/* Tab */) ||\n         (c === 0x20/* Space */) ||\n         (c === 0x0A/* LF */) ||\n         (c === 0x0D/* CR */);\n}\n\nfunction is_FLOW_INDICATOR(c) {\n  return c === 0x2C/* , */ ||\n         c === 0x5B/* [ */ ||\n         c === 0x5D/* ] */ ||\n         c === 0x7B/* { */ ||\n         c === 0x7D/* } */;\n}\n\nfunction fromHexCode(c) {\n  var lc;\n\n  if ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) {\n    return c - 0x30;\n  }\n\n  /*eslint-disable no-bitwise*/\n  lc = c | 0x20;\n\n  if ((0x61/* a */ <= lc) && (lc <= 0x66/* f */)) {\n    return lc - 0x61 + 10;\n  }\n\n  return -1;\n}\n\nfunction escapedHexLen(c) {\n  if (c === 0x78/* x */) { return 2; }\n  if (c === 0x75/* u */) { return 4; }\n  if (c === 0x55/* U */) { return 8; }\n  return 0;\n}\n\nfunction fromDecimalCode(c) {\n  if ((0x30/* 0 */ <= c) && (c <= 0x39/* 9 */)) {\n    return c - 0x30;\n  }\n\n  return -1;\n}\n\nfunction simpleEscapeSequence(c) {\n  return (c === 0x30/* 0 */) ? '\\x00' :\n        (c === 0x61/* a */) ? '\\x07' :\n        (c === 0x62/* b */) ? '\\x08' :\n        (c === 0x74/* t */) ? '\\x09' :\n        (c === 0x09/* Tab */) ? '\\x09' :\n        (c === 0x6E/* n */) ? '\\x0A' :\n        (c === 0x76/* v */) ? '\\x0B' :\n        (c === 0x66/* f */) ? '\\x0C' :\n        (c === 0x72/* r */) ? '\\x0D' :\n        (c === 0x65/* e */) ? '\\x1B' :\n        (c === 0x20/* Space */) ? ' ' :\n        (c === 0x22/* \" */) ? '\\x22' :\n        (c === 0x2F/* / */) ? '/' :\n        (c === 0x5C/* \\ */) ? '\\x5C' :\n        (c === 0x4E/* N */) ? '\\x85' :\n        (c === 0x5F/* _ */) ? '\\xA0' :\n        (c === 0x4C/* L */) ? '\\u2028' :\n        (c === 0x50/* P */) ? '\\u2029' : '';\n}\n\nfunction charFromCodepoint(c) {\n  if (c <= 0xFFFF) {\n    return String.fromCharCode(c);\n  }\n  // Encode UTF-16 surrogate pair\n  // https://en.wikipedia.org/wiki/UTF-16#Code_points_U.2B010000_to_U.2B10FFFF\n  return String.fromCharCode(((c - 0x010000) >> 10) + 0xD800,\n                             ((c - 0x010000) & 0x03FF) + 0xDC00);\n}\n\nvar simpleEscapeCheck = new Array(256); // integer, for fast access\nvar simpleEscapeMap = new Array(256);\nfor (var i = 0; i < 256; i++) {\n  simpleEscapeCheck[i] = simpleEscapeSequence(i) ? 1 : 0;\n  simpleEscapeMap[i] = simpleEscapeSequence(i);\n}\n\n\nfunction State(input, options) {\n  this.input = input;\n\n  this.filename  = options['filename']  || null;\n  this.schema    = options['schema']    || DEFAULT_FULL_SCHEMA;\n  this.onWarning = options['onWarning'] || null;\n  this.legacy    = options['legacy']    || false;\n  this.json      = options['json']      || false;\n  this.listener  = options['listener']  || null;\n\n  this.implicitTypes = this.schema.compiledImplicit;\n  this.typeMap       = this.schema.compiledTypeMap;\n\n  this.length     = input.length;\n  this.position   = 0;\n  this.line       = 0;\n  this.lineStart  = 0;\n  this.lineIndent = 0;\n\n  this.documents = [];\n\n  /*\n  this.version;\n  this.checkLineBreaks;\n  this.tagMap;\n  this.anchorMap;\n  this.tag;\n  this.anchor;\n  this.kind;\n  this.result;*/\n\n}\n\n\nfunction generateError(state, message) {\n  return new YAMLException(\n    message,\n    new Mark(state.filename, state.input, state.position, state.line, (state.position - state.lineStart)));\n}\n\nfunction throwError(state, message) {\n  throw generateError(state, message);\n}\n\nfunction throwWarning(state, message) {\n  if (state.onWarning) {\n    state.onWarning.call(null, generateError(state, message));\n  }\n}\n\n\nvar directiveHandlers = {\n\n  YAML: function handleYamlDirective(state, name, args) {\n\n    var match, major, minor;\n\n    if (state.version !== null) {\n      throwError(state, 'duplication of %YAML directive');\n    }\n\n    if (args.length !== 1) {\n      throwError(state, 'YAML directive accepts exactly one argument');\n    }\n\n    match = /^([0-9]+)\\.([0-9]+)$/.exec(args[0]);\n\n    if (match === null) {\n      throwError(state, 'ill-formed argument of the YAML directive');\n    }\n\n    major = parseInt(match[1], 10);\n    minor = parseInt(match[2], 10);\n\n    if (major !== 1) {\n      throwError(state, 'unacceptable YAML version of the document');\n    }\n\n    state.version = args[0];\n    state.checkLineBreaks = (minor < 2);\n\n    if (minor !== 1 && minor !== 2) {\n      throwWarning(state, 'unsupported YAML version of the document');\n    }\n  },\n\n  TAG: function handleTagDirective(state, name, args) {\n\n    var handle, prefix;\n\n    if (args.length !== 2) {\n      throwError(state, 'TAG directive accepts exactly two arguments');\n    }\n\n    handle = args[0];\n    prefix = args[1];\n\n    if (!PATTERN_TAG_HANDLE.test(handle)) {\n      throwError(state, 'ill-formed tag handle (first argument) of the TAG directive');\n    }\n\n    if (_hasOwnProperty.call(state.tagMap, handle)) {\n      throwError(state, 'there is a previously declared suffix for \"' + handle + '\" tag handle');\n    }\n\n    if (!PATTERN_TAG_URI.test(prefix)) {\n      throwError(state, 'ill-formed tag prefix (second argument) of the TAG directive');\n    }\n\n    state.tagMap[handle] = prefix;\n  }\n};\n\n\nfunction captureSegment(state, start, end, checkJson) {\n  var _position, _length, _character, _result;\n\n  if (start < end) {\n    _result = state.input.slice(start, end);\n\n    if (checkJson) {\n      for (_position = 0, _length = _result.length;\n           _position < _length;\n           _position += 1) {\n        _character = _result.charCodeAt(_position);\n        if (!(_character === 0x09 ||\n              (0x20 <= _character && _character <= 0x10FFFF))) {\n          throwError(state, 'expected valid JSON character');\n        }\n      }\n    } else if (PATTERN_NON_PRINTABLE.test(_result)) {\n      throwError(state, 'the stream contains non-printable characters');\n    }\n\n    state.result += _result;\n  }\n}\n\nfunction mergeMappings(state, destination, source, overridableKeys) {\n  var sourceKeys, key, index, quantity;\n\n  if (!common.isObject(source)) {\n    throwError(state, 'cannot merge mappings; the provided source object is unacceptable');\n  }\n\n  sourceKeys = Object.keys(source);\n\n  for (index = 0, quantity = sourceKeys.length; index < quantity; index += 1) {\n    key = sourceKeys[index];\n\n    if (!_hasOwnProperty.call(destination, key)) {\n      destination[key] = source[key];\n      overridableKeys[key] = true;\n    }\n  }\n}\n\nfunction storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode) {\n  var index, quantity;\n\n  keyNode = String(keyNode);\n\n  if (_result === null) {\n    _result = {};\n  }\n\n  if (keyTag === 'tag:yaml.org,2002:merge') {\n    if (Array.isArray(valueNode)) {\n      for (index = 0, quantity = valueNode.length; index < quantity; index += 1) {\n        mergeMappings(state, _result, valueNode[index], overridableKeys);\n      }\n    } else {\n      mergeMappings(state, _result, valueNode, overridableKeys);\n    }\n  } else {\n    if (!state.json &&\n        !_hasOwnProperty.call(overridableKeys, keyNode) &&\n        _hasOwnProperty.call(_result, keyNode)) {\n      throwError(state, 'duplicated mapping key');\n    }\n    _result[keyNode] = valueNode;\n    delete overridableKeys[keyNode];\n  }\n\n  return _result;\n}\n\nfunction readLineBreak(state) {\n  var ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch === 0x0A/* LF */) {\n    state.position++;\n  } else if (ch === 0x0D/* CR */) {\n    state.position++;\n    if (state.input.charCodeAt(state.position) === 0x0A/* LF */) {\n      state.position++;\n    }\n  } else {\n    throwError(state, 'a line break is expected');\n  }\n\n  state.line += 1;\n  state.lineStart = state.position;\n}\n\nfunction skipSeparationSpace(state, allowComments, checkIndent) {\n  var lineBreaks = 0,\n      ch = state.input.charCodeAt(state.position);\n\n  while (ch !== 0) {\n    while (is_WHITE_SPACE(ch)) {\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    if (allowComments && ch === 0x23/* # */) {\n      do {\n        ch = state.input.charCodeAt(++state.position);\n      } while (ch !== 0x0A/* LF */ && ch !== 0x0D/* CR */ && ch !== 0);\n    }\n\n    if (is_EOL(ch)) {\n      readLineBreak(state);\n\n      ch = state.input.charCodeAt(state.position);\n      lineBreaks++;\n      state.lineIndent = 0;\n\n      while (ch === 0x20/* Space */) {\n        state.lineIndent++;\n        ch = state.input.charCodeAt(++state.position);\n      }\n    } else {\n      break;\n    }\n  }\n\n  if (checkIndent !== -1 && lineBreaks !== 0 && state.lineIndent < checkIndent) {\n    throwWarning(state, 'deficient indentation');\n  }\n\n  return lineBreaks;\n}\n\nfunction testDocumentSeparator(state) {\n  var _position = state.position,\n      ch;\n\n  ch = state.input.charCodeAt(_position);\n\n  // Condition state.position === state.lineStart is tested\n  // in parent on each call, for efficiency. No needs to test here again.\n  if ((ch === 0x2D/* - */ || ch === 0x2E/* . */) &&\n      ch === state.input.charCodeAt(_position + 1) &&\n      ch === state.input.charCodeAt(_position + 2)) {\n\n    _position += 3;\n\n    ch = state.input.charCodeAt(_position);\n\n    if (ch === 0 || is_WS_OR_EOL(ch)) {\n      return true;\n    }\n  }\n\n  return false;\n}\n\nfunction writeFoldedLines(state, count) {\n  if (count === 1) {\n    state.result += ' ';\n  } else if (count > 1) {\n    state.result += common.repeat('\\n', count - 1);\n  }\n}\n\n\nfunction readPlainScalar(state, nodeIndent, withinFlowCollection) {\n  var preceding,\n      following,\n      captureStart,\n      captureEnd,\n      hasPendingContent,\n      _line,\n      _lineStart,\n      _lineIndent,\n      _kind = state.kind,\n      _result = state.result,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (is_WS_OR_EOL(ch)      ||\n      is_FLOW_INDICATOR(ch) ||\n      ch === 0x23/* # */    ||\n      ch === 0x26/* & */    ||\n      ch === 0x2A/* * */    ||\n      ch === 0x21/* ! */    ||\n      ch === 0x7C/* | */    ||\n      ch === 0x3E/* > */    ||\n      ch === 0x27/* ' */    ||\n      ch === 0x22/* \" */    ||\n      ch === 0x25/* % */    ||\n      ch === 0x40/* @ */    ||\n      ch === 0x60/* ` */) {\n    return false;\n  }\n\n  if (ch === 0x3F/* ? */ || ch === 0x2D/* - */) {\n    following = state.input.charCodeAt(state.position + 1);\n\n    if (is_WS_OR_EOL(following) ||\n        withinFlowCollection && is_FLOW_INDICATOR(following)) {\n      return false;\n    }\n  }\n\n  state.kind = 'scalar';\n  state.result = '';\n  captureStart = captureEnd = state.position;\n  hasPendingContent = false;\n\n  while (ch !== 0) {\n    if (ch === 0x3A/* : */) {\n      following = state.input.charCodeAt(state.position + 1);\n\n      if (is_WS_OR_EOL(following) ||\n          withinFlowCollection && is_FLOW_INDICATOR(following)) {\n        break;\n      }\n\n    } else if (ch === 0x23/* # */) {\n      preceding = state.input.charCodeAt(state.position - 1);\n\n      if (is_WS_OR_EOL(preceding)) {\n        break;\n      }\n\n    } else if ((state.position === state.lineStart && testDocumentSeparator(state)) ||\n               withinFlowCollection && is_FLOW_INDICATOR(ch)) {\n      break;\n\n    } else if (is_EOL(ch)) {\n      _line = state.line;\n      _lineStart = state.lineStart;\n      _lineIndent = state.lineIndent;\n      skipSeparationSpace(state, false, -1);\n\n      if (state.lineIndent >= nodeIndent) {\n        hasPendingContent = true;\n        ch = state.input.charCodeAt(state.position);\n        continue;\n      } else {\n        state.position = captureEnd;\n        state.line = _line;\n        state.lineStart = _lineStart;\n        state.lineIndent = _lineIndent;\n        break;\n      }\n    }\n\n    if (hasPendingContent) {\n      captureSegment(state, captureStart, captureEnd, false);\n      writeFoldedLines(state, state.line - _line);\n      captureStart = captureEnd = state.position;\n      hasPendingContent = false;\n    }\n\n    if (!is_WHITE_SPACE(ch)) {\n      captureEnd = state.position + 1;\n    }\n\n    ch = state.input.charCodeAt(++state.position);\n  }\n\n  captureSegment(state, captureStart, captureEnd, false);\n\n  if (state.result) {\n    return true;\n  }\n\n  state.kind = _kind;\n  state.result = _result;\n  return false;\n}\n\nfunction readSingleQuotedScalar(state, nodeIndent) {\n  var ch,\n      captureStart, captureEnd;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x27/* ' */) {\n    return false;\n  }\n\n  state.kind = 'scalar';\n  state.result = '';\n  state.position++;\n  captureStart = captureEnd = state.position;\n\n  while ((ch = state.input.charCodeAt(state.position)) !== 0) {\n    if (ch === 0x27/* ' */) {\n      captureSegment(state, captureStart, state.position, true);\n      ch = state.input.charCodeAt(++state.position);\n\n      if (ch === 0x27/* ' */) {\n        captureStart = state.position;\n        state.position++;\n        captureEnd = state.position;\n      } else {\n        return true;\n      }\n\n    } else if (is_EOL(ch)) {\n      captureSegment(state, captureStart, captureEnd, true);\n      writeFoldedLines(state, skipSeparationSpace(state, false, nodeIndent));\n      captureStart = captureEnd = state.position;\n\n    } else if (state.position === state.lineStart && testDocumentSeparator(state)) {\n      throwError(state, 'unexpected end of the document within a single quoted scalar');\n\n    } else {\n      state.position++;\n      captureEnd = state.position;\n    }\n  }\n\n  throwError(state, 'unexpected end of the stream within a single quoted scalar');\n}\n\nfunction readDoubleQuotedScalar(state, nodeIndent) {\n  var captureStart,\n      captureEnd,\n      hexLength,\n      hexResult,\n      tmp,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x22/* \" */) {\n    return false;\n  }\n\n  state.kind = 'scalar';\n  state.result = '';\n  state.position++;\n  captureStart = captureEnd = state.position;\n\n  while ((ch = state.input.charCodeAt(state.position)) !== 0) {\n    if (ch === 0x22/* \" */) {\n      captureSegment(state, captureStart, state.position, true);\n      state.position++;\n      return true;\n\n    } else if (ch === 0x5C/* \\ */) {\n      captureSegment(state, captureStart, state.position, true);\n      ch = state.input.charCodeAt(++state.position);\n\n      if (is_EOL(ch)) {\n        skipSeparationSpace(state, false, nodeIndent);\n\n        // TODO: rework to inline fn with no type cast?\n      } else if (ch < 256 && simpleEscapeCheck[ch]) {\n        state.result += simpleEscapeMap[ch];\n        state.position++;\n\n      } else if ((tmp = escapedHexLen(ch)) > 0) {\n        hexLength = tmp;\n        hexResult = 0;\n\n        for (; hexLength > 0; hexLength--) {\n          ch = state.input.charCodeAt(++state.position);\n\n          if ((tmp = fromHexCode(ch)) >= 0) {\n            hexResult = (hexResult << 4) + tmp;\n\n          } else {\n            throwError(state, 'expected hexadecimal character');\n          }\n        }\n\n        state.result += charFromCodepoint(hexResult);\n\n        state.position++;\n\n      } else {\n        throwError(state, 'unknown escape sequence');\n      }\n\n      captureStart = captureEnd = state.position;\n\n    } else if (is_EOL(ch)) {\n      captureSegment(state, captureStart, captureEnd, true);\n      writeFoldedLines(state, skipSeparationSpace(state, false, nodeIndent));\n      captureStart = captureEnd = state.position;\n\n    } else if (state.position === state.lineStart && testDocumentSeparator(state)) {\n      throwError(state, 'unexpected end of the document within a double quoted scalar');\n\n    } else {\n      state.position++;\n      captureEnd = state.position;\n    }\n  }\n\n  throwError(state, 'unexpected end of the stream within a double quoted scalar');\n}\n\nfunction readFlowCollection(state, nodeIndent) {\n  var readNext = true,\n      _line,\n      _tag     = state.tag,\n      _result,\n      _anchor  = state.anchor,\n      following,\n      terminator,\n      isPair,\n      isExplicitPair,\n      isMapping,\n      overridableKeys = {},\n      keyNode,\n      keyTag,\n      valueNode,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch === 0x5B/* [ */) {\n    terminator = 0x5D;/* ] */\n    isMapping = false;\n    _result = [];\n  } else if (ch === 0x7B/* { */) {\n    terminator = 0x7D;/* } */\n    isMapping = true;\n    _result = {};\n  } else {\n    return false;\n  }\n\n  if (state.anchor !== null) {\n    state.anchorMap[state.anchor] = _result;\n  }\n\n  ch = state.input.charCodeAt(++state.position);\n\n  while (ch !== 0) {\n    skipSeparationSpace(state, true, nodeIndent);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if (ch === terminator) {\n      state.position++;\n      state.tag = _tag;\n      state.anchor = _anchor;\n      state.kind = isMapping ? 'mapping' : 'sequence';\n      state.result = _result;\n      return true;\n    } else if (!readNext) {\n      throwError(state, 'missed comma between flow collection entries');\n    }\n\n    keyTag = keyNode = valueNode = null;\n    isPair = isExplicitPair = false;\n\n    if (ch === 0x3F/* ? */) {\n      following = state.input.charCodeAt(state.position + 1);\n\n      if (is_WS_OR_EOL(following)) {\n        isPair = isExplicitPair = true;\n        state.position++;\n        skipSeparationSpace(state, true, nodeIndent);\n      }\n    }\n\n    _line = state.line;\n    composeNode(state, nodeIndent, CONTEXT_FLOW_IN, false, true);\n    keyTag = state.tag;\n    keyNode = state.result;\n    skipSeparationSpace(state, true, nodeIndent);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if ((isExplicitPair || state.line === _line) && ch === 0x3A/* : */) {\n      isPair = true;\n      ch = state.input.charCodeAt(++state.position);\n      skipSeparationSpace(state, true, nodeIndent);\n      composeNode(state, nodeIndent, CONTEXT_FLOW_IN, false, true);\n      valueNode = state.result;\n    }\n\n    if (isMapping) {\n      storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode);\n    } else if (isPair) {\n      _result.push(storeMappingPair(state, null, overridableKeys, keyTag, keyNode, valueNode));\n    } else {\n      _result.push(keyNode);\n    }\n\n    skipSeparationSpace(state, true, nodeIndent);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if (ch === 0x2C/* , */) {\n      readNext = true;\n      ch = state.input.charCodeAt(++state.position);\n    } else {\n      readNext = false;\n    }\n  }\n\n  throwError(state, 'unexpected end of the stream within a flow collection');\n}\n\nfunction readBlockScalar(state, nodeIndent) {\n  var captureStart,\n      folding,\n      chomping       = CHOMPING_CLIP,\n      didReadContent = false,\n      detectedIndent = false,\n      textIndent     = nodeIndent,\n      emptyLines     = 0,\n      atMoreIndented = false,\n      tmp,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch === 0x7C/* | */) {\n    folding = false;\n  } else if (ch === 0x3E/* > */) {\n    folding = true;\n  } else {\n    return false;\n  }\n\n  state.kind = 'scalar';\n  state.result = '';\n\n  while (ch !== 0) {\n    ch = state.input.charCodeAt(++state.position);\n\n    if (ch === 0x2B/* + */ || ch === 0x2D/* - */) {\n      if (CHOMPING_CLIP === chomping) {\n        chomping = (ch === 0x2B/* + */) ? CHOMPING_KEEP : CHOMPING_STRIP;\n      } else {\n        throwError(state, 'repeat of a chomping mode identifier');\n      }\n\n    } else if ((tmp = fromDecimalCode(ch)) >= 0) {\n      if (tmp === 0) {\n        throwError(state, 'bad explicit indentation width of a block scalar; it cannot be less than one');\n      } else if (!detectedIndent) {\n        textIndent = nodeIndent + tmp - 1;\n        detectedIndent = true;\n      } else {\n        throwError(state, 'repeat of an indentation width identifier');\n      }\n\n    } else {\n      break;\n    }\n  }\n\n  if (is_WHITE_SPACE(ch)) {\n    do { ch = state.input.charCodeAt(++state.position); }\n    while (is_WHITE_SPACE(ch));\n\n    if (ch === 0x23/* # */) {\n      do { ch = state.input.charCodeAt(++state.position); }\n      while (!is_EOL(ch) && (ch !== 0));\n    }\n  }\n\n  while (ch !== 0) {\n    readLineBreak(state);\n    state.lineIndent = 0;\n\n    ch = state.input.charCodeAt(state.position);\n\n    while ((!detectedIndent || state.lineIndent < textIndent) &&\n           (ch === 0x20/* Space */)) {\n      state.lineIndent++;\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    if (!detectedIndent && state.lineIndent > textIndent) {\n      textIndent = state.lineIndent;\n    }\n\n    if (is_EOL(ch)) {\n      emptyLines++;\n      continue;\n    }\n\n    // End of the scalar.\n    if (state.lineIndent < textIndent) {\n\n      // Perform the chomping.\n      if (chomping === CHOMPING_KEEP) {\n        state.result += common.repeat('\\n', didReadContent ? 1 + emptyLines : emptyLines);\n      } else if (chomping === CHOMPING_CLIP) {\n        if (didReadContent) { // i.e. only if the scalar is not empty.\n          state.result += '\\n';\n        }\n      }\n\n      // Break this `while` cycle and go to the funciton's epilogue.\n      break;\n    }\n\n    // Folded style: use fancy rules to handle line breaks.\n    if (folding) {\n\n      // Lines starting with white space characters (more-indented lines) are not folded.\n      if (is_WHITE_SPACE(ch)) {\n        atMoreIndented = true;\n        // except for the first content line (cf. Example 8.1)\n        state.result += common.repeat('\\n', didReadContent ? 1 + emptyLines : emptyLines);\n\n      // End of more-indented block.\n      } else if (atMoreIndented) {\n        atMoreIndented = false;\n        state.result += common.repeat('\\n', emptyLines + 1);\n\n      // Just one line break - perceive as the same line.\n      } else if (emptyLines === 0) {\n        if (didReadContent) { // i.e. only if we have already read some scalar content.\n          state.result += ' ';\n        }\n\n      // Several line breaks - perceive as different lines.\n      } else {\n        state.result += common.repeat('\\n', emptyLines);\n      }\n\n    // Literal style: just add exact number of line breaks between content lines.\n    } else {\n      // Keep all line breaks except the header line break.\n      state.result += common.repeat('\\n', didReadContent ? 1 + emptyLines : emptyLines);\n    }\n\n    didReadContent = true;\n    detectedIndent = true;\n    emptyLines = 0;\n    captureStart = state.position;\n\n    while (!is_EOL(ch) && (ch !== 0)) {\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    captureSegment(state, captureStart, state.position, false);\n  }\n\n  return true;\n}\n\nfunction readBlockSequence(state, nodeIndent) {\n  var _line,\n      _tag      = state.tag,\n      _anchor   = state.anchor,\n      _result   = [],\n      following,\n      detected  = false,\n      ch;\n\n  if (state.anchor !== null) {\n    state.anchorMap[state.anchor] = _result;\n  }\n\n  ch = state.input.charCodeAt(state.position);\n\n  while (ch !== 0) {\n\n    if (ch !== 0x2D/* - */) {\n      break;\n    }\n\n    following = state.input.charCodeAt(state.position + 1);\n\n    if (!is_WS_OR_EOL(following)) {\n      break;\n    }\n\n    detected = true;\n    state.position++;\n\n    if (skipSeparationSpace(state, true, -1)) {\n      if (state.lineIndent <= nodeIndent) {\n        _result.push(null);\n        ch = state.input.charCodeAt(state.position);\n        continue;\n      }\n    }\n\n    _line = state.line;\n    composeNode(state, nodeIndent, CONTEXT_BLOCK_IN, false, true);\n    _result.push(state.result);\n    skipSeparationSpace(state, true, -1);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if ((state.line === _line || state.lineIndent > nodeIndent) && (ch !== 0)) {\n      throwError(state, 'bad indentation of a sequence entry');\n    } else if (state.lineIndent < nodeIndent) {\n      break;\n    }\n  }\n\n  if (detected) {\n    state.tag = _tag;\n    state.anchor = _anchor;\n    state.kind = 'sequence';\n    state.result = _result;\n    return true;\n  }\n  return false;\n}\n\nfunction readBlockMapping(state, nodeIndent, flowIndent) {\n  var following,\n      allowCompact,\n      _line,\n      _tag          = state.tag,\n      _anchor       = state.anchor,\n      _result       = {},\n      overridableKeys = {},\n      keyTag        = null,\n      keyNode       = null,\n      valueNode     = null,\n      atExplicitKey = false,\n      detected      = false,\n      ch;\n\n  if (state.anchor !== null) {\n    state.anchorMap[state.anchor] = _result;\n  }\n\n  ch = state.input.charCodeAt(state.position);\n\n  while (ch !== 0) {\n    following = state.input.charCodeAt(state.position + 1);\n    _line = state.line; // Save the current line.\n\n    //\n    // Explicit notation case. There are two separate blocks:\n    // first for the key (denoted by \"?\") and second for the value (denoted by \":\")\n    //\n    if ((ch === 0x3F/* ? */ || ch === 0x3A/* : */) && is_WS_OR_EOL(following)) {\n\n      if (ch === 0x3F/* ? */) {\n        if (atExplicitKey) {\n          storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null);\n          keyTag = keyNode = valueNode = null;\n        }\n\n        detected = true;\n        atExplicitKey = true;\n        allowCompact = true;\n\n      } else if (atExplicitKey) {\n        // i.e. 0x3A/* : */ === character after the explicit key.\n        atExplicitKey = false;\n        allowCompact = true;\n\n      } else {\n        throwError(state, 'incomplete explicit mapping pair; a key node is missed');\n      }\n\n      state.position += 1;\n      ch = following;\n\n    //\n    // Implicit notation case. Flow-style node as the key first, then \":\", and the value.\n    //\n    } else if (composeNode(state, flowIndent, CONTEXT_FLOW_OUT, false, true)) {\n\n      if (state.line === _line) {\n        ch = state.input.charCodeAt(state.position);\n\n        while (is_WHITE_SPACE(ch)) {\n          ch = state.input.charCodeAt(++state.position);\n        }\n\n        if (ch === 0x3A/* : */) {\n          ch = state.input.charCodeAt(++state.position);\n\n          if (!is_WS_OR_EOL(ch)) {\n            throwError(state, 'a whitespace character is expected after the key-value separator within a block mapping');\n          }\n\n          if (atExplicitKey) {\n            storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null);\n            keyTag = keyNode = valueNode = null;\n          }\n\n          detected = true;\n          atExplicitKey = false;\n          allowCompact = false;\n          keyTag = state.tag;\n          keyNode = state.result;\n\n        } else if (detected) {\n          throwError(state, 'can not read an implicit mapping pair; a colon is missed');\n\n        } else {\n          state.tag = _tag;\n          state.anchor = _anchor;\n          return true; // Keep the result of `composeNode`.\n        }\n\n      } else if (detected) {\n        throwError(state, 'can not read a block mapping entry; a multiline key may not be an implicit key');\n\n      } else {\n        state.tag = _tag;\n        state.anchor = _anchor;\n        return true; // Keep the result of `composeNode`.\n      }\n\n    } else {\n      break; // Reading is done. Go to the epilogue.\n    }\n\n    //\n    // Common reading code for both explicit and implicit notations.\n    //\n    if (state.line === _line || state.lineIndent > nodeIndent) {\n      if (composeNode(state, nodeIndent, CONTEXT_BLOCK_OUT, true, allowCompact)) {\n        if (atExplicitKey) {\n          keyNode = state.result;\n        } else {\n          valueNode = state.result;\n        }\n      }\n\n      if (!atExplicitKey) {\n        storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, valueNode);\n        keyTag = keyNode = valueNode = null;\n      }\n\n      skipSeparationSpace(state, true, -1);\n      ch = state.input.charCodeAt(state.position);\n    }\n\n    if (state.lineIndent > nodeIndent && (ch !== 0)) {\n      throwError(state, 'bad indentation of a mapping entry');\n    } else if (state.lineIndent < nodeIndent) {\n      break;\n    }\n  }\n\n  //\n  // Epilogue.\n  //\n\n  // Special case: last mapping's node contains only the key in explicit notation.\n  if (atExplicitKey) {\n    storeMappingPair(state, _result, overridableKeys, keyTag, keyNode, null);\n  }\n\n  // Expose the resulting mapping.\n  if (detected) {\n    state.tag = _tag;\n    state.anchor = _anchor;\n    state.kind = 'mapping';\n    state.result = _result;\n  }\n\n  return detected;\n}\n\nfunction readTagProperty(state) {\n  var _position,\n      isVerbatim = false,\n      isNamed    = false,\n      tagHandle,\n      tagName,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x21/* ! */) return false;\n\n  if (state.tag !== null) {\n    throwError(state, 'duplication of a tag property');\n  }\n\n  ch = state.input.charCodeAt(++state.position);\n\n  if (ch === 0x3C/* < */) {\n    isVerbatim = true;\n    ch = state.input.charCodeAt(++state.position);\n\n  } else if (ch === 0x21/* ! */) {\n    isNamed = true;\n    tagHandle = '!!';\n    ch = state.input.charCodeAt(++state.position);\n\n  } else {\n    tagHandle = '!';\n  }\n\n  _position = state.position;\n\n  if (isVerbatim) {\n    do { ch = state.input.charCodeAt(++state.position); }\n    while (ch !== 0 && ch !== 0x3E/* > */);\n\n    if (state.position < state.length) {\n      tagName = state.input.slice(_position, state.position);\n      ch = state.input.charCodeAt(++state.position);\n    } else {\n      throwError(state, 'unexpected end of the stream within a verbatim tag');\n    }\n  } else {\n    while (ch !== 0 && !is_WS_OR_EOL(ch)) {\n\n      if (ch === 0x21/* ! */) {\n        if (!isNamed) {\n          tagHandle = state.input.slice(_position - 1, state.position + 1);\n\n          if (!PATTERN_TAG_HANDLE.test(tagHandle)) {\n            throwError(state, 'named tag handle cannot contain such characters');\n          }\n\n          isNamed = true;\n          _position = state.position + 1;\n        } else {\n          throwError(state, 'tag suffix cannot contain exclamation marks');\n        }\n      }\n\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    tagName = state.input.slice(_position, state.position);\n\n    if (PATTERN_FLOW_INDICATORS.test(tagName)) {\n      throwError(state, 'tag suffix cannot contain flow indicator characters');\n    }\n  }\n\n  if (tagName && !PATTERN_TAG_URI.test(tagName)) {\n    throwError(state, 'tag name cannot contain such characters: ' + tagName);\n  }\n\n  if (isVerbatim) {\n    state.tag = tagName;\n\n  } else if (_hasOwnProperty.call(state.tagMap, tagHandle)) {\n    state.tag = state.tagMap[tagHandle] + tagName;\n\n  } else if (tagHandle === '!') {\n    state.tag = '!' + tagName;\n\n  } else if (tagHandle === '!!') {\n    state.tag = 'tag:yaml.org,2002:' + tagName;\n\n  } else {\n    throwError(state, 'undeclared tag handle \"' + tagHandle + '\"');\n  }\n\n  return true;\n}\n\nfunction readAnchorProperty(state) {\n  var _position,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x26/* & */) return false;\n\n  if (state.anchor !== null) {\n    throwError(state, 'duplication of an anchor property');\n  }\n\n  ch = state.input.charCodeAt(++state.position);\n  _position = state.position;\n\n  while (ch !== 0 && !is_WS_OR_EOL(ch) && !is_FLOW_INDICATOR(ch)) {\n    ch = state.input.charCodeAt(++state.position);\n  }\n\n  if (state.position === _position) {\n    throwError(state, 'name of an anchor node must contain at least one character');\n  }\n\n  state.anchor = state.input.slice(_position, state.position);\n  return true;\n}\n\nfunction readAlias(state) {\n  var _position, alias,\n      ch;\n\n  ch = state.input.charCodeAt(state.position);\n\n  if (ch !== 0x2A/* * */) return false;\n\n  ch = state.input.charCodeAt(++state.position);\n  _position = state.position;\n\n  while (ch !== 0 && !is_WS_OR_EOL(ch) && !is_FLOW_INDICATOR(ch)) {\n    ch = state.input.charCodeAt(++state.position);\n  }\n\n  if (state.position === _position) {\n    throwError(state, 'name of an alias node must contain at least one character');\n  }\n\n  alias = state.input.slice(_position, state.position);\n\n  if (!state.anchorMap.hasOwnProperty(alias)) {\n    throwError(state, 'unidentified alias \"' + alias + '\"');\n  }\n\n  state.result = state.anchorMap[alias];\n  skipSeparationSpace(state, true, -1);\n  return true;\n}\n\nfunction composeNode(state, parentIndent, nodeContext, allowToSeek, allowCompact) {\n  var allowBlockStyles,\n      allowBlockScalars,\n      allowBlockCollections,\n      indentStatus = 1, // 1: this>parent, 0: this=parent, -1: this parentIndent) {\n        indentStatus = 1;\n      } else if (state.lineIndent === parentIndent) {\n        indentStatus = 0;\n      } else if (state.lineIndent < parentIndent) {\n        indentStatus = -1;\n      }\n    }\n  }\n\n  if (indentStatus === 1) {\n    while (readTagProperty(state) || readAnchorProperty(state)) {\n      if (skipSeparationSpace(state, true, -1)) {\n        atNewLine = true;\n        allowBlockCollections = allowBlockStyles;\n\n        if (state.lineIndent > parentIndent) {\n          indentStatus = 1;\n        } else if (state.lineIndent === parentIndent) {\n          indentStatus = 0;\n        } else if (state.lineIndent < parentIndent) {\n          indentStatus = -1;\n        }\n      } else {\n        allowBlockCollections = false;\n      }\n    }\n  }\n\n  if (allowBlockCollections) {\n    allowBlockCollections = atNewLine || allowCompact;\n  }\n\n  if (indentStatus === 1 || CONTEXT_BLOCK_OUT === nodeContext) {\n    if (CONTEXT_FLOW_IN === nodeContext || CONTEXT_FLOW_OUT === nodeContext) {\n      flowIndent = parentIndent;\n    } else {\n      flowIndent = parentIndent + 1;\n    }\n\n    blockIndent = state.position - state.lineStart;\n\n    if (indentStatus === 1) {\n      if (allowBlockCollections &&\n          (readBlockSequence(state, blockIndent) ||\n           readBlockMapping(state, blockIndent, flowIndent)) ||\n          readFlowCollection(state, flowIndent)) {\n        hasContent = true;\n      } else {\n        if ((allowBlockScalars && readBlockScalar(state, flowIndent)) ||\n            readSingleQuotedScalar(state, flowIndent) ||\n            readDoubleQuotedScalar(state, flowIndent)) {\n          hasContent = true;\n\n        } else if (readAlias(state)) {\n          hasContent = true;\n\n          if (state.tag !== null || state.anchor !== null) {\n            throwError(state, 'alias node should not have any properties');\n          }\n\n        } else if (readPlainScalar(state, flowIndent, CONTEXT_FLOW_IN === nodeContext)) {\n          hasContent = true;\n\n          if (state.tag === null) {\n            state.tag = '?';\n          }\n        }\n\n        if (state.anchor !== null) {\n          state.anchorMap[state.anchor] = state.result;\n        }\n      }\n    } else if (indentStatus === 0) {\n      // Special case: block sequences are allowed to have same indentation level as the parent.\n      // http://www.yaml.org/spec/1.2/spec.html#id2799784\n      hasContent = allowBlockCollections && readBlockSequence(state, blockIndent);\n    }\n  }\n\n  if (state.tag !== null && state.tag !== '!') {\n    if (state.tag === '?') {\n      for (typeIndex = 0, typeQuantity = state.implicitTypes.length;\n           typeIndex < typeQuantity;\n           typeIndex += 1) {\n        type = state.implicitTypes[typeIndex];\n\n        // Implicit resolving is not allowed for non-scalar types, and '?'\n        // non-specific tag is only assigned to plain scalars. So, it isn't\n        // needed to check for 'kind' conformity.\n\n        if (type.resolve(state.result)) { // `state.result` updated in resolver if matched\n          state.result = type.construct(state.result);\n          state.tag = type.tag;\n          if (state.anchor !== null) {\n            state.anchorMap[state.anchor] = state.result;\n          }\n          break;\n        }\n      }\n    } else if (_hasOwnProperty.call(state.typeMap[state.kind || 'fallback'], state.tag)) {\n      type = state.typeMap[state.kind || 'fallback'][state.tag];\n\n      if (state.result !== null && type.kind !== state.kind) {\n        throwError(state, 'unacceptable node kind for !<' + state.tag + '> tag; it should be \"' + type.kind + '\", not \"' + state.kind + '\"');\n      }\n\n      if (!type.resolve(state.result)) { // `state.result` updated in resolver if matched\n        throwError(state, 'cannot resolve a node with !<' + state.tag + '> explicit tag');\n      } else {\n        state.result = type.construct(state.result);\n        if (state.anchor !== null) {\n          state.anchorMap[state.anchor] = state.result;\n        }\n      }\n    } else {\n      throwError(state, 'unknown tag !<' + state.tag + '>');\n    }\n  }\n\n  if (state.listener !== null) {\n    state.listener('close', state);\n  }\n  return state.tag !== null ||  state.anchor !== null || hasContent;\n}\n\nfunction readDocument(state) {\n  var documentStart = state.position,\n      _position,\n      directiveName,\n      directiveArgs,\n      hasDirectives = false,\n      ch;\n\n  state.version = null;\n  state.checkLineBreaks = state.legacy;\n  state.tagMap = {};\n  state.anchorMap = {};\n\n  while ((ch = state.input.charCodeAt(state.position)) !== 0) {\n    skipSeparationSpace(state, true, -1);\n\n    ch = state.input.charCodeAt(state.position);\n\n    if (state.lineIndent > 0 || ch !== 0x25/* % */) {\n      break;\n    }\n\n    hasDirectives = true;\n    ch = state.input.charCodeAt(++state.position);\n    _position = state.position;\n\n    while (ch !== 0 && !is_WS_OR_EOL(ch)) {\n      ch = state.input.charCodeAt(++state.position);\n    }\n\n    directiveName = state.input.slice(_position, state.position);\n    directiveArgs = [];\n\n    if (directiveName.length < 1) {\n      throwError(state, 'directive name must not be less than one character in length');\n    }\n\n    while (ch !== 0) {\n      while (is_WHITE_SPACE(ch)) {\n        ch = state.input.charCodeAt(++state.position);\n      }\n\n      if (ch === 0x23/* # */) {\n        do { ch = state.input.charCodeAt(++state.position); }\n        while (ch !== 0 && !is_EOL(ch));\n        break;\n      }\n\n      if (is_EOL(ch)) break;\n\n      _position = state.position;\n\n      while (ch !== 0 && !is_WS_OR_EOL(ch)) {\n        ch = state.input.charCodeAt(++state.position);\n      }\n\n      directiveArgs.push(state.input.slice(_position, state.position));\n    }\n\n    if (ch !== 0) readLineBreak(state);\n\n    if (_hasOwnProperty.call(directiveHandlers, directiveName)) {\n      directiveHandlers[directiveName](state, directiveName, directiveArgs);\n    } else {\n      throwWarning(state, 'unknown document directive \"' + directiveName + '\"');\n    }\n  }\n\n  skipSeparationSpace(state, true, -1);\n\n  if (state.lineIndent === 0 &&\n      state.input.charCodeAt(state.position)     === 0x2D/* - */ &&\n      state.input.charCodeAt(state.position + 1) === 0x2D/* - */ &&\n      state.input.charCodeAt(state.position + 2) === 0x2D/* - */) {\n    state.position += 3;\n    skipSeparationSpace(state, true, -1);\n\n  } else if (hasDirectives) {\n    throwError(state, 'directives end mark is expected');\n  }\n\n  composeNode(state, state.lineIndent - 1, CONTEXT_BLOCK_OUT, false, true);\n  skipSeparationSpace(state, true, -1);\n\n  if (state.checkLineBreaks &&\n      PATTERN_NON_ASCII_LINE_BREAKS.test(state.input.slice(documentStart, state.position))) {\n    throwWarning(state, 'non-ASCII line breaks are interpreted as content');\n  }\n\n  state.documents.push(state.result);\n\n  if (state.position === state.lineStart && testDocumentSeparator(state)) {\n\n    if (state.input.charCodeAt(state.position) === 0x2E/* . */) {\n      state.position += 3;\n      skipSeparationSpace(state, true, -1);\n    }\n    return;\n  }\n\n  if (state.position < (state.length - 1)) {\n    throwError(state, 'end of the stream or a document separator is expected');\n  } else {\n    return;\n  }\n}\n\n\nfunction loadDocuments(input, options) {\n  input = String(input);\n  options = options || {};\n\n  if (input.length !== 0) {\n\n    // Add tailing `\\n` if not exists\n    if (input.charCodeAt(input.length - 1) !== 0x0A/* LF */ &&\n        input.charCodeAt(input.length - 1) !== 0x0D/* CR */) {\n      input += '\\n';\n    }\n\n    // Strip BOM\n    if (input.charCodeAt(0) === 0xFEFF) {\n      input = input.slice(1);\n    }\n  }\n\n  var state = new State(input, options);\n\n  // Use 0 as string terminator. That significantly simplifies bounds check.\n  state.input += '\\0';\n\n  while (state.input.charCodeAt(state.position) === 0x20/* Space */) {\n    state.lineIndent += 1;\n    state.position += 1;\n  }\n\n  while (state.position < (state.length - 1)) {\n    readDocument(state);\n  }\n\n  return state.documents;\n}\n\n\nfunction loadAll(input, iterator, options) {\n  var documents = loadDocuments(input, options), index, length;\n\n  for (index = 0, length = documents.length; index < length; index += 1) {\n    iterator(documents[index]);\n  }\n}\n\n\nfunction load(input, options) {\n  var documents = loadDocuments(input, options);\n\n  if (documents.length === 0) {\n    /*eslint-disable no-undefined*/\n    return undefined;\n  } else if (documents.length === 1) {\n    return documents[0];\n  }\n  throw new YAMLException('expected a single document in the stream, but found more');\n}\n\n\nfunction safeLoadAll(input, output, options) {\n  loadAll(input, output, common.extend({ schema: DEFAULT_SAFE_SCHEMA }, options));\n}\n\n\nfunction safeLoad(input, options) {\n  return load(input, common.extend({ schema: DEFAULT_SAFE_SCHEMA }, options));\n}\n\n\nmodule.exports.loadAll     = loadAll;\nmodule.exports.load        = load;\nmodule.exports.safeLoadAll = safeLoadAll;\nmodule.exports.safeLoad    = safeLoad;\n","'use strict';\n\n/*eslint-disable no-use-before-define*/\n\nvar common              = require('./common');\nvar YAMLException       = require('./exception');\nvar DEFAULT_FULL_SCHEMA = require('./schema/default_full');\nvar DEFAULT_SAFE_SCHEMA = require('./schema/default_safe');\n\nvar _toString       = Object.prototype.toString;\nvar _hasOwnProperty = Object.prototype.hasOwnProperty;\n\nvar CHAR_TAB                  = 0x09; /* Tab */\nvar CHAR_LINE_FEED            = 0x0A; /* LF */\nvar CHAR_SPACE                = 0x20; /* Space */\nvar CHAR_EXCLAMATION          = 0x21; /* ! */\nvar CHAR_DOUBLE_QUOTE         = 0x22; /* \" */\nvar CHAR_SHARP                = 0x23; /* # */\nvar CHAR_PERCENT              = 0x25; /* % */\nvar CHAR_AMPERSAND            = 0x26; /* & */\nvar CHAR_SINGLE_QUOTE         = 0x27; /* ' */\nvar CHAR_ASTERISK             = 0x2A; /* * */\nvar CHAR_COMMA                = 0x2C; /* , */\nvar CHAR_MINUS                = 0x2D; /* - */\nvar CHAR_COLON                = 0x3A; /* : */\nvar CHAR_GREATER_THAN         = 0x3E; /* > */\nvar CHAR_QUESTION             = 0x3F; /* ? */\nvar CHAR_COMMERCIAL_AT        = 0x40; /* @ */\nvar CHAR_LEFT_SQUARE_BRACKET  = 0x5B; /* [ */\nvar CHAR_RIGHT_SQUARE_BRACKET = 0x5D; /* ] */\nvar CHAR_GRAVE_ACCENT         = 0x60; /* ` */\nvar CHAR_LEFT_CURLY_BRACKET   = 0x7B; /* { */\nvar CHAR_VERTICAL_LINE        = 0x7C; /* | */\nvar CHAR_RIGHT_CURLY_BRACKET  = 0x7D; /* } */\n\nvar ESCAPE_SEQUENCES = {};\n\nESCAPE_SEQUENCES[0x00]   = '\\\\0';\nESCAPE_SEQUENCES[0x07]   = '\\\\a';\nESCAPE_SEQUENCES[0x08]   = '\\\\b';\nESCAPE_SEQUENCES[0x09]   = '\\\\t';\nESCAPE_SEQUENCES[0x0A]   = '\\\\n';\nESCAPE_SEQUENCES[0x0B]   = '\\\\v';\nESCAPE_SEQUENCES[0x0C]   = '\\\\f';\nESCAPE_SEQUENCES[0x0D]   = '\\\\r';\nESCAPE_SEQUENCES[0x1B]   = '\\\\e';\nESCAPE_SEQUENCES[0x22]   = '\\\\\"';\nESCAPE_SEQUENCES[0x5C]   = '\\\\\\\\';\nESCAPE_SEQUENCES[0x85]   = '\\\\N';\nESCAPE_SEQUENCES[0xA0]   = '\\\\_';\nESCAPE_SEQUENCES[0x2028] = '\\\\L';\nESCAPE_SEQUENCES[0x2029] = '\\\\P';\n\nvar DEPRECATED_BOOLEANS_SYNTAX = [\n  'y', 'Y', 'yes', 'Yes', 'YES', 'on', 'On', 'ON',\n  'n', 'N', 'no', 'No', 'NO', 'off', 'Off', 'OFF'\n];\n\nfunction compileStyleMap(schema, map) {\n  var result, keys, index, length, tag, style, type;\n\n  if (map === null) return {};\n\n  result = {};\n  keys = Object.keys(map);\n\n  for (index = 0, length = keys.length; index < length; index += 1) {\n    tag = keys[index];\n    style = String(map[tag]);\n\n    if (tag.slice(0, 2) === '!!') {\n      tag = 'tag:yaml.org,2002:' + tag.slice(2);\n    }\n    type = schema.compiledTypeMap['fallback'][tag];\n\n    if (type && _hasOwnProperty.call(type.styleAliases, style)) {\n      style = type.styleAliases[style];\n    }\n\n    result[tag] = style;\n  }\n\n  return result;\n}\n\nfunction encodeHex(character) {\n  var string, handle, length;\n\n  string = character.toString(16).toUpperCase();\n\n  if (character <= 0xFF) {\n    handle = 'x';\n    length = 2;\n  } else if (character <= 0xFFFF) {\n    handle = 'u';\n    length = 4;\n  } else if (character <= 0xFFFFFFFF) {\n    handle = 'U';\n    length = 8;\n  } else {\n    throw new YAMLException('code point within a string may not be greater than 0xFFFFFFFF');\n  }\n\n  return '\\\\' + handle + common.repeat('0', length - string.length) + string;\n}\n\nfunction State(options) {\n  this.schema       = options['schema'] || DEFAULT_FULL_SCHEMA;\n  this.indent       = Math.max(1, (options['indent'] || 2));\n  this.skipInvalid  = options['skipInvalid'] || false;\n  this.flowLevel    = (common.isNothing(options['flowLevel']) ? -1 : options['flowLevel']);\n  this.styleMap     = compileStyleMap(this.schema, options['styles'] || null);\n  this.sortKeys     = options['sortKeys'] || false;\n  this.lineWidth    = options['lineWidth'] || 80;\n  this.noRefs       = options['noRefs'] || false;\n  this.noCompatMode = options['noCompatMode'] || false;\n\n  this.implicitTypes = this.schema.compiledImplicit;\n  this.explicitTypes = this.schema.compiledExplicit;\n\n  this.tag = null;\n  this.result = '';\n\n  this.duplicates = [];\n  this.usedDuplicates = null;\n}\n\n// Indents every line in a string. Empty lines (\\n only) are not indented.\nfunction indentString(string, spaces) {\n  var ind = common.repeat(' ', spaces),\n      position = 0,\n      next = -1,\n      result = '',\n      line,\n      length = string.length;\n\n  while (position < length) {\n    next = string.indexOf('\\n', position);\n    if (next === -1) {\n      line = string.slice(position);\n      position = length;\n    } else {\n      line = string.slice(position, next + 1);\n      position = next + 1;\n    }\n\n    if (line.length && line !== '\\n') result += ind;\n\n    result += line;\n  }\n\n  return result;\n}\n\nfunction generateNextLine(state, level) {\n  return '\\n' + common.repeat(' ', state.indent * level);\n}\n\nfunction testImplicitResolving(state, str) {\n  var index, length, type;\n\n  for (index = 0, length = state.implicitTypes.length; index < length; index += 1) {\n    type = state.implicitTypes[index];\n\n    if (type.resolve(str)) {\n      return true;\n    }\n  }\n\n  return false;\n}\n\n// [33] s-white ::= s-space | s-tab\nfunction isWhitespace(c) {\n  return c === CHAR_SPACE || c === CHAR_TAB;\n}\n\n// Returns true if the character can be printed without escaping.\n// From YAML 1.2: \"any allowed characters known to be non-printable\n// should also be escaped. [However,] This isn’t mandatory\"\n// Derived from nb-char - \\t - #x85 - #xA0 - #x2028 - #x2029.\nfunction isPrintable(c) {\n  return  (0x00020 <= c && c <= 0x00007E)\n      || ((0x000A1 <= c && c <= 0x00D7FF) && c !== 0x2028 && c !== 0x2029)\n      || ((0x0E000 <= c && c <= 0x00FFFD) && c !== 0xFEFF /* BOM */)\n      ||  (0x10000 <= c && c <= 0x10FFFF);\n}\n\n// Simplified test for values allowed after the first character in plain style.\nfunction isPlainSafe(c) {\n  // Uses a subset of nb-char - c-flow-indicator - \":\" - \"#\"\n  // where nb-char ::= c-printable - b-char - c-byte-order-mark.\n  return isPrintable(c) && c !== 0xFEFF\n    // - c-flow-indicator\n    && c !== CHAR_COMMA\n    && c !== CHAR_LEFT_SQUARE_BRACKET\n    && c !== CHAR_RIGHT_SQUARE_BRACKET\n    && c !== CHAR_LEFT_CURLY_BRACKET\n    && c !== CHAR_RIGHT_CURLY_BRACKET\n    // - \":\" - \"#\"\n    && c !== CHAR_COLON\n    && c !== CHAR_SHARP;\n}\n\n// Simplified test for values allowed as the first character in plain style.\nfunction isPlainSafeFirst(c) {\n  // Uses a subset of ns-char - c-indicator\n  // where ns-char = nb-char - s-white.\n  return isPrintable(c) && c !== 0xFEFF\n    && !isWhitespace(c) // - s-white\n    // - (c-indicator ::=\n    // “-” | “?” | “:” | “,” | “[” | “]” | “{” | “}”\n    && c !== CHAR_MINUS\n    && c !== CHAR_QUESTION\n    && c !== CHAR_COLON\n    && c !== CHAR_COMMA\n    && c !== CHAR_LEFT_SQUARE_BRACKET\n    && c !== CHAR_RIGHT_SQUARE_BRACKET\n    && c !== CHAR_LEFT_CURLY_BRACKET\n    && c !== CHAR_RIGHT_CURLY_BRACKET\n    // | “#” | “&” | “*” | “!” | “|” | “>” | “'” | “\"”\n    && c !== CHAR_SHARP\n    && c !== CHAR_AMPERSAND\n    && c !== CHAR_ASTERISK\n    && c !== CHAR_EXCLAMATION\n    && c !== CHAR_VERTICAL_LINE\n    && c !== CHAR_GREATER_THAN\n    && c !== CHAR_SINGLE_QUOTE\n    && c !== CHAR_DOUBLE_QUOTE\n    // | “%” | “@” | “`”)\n    && c !== CHAR_PERCENT\n    && c !== CHAR_COMMERCIAL_AT\n    && c !== CHAR_GRAVE_ACCENT;\n}\n\nvar STYLE_PLAIN   = 1,\n    STYLE_SINGLE  = 2,\n    STYLE_LITERAL = 3,\n    STYLE_FOLDED  = 4,\n    STYLE_DOUBLE  = 5;\n\n// Determines which scalar styles are possible and returns the preferred style.\n// lineWidth = -1 => no limit.\n// Pre-conditions: str.length > 0.\n// Post-conditions:\n//    STYLE_PLAIN or STYLE_SINGLE => no \\n are in the string.\n//    STYLE_LITERAL => no lines are suitable for folding (or lineWidth is -1).\n//    STYLE_FOLDED => a line > lineWidth and can be folded (and lineWidth != -1).\nfunction chooseScalarStyle(string, singleLineOnly, indentPerLevel, lineWidth, testAmbiguousType) {\n  var i;\n  var char;\n  var hasLineBreak = false;\n  var hasFoldableLine = false; // only checked if shouldTrackWidth\n  var shouldTrackWidth = lineWidth !== -1;\n  var previousLineBreak = -1; // count the first line correctly\n  var plain = isPlainSafeFirst(string.charCodeAt(0))\n          && !isWhitespace(string.charCodeAt(string.length - 1));\n\n  if (singleLineOnly) {\n    // Case: no block styles.\n    // Check for disallowed characters to rule out plain and single.\n    for (i = 0; i < string.length; i++) {\n      char = string.charCodeAt(i);\n      if (!isPrintable(char)) {\n        return STYLE_DOUBLE;\n      }\n      plain = plain && isPlainSafe(char);\n    }\n  } else {\n    // Case: block styles permitted.\n    for (i = 0; i < string.length; i++) {\n      char = string.charCodeAt(i);\n      if (char === CHAR_LINE_FEED) {\n        hasLineBreak = true;\n        // Check if any line can be folded.\n        if (shouldTrackWidth) {\n          hasFoldableLine = hasFoldableLine ||\n            // Foldable line = too long, and not more-indented.\n            (i - previousLineBreak - 1 > lineWidth &&\n             string[previousLineBreak + 1] !== ' ');\n          previousLineBreak = i;\n        }\n      } else if (!isPrintable(char)) {\n        return STYLE_DOUBLE;\n      }\n      plain = plain && isPlainSafe(char);\n    }\n    // in case the end is missing a \\n\n    hasFoldableLine = hasFoldableLine || (shouldTrackWidth &&\n      (i - previousLineBreak - 1 > lineWidth &&\n       string[previousLineBreak + 1] !== ' '));\n  }\n  // Although every style can represent \\n without escaping, prefer block styles\n  // for multiline, since they're more readable and they don't add empty lines.\n  // Also prefer folding a super-long line.\n  if (!hasLineBreak && !hasFoldableLine) {\n    // Strings interpretable as another type have to be quoted;\n    // e.g. the string 'true' vs. the boolean true.\n    return plain && !testAmbiguousType(string)\n      ? STYLE_PLAIN : STYLE_SINGLE;\n  }\n  // Edge case: block indentation indicator can only have one digit.\n  if (string[0] === ' ' && indentPerLevel > 9) {\n    return STYLE_DOUBLE;\n  }\n  // At this point we know block styles are valid.\n  // Prefer literal style unless we want to fold.\n  return hasFoldableLine ? STYLE_FOLDED : STYLE_LITERAL;\n}\n\n// Note: line breaking/folding is implemented for only the folded style.\n// NB. We drop the last trailing newline (if any) of a returned block scalar\n//  since the dumper adds its own newline. This always works:\n//    • No ending newline => unaffected; already using strip \"-\" chomping.\n//    • Ending newline    => removed then restored.\n//  Importantly, this keeps the \"+\" chomp indicator from gaining an extra line.\nfunction writeScalar(state, string, level, iskey) {\n  state.dump = (function () {\n    if (string.length === 0) {\n      return \"''\";\n    }\n    if (!state.noCompatMode &&\n        DEPRECATED_BOOLEANS_SYNTAX.indexOf(string) !== -1) {\n      return \"'\" + string + \"'\";\n    }\n\n    var indent = state.indent * Math.max(1, level); // no 0-indent scalars\n    // As indentation gets deeper, let the width decrease monotonically\n    // to the lower bound min(state.lineWidth, 40).\n    // Note that this implies\n    //  state.lineWidth ≤ 40 + state.indent: width is fixed at the lower bound.\n    //  state.lineWidth > 40 + state.indent: width decreases until the lower bound.\n    // This behaves better than a constant minimum width which disallows narrower options,\n    // or an indent threshold which causes the width to suddenly increase.\n    var lineWidth = state.lineWidth === -1\n      ? -1 : Math.max(Math.min(state.lineWidth, 40), state.lineWidth - indent);\n\n    // Without knowing if keys are implicit/explicit, assume implicit for safety.\n    var singleLineOnly = iskey\n      // No block styles in flow mode.\n      || (state.flowLevel > -1 && level >= state.flowLevel);\n    function testAmbiguity(string) {\n      return testImplicitResolving(state, string);\n    }\n\n    switch (chooseScalarStyle(string, singleLineOnly, state.indent, lineWidth, testAmbiguity)) {\n      case STYLE_PLAIN:\n        return string;\n      case STYLE_SINGLE:\n        return \"'\" + string.replace(/'/g, \"''\") + \"'\";\n      case STYLE_LITERAL:\n        return '|' + blockHeader(string, state.indent)\n          + dropEndingNewline(indentString(string, indent));\n      case STYLE_FOLDED:\n        return '>' + blockHeader(string, state.indent)\n          + dropEndingNewline(indentString(foldString(string, lineWidth), indent));\n      case STYLE_DOUBLE:\n        return '\"' + escapeString(string, lineWidth) + '\"';\n      default:\n        throw new YAMLException('impossible error: invalid scalar style');\n    }\n  }());\n}\n\n// Pre-conditions: string is valid for a block scalar, 1 <= indentPerLevel <= 9.\nfunction blockHeader(string, indentPerLevel) {\n  var indentIndicator = (string[0] === ' ') ? String(indentPerLevel) : '';\n\n  // note the special case: the string '\\n' counts as a \"trailing\" empty line.\n  var clip =          string[string.length - 1] === '\\n';\n  var keep = clip && (string[string.length - 2] === '\\n' || string === '\\n');\n  var chomp = keep ? '+' : (clip ? '' : '-');\n\n  return indentIndicator + chomp + '\\n';\n}\n\n// (See the note for writeScalar.)\nfunction dropEndingNewline(string) {\n  return string[string.length - 1] === '\\n' ? string.slice(0, -1) : string;\n}\n\n// Note: a long line without a suitable break point will exceed the width limit.\n// Pre-conditions: every char in str isPrintable, str.length > 0, width > 0.\nfunction foldString(string, width) {\n  // In folded style, $k$ consecutive newlines output as $k+1$ newlines—\n  // unless they're before or after a more-indented line, or at the very\n  // beginning or end, in which case $k$ maps to $k$.\n  // Therefore, parse each chunk as newline(s) followed by a content line.\n  var lineRe = /(\\n+)([^\\n]*)/g;\n\n  // first line (possibly an empty line)\n  var result = (function () {\n    var nextLF = string.indexOf('\\n');\n    nextLF = nextLF !== -1 ? nextLF : string.length;\n    lineRe.lastIndex = nextLF;\n    return foldLine(string.slice(0, nextLF), width);\n  }());\n  // If we haven't reached the first content line yet, don't add an extra \\n.\n  var prevMoreIndented = string[0] === '\\n' || string[0] === ' ';\n  var moreIndented;\n\n  // rest of the lines\n  var match;\n  while ((match = lineRe.exec(string))) {\n    var prefix = match[1], line = match[2];\n    moreIndented = (line[0] === ' ');\n    result += prefix\n      + (!prevMoreIndented && !moreIndented && line !== ''\n        ? '\\n' : '')\n      + foldLine(line, width);\n    prevMoreIndented = moreIndented;\n  }\n\n  return result;\n}\n\n// Greedy line breaking.\n// Picks the longest line under the limit each time,\n// otherwise settles for the shortest line over the limit.\n// NB. More-indented lines *cannot* be folded, as that would add an extra \\n.\nfunction foldLine(line, width) {\n  if (line === '' || line[0] === ' ') return line;\n\n  // Since a more-indented line adds a \\n, breaks can't be followed by a space.\n  var breakRe = / [^ ]/g; // note: the match index will always be <= length-2.\n  var match;\n  // start is an inclusive index. end, curr, and next are exclusive.\n  var start = 0, end, curr = 0, next = 0;\n  var result = '';\n\n  // Invariants: 0 <= start <= length-1.\n  //   0 <= curr <= next <= max(0, length-2). curr - start <= width.\n  // Inside the loop:\n  //   A match implies length >= 2, so curr and next are <= length-2.\n  while ((match = breakRe.exec(line))) {\n    next = match.index;\n    // maintain invariant: curr - start <= width\n    if (next - start > width) {\n      end = (curr > start) ? curr : next; // derive end <= length-2\n      result += '\\n' + line.slice(start, end);\n      // skip the space that was output as \\n\n      start = end + 1;                    // derive start <= length-1\n    }\n    curr = next;\n  }\n\n  // By the invariants, start <= length-1, so there is something left over.\n  // It is either the whole string or a part starting from non-whitespace.\n  result += '\\n';\n  // Insert a break if the remainder is too long and there is a break available.\n  if (line.length - start > width && curr > start) {\n    result += line.slice(start, curr) + '\\n' + line.slice(curr + 1);\n  } else {\n    result += line.slice(start);\n  }\n\n  return result.slice(1); // drop extra \\n joiner\n}\n\n// Escapes a double-quoted string.\nfunction escapeString(string) {\n  var result = '';\n  var char;\n  var escapeSeq;\n\n  for (var i = 0; i < string.length; i++) {\n    char = string.charCodeAt(i);\n    escapeSeq = ESCAPE_SEQUENCES[char];\n    result += !escapeSeq && isPrintable(char)\n      ? string[i]\n      : escapeSeq || encodeHex(char);\n  }\n\n  return result;\n}\n\nfunction writeFlowSequence(state, level, object) {\n  var _result = '',\n      _tag    = state.tag,\n      index,\n      length;\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    // Write only valid elements.\n    if (writeNode(state, level, object[index], false, false)) {\n      if (index !== 0) _result += ', ';\n      _result += state.dump;\n    }\n  }\n\n  state.tag = _tag;\n  state.dump = '[' + _result + ']';\n}\n\nfunction writeBlockSequence(state, level, object, compact) {\n  var _result = '',\n      _tag    = state.tag,\n      index,\n      length;\n\n  for (index = 0, length = object.length; index < length; index += 1) {\n    // Write only valid elements.\n    if (writeNode(state, level + 1, object[index], true, true)) {\n      if (!compact || index !== 0) {\n        _result += generateNextLine(state, level);\n      }\n      _result += '- ' + state.dump;\n    }\n  }\n\n  state.tag = _tag;\n  state.dump = _result || '[]'; // Empty sequence if no valid values.\n}\n\nfunction writeFlowMapping(state, level, object) {\n  var _result       = '',\n      _tag          = state.tag,\n      objectKeyList = Object.keys(object),\n      index,\n      length,\n      objectKey,\n      objectValue,\n      pairBuffer;\n\n  for (index = 0, length = objectKeyList.length; index < length; index += 1) {\n    pairBuffer = '';\n\n    if (index !== 0) pairBuffer += ', ';\n\n    objectKey = objectKeyList[index];\n    objectValue = object[objectKey];\n\n    if (!writeNode(state, level, objectKey, false, false)) {\n      continue; // Skip this pair because of invalid key;\n    }\n\n    if (state.dump.length > 1024) pairBuffer += '? ';\n\n    pairBuffer += state.dump + ': ';\n\n    if (!writeNode(state, level, objectValue, false, false)) {\n      continue; // Skip this pair because of invalid value.\n    }\n\n    pairBuffer += state.dump;\n\n    // Both key and value are valid.\n    _result += pairBuffer;\n  }\n\n  state.tag = _tag;\n  state.dump = '{' + _result + '}';\n}\n\nfunction writeBlockMapping(state, level, object, compact) {\n  var _result       = '',\n      _tag          = state.tag,\n      objectKeyList = Object.keys(object),\n      index,\n      length,\n      objectKey,\n      objectValue,\n      explicitPair,\n      pairBuffer;\n\n  // Allow sorting keys so that the output file is deterministic\n  if (state.sortKeys === true) {\n    // Default sorting\n    objectKeyList.sort();\n  } else if (typeof state.sortKeys === 'function') {\n    // Custom sort function\n    objectKeyList.sort(state.sortKeys);\n  } else if (state.sortKeys) {\n    // Something is wrong\n    throw new YAMLException('sortKeys must be a boolean or a function');\n  }\n\n  for (index = 0, length = objectKeyList.length; index < length; index += 1) {\n    pairBuffer = '';\n\n    if (!compact || index !== 0) {\n      pairBuffer += generateNextLine(state, level);\n    }\n\n    objectKey = objectKeyList[index];\n    objectValue = object[objectKey];\n\n    if (!writeNode(state, level + 1, objectKey, true, true, true)) {\n      continue; // Skip this pair because of invalid key.\n    }\n\n    explicitPair = (state.tag !== null && state.tag !== '?') ||\n                   (state.dump && state.dump.length > 1024);\n\n    if (explicitPair) {\n      if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {\n        pairBuffer += '?';\n      } else {\n        pairBuffer += '? ';\n      }\n    }\n\n    pairBuffer += state.dump;\n\n    if (explicitPair) {\n      pairBuffer += generateNextLine(state, level);\n    }\n\n    if (!writeNode(state, level + 1, objectValue, true, explicitPair)) {\n      continue; // Skip this pair because of invalid value.\n    }\n\n    if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {\n      pairBuffer += ':';\n    } else {\n      pairBuffer += ': ';\n    }\n\n    pairBuffer += state.dump;\n\n    // Both key and value are valid.\n    _result += pairBuffer;\n  }\n\n  state.tag = _tag;\n  state.dump = _result || '{}'; // Empty mapping if no valid pairs.\n}\n\nfunction detectType(state, object, explicit) {\n  var _result, typeList, index, length, type, style;\n\n  typeList = explicit ? state.explicitTypes : state.implicitTypes;\n\n  for (index = 0, length = typeList.length; index < length; index += 1) {\n    type = typeList[index];\n\n    if ((type.instanceOf  || type.predicate) &&\n        (!type.instanceOf || ((typeof object === 'object') && (object instanceof type.instanceOf))) &&\n        (!type.predicate  || type.predicate(object))) {\n\n      state.tag = explicit ? type.tag : '?';\n\n      if (type.represent) {\n        style = state.styleMap[type.tag] || type.defaultStyle;\n\n        if (_toString.call(type.represent) === '[object Function]') {\n          _result = type.represent(object, style);\n        } else if (_hasOwnProperty.call(type.represent, style)) {\n          _result = type.represent[style](object, style);\n        } else {\n          throw new YAMLException('!<' + type.tag + '> tag resolver accepts not \"' + style + '\" style');\n        }\n\n        state.dump = _result;\n      }\n\n      return true;\n    }\n  }\n\n  return false;\n}\n\n// Serializes `object` and writes it to global `result`.\n// Returns true on success, or false on invalid object.\n//\nfunction writeNode(state, level, object, block, compact, iskey) {\n  state.tag = null;\n  state.dump = object;\n\n  if (!detectType(state, object, false)) {\n    detectType(state, object, true);\n  }\n\n  var type = _toString.call(state.dump);\n\n  if (block) {\n    block = (state.flowLevel < 0 || state.flowLevel > level);\n  }\n\n  var objectOrArray = type === '[object Object]' || type === '[object Array]',\n      duplicateIndex,\n      duplicate;\n\n  if (objectOrArray) {\n    duplicateIndex = state.duplicates.indexOf(object);\n    duplicate = duplicateIndex !== -1;\n  }\n\n  if ((state.tag !== null && state.tag !== '?') || duplicate || (state.indent !== 2 && level > 0)) {\n    compact = false;\n  }\n\n  if (duplicate && state.usedDuplicates[duplicateIndex]) {\n    state.dump = '*ref_' + duplicateIndex;\n  } else {\n    if (objectOrArray && duplicate && !state.usedDuplicates[duplicateIndex]) {\n      state.usedDuplicates[duplicateIndex] = true;\n    }\n    if (type === '[object Object]') {\n      if (block && (Object.keys(state.dump).length !== 0)) {\n        writeBlockMapping(state, level, state.dump, compact);\n        if (duplicate) {\n          state.dump = '&ref_' + duplicateIndex + state.dump;\n        }\n      } else {\n        writeFlowMapping(state, level, state.dump);\n        if (duplicate) {\n          state.dump = '&ref_' + duplicateIndex + ' ' + state.dump;\n        }\n      }\n    } else if (type === '[object Array]') {\n      if (block && (state.dump.length !== 0)) {\n        writeBlockSequence(state, level, state.dump, compact);\n        if (duplicate) {\n          state.dump = '&ref_' + duplicateIndex + state.dump;\n        }\n      } else {\n        writeFlowSequence(state, level, state.dump);\n        if (duplicate) {\n          state.dump = '&ref_' + duplicateIndex + ' ' + state.dump;\n        }\n      }\n    } else if (type === '[object String]') {\n      if (state.tag !== '?') {\n        writeScalar(state, state.dump, level, iskey);\n      }\n    } else {\n      if (state.skipInvalid) return false;\n      throw new YAMLException('unacceptable kind of an object to dump ' + type);\n    }\n\n    if (state.tag !== null && state.tag !== '?') {\n      state.dump = '!<' + state.tag + '> ' + state.dump;\n    }\n  }\n\n  return true;\n}\n\nfunction getDuplicateReferences(object, state) {\n  var objects = [],\n      duplicatesIndexes = [],\n      index,\n      length;\n\n  inspectNode(object, objects, duplicatesIndexes);\n\n  for (index = 0, length = duplicatesIndexes.length; index < length; index += 1) {\n    state.duplicates.push(objects[duplicatesIndexes[index]]);\n  }\n  state.usedDuplicates = new Array(length);\n}\n\nfunction inspectNode(object, objects, duplicatesIndexes) {\n  var objectKeyList,\n      index,\n      length;\n\n  if (object !== null && typeof object === 'object') {\n    index = objects.indexOf(object);\n    if (index !== -1) {\n      if (duplicatesIndexes.indexOf(index) === -1) {\n        duplicatesIndexes.push(index);\n      }\n    } else {\n      objects.push(object);\n\n      if (Array.isArray(object)) {\n        for (index = 0, length = object.length; index < length; index += 1) {\n          inspectNode(object[index], objects, duplicatesIndexes);\n        }\n      } else {\n        objectKeyList = Object.keys(object);\n\n        for (index = 0, length = objectKeyList.length; index < length; index += 1) {\n          inspectNode(object[objectKeyList[index]], objects, duplicatesIndexes);\n        }\n      }\n    }\n  }\n}\n\nfunction dump(input, options) {\n  options = options || {};\n\n  var state = new State(options);\n\n  if (!state.noRefs) getDuplicateReferences(input, state);\n\n  if (writeNode(state, 0, input, true, true)) return state.dump + '\\n';\n\n  return '';\n}\n\nfunction safeDump(input, options) {\n  return dump(input, common.extend({ schema: DEFAULT_SAFE_SCHEMA }, options));\n}\n\nmodule.exports.dump     = dump;\nmodule.exports.safeDump = safeDump;\n","'use strict';\n\n\nvar loader = require('./js-yaml/loader');\nvar dumper = require('./js-yaml/dumper');\n\n\nfunction deprecated(name) {\n  return function () {\n    throw new Error('Function ' + name + ' is deprecated and cannot be used.');\n  };\n}\n\n\nmodule.exports.Type                = require('./js-yaml/type');\nmodule.exports.Schema              = require('./js-yaml/schema');\nmodule.exports.FAILSAFE_SCHEMA     = require('./js-yaml/schema/failsafe');\nmodule.exports.JSON_SCHEMA         = require('./js-yaml/schema/json');\nmodule.exports.CORE_SCHEMA         = require('./js-yaml/schema/core');\nmodule.exports.DEFAULT_SAFE_SCHEMA = require('./js-yaml/schema/default_safe');\nmodule.exports.DEFAULT_FULL_SCHEMA = require('./js-yaml/schema/default_full');\nmodule.exports.load                = loader.load;\nmodule.exports.loadAll             = loader.loadAll;\nmodule.exports.safeLoad            = loader.safeLoad;\nmodule.exports.safeLoadAll         = loader.safeLoadAll;\nmodule.exports.dump                = dumper.dump;\nmodule.exports.safeDump            = dumper.safeDump;\nmodule.exports.YAMLException       = require('./js-yaml/exception');\n\n// Deprecated schema names from JS-YAML 2.0.x\nmodule.exports.MINIMAL_SCHEMA = require('./js-yaml/schema/failsafe');\nmodule.exports.SAFE_SCHEMA    = require('./js-yaml/schema/default_safe');\nmodule.exports.DEFAULT_SCHEMA = require('./js-yaml/schema/default_full');\n\n// Deprecated functions from JS-YAML 1.x.x\nmodule.exports.scan           = deprecated('scan');\nmodule.exports.parse          = deprecated('parse');\nmodule.exports.compose        = deprecated('compose');\nmodule.exports.addConstructor = deprecated('addConstructor');\n","export default function(dom, data) {\n  let head = dom.querySelector(\"head\");\n\n  appendHtml(head, `\n    \n    \n    \n    \n    ${data.title}\n  `);\n\n  appendHtml(head, `\n    \n    \n    \n  `);\n  data.authors.forEach((a) => {\n    appendHtml(head, `\n      `)\n  });\n\n  appendHtml(head, `\n    \n    \n    \n    \n    \n    \n    \n    \n  `);\n\n  appendHtml(head, `\n    \n    \n    \n    \n    \n    \n    \n    \n  `);\n\n  appendHtml(head, `\n    \n    \n    \n    \n    \n    \n    \n    \n    \n    \n    \n    \n  `);\n  data.authors.forEach((a) => {\n    appendHtml(head, `\n      \n      \n    `)\n  });\n\n  if (data.citations) {\n    let citationKeys = Object.keys(data.citations);\n    citationKeys.forEach(key => {\n      console.log(key);\n      appendHtml(head, `\n        \n      `);\n    });\n  }\n}\n\n\nfunction appendHtml(el, html) {\n  el.innerHTML += html;\n}\n\nfunction citation_meta_content(ref){\n  var content = `citation_title=${ref.title};`;\n  ref.author.split(\" and \").forEach(author => {\n    content += `citation_author=${author.trim()};`;\n  });\n  if (\"journal\" in ref){\n    content += `citation_journal_title=${ref.journal};`;\n  }\n  if (\"volume\" in ref) {\n      content += `citation_volume=${ref.volume};`;\n  }\n  if (\"issue\" in ref || \"number\" in ref){\n      content += `citation_number=${ref.issue || ref.number};`;\n  }\n  /*content += `citation_first_page=${};`;\n  content += `citation_publication_date=${};`;*/\n  return content;\n}\n","import html from \"./components/html\";\nimport styles from \"./components/styles\";\nimport frontMatter from \"./components/front-matter\";\nimport bibliography from \"./components/bibliography\";\nimport meta from \"./components/meta\";\nimport header from \"./components/header\";\nimport appendix from \"./components/appendix\";\nimport footer from \"./components/footer\";\nimport citation from \"./components/citation\";\nimport markdown from \"./components/markdown\";\nimport code from \"./components/code\";\nimport testData from \"./test-data\";\n\n\nfunction render(dom, data) {\n  html(dom);\n  styles(dom);\n  document.addEventListener(\"DOMContentLoaded\", function(event) {\n    frontMatter(dom, data);\n    bibliography(dom, data);\n    meta(dom, data);\n    header(dom, data);\n    appendix(dom, data);\n    footer(dom, data);\n    markdown(dom, data);\n    code(dom, data);\n    citation(dom, data);\n    console.log(\"final data:\")\n    for (var k in data) {console.log(\"   \", k, \": \", data[k])}\n  });\n}\n\n\nif(window.document) {\n  render(window.document, testData);\n}\n\nexport default render;\n","export default function(dom) {\n  if (!dom.querySelector(\"html\").getAttribute(\"lang\")) {\n    dom.querySelector(\"html\").setAttribute(\"lang\", \"en\")\n  }\n\n  let head = dom.querySelector(\"head\");\n\n  if (!dom.querySelector(\"meta[charset]\")) {\n    let meta = dom.createElement(\"meta\");\n    meta.setAttribute(\"charset\", \"utf-8\");\n    head.appendChild(meta);\n  }\n  if (!dom.querySelector(\"meta[name=viewport]\")) {\n    let meta = dom.createElement(\"meta\");\n    meta.setAttribute(\"name\", \"viewport\");\n    meta.setAttribute(\"content\", \"width=device-width, initial-scale=1\");\n    head.appendChild(meta);\n  }\n}\n","import base from './styles-base.css';\nimport layout from './styles-layout.css';\nimport article from './styles-article.css';\nimport code from './styles-code.css';\n\nexport default function(dom) {\n  let s = dom.createElement(\"style\");\n  s.textContent = base + layout + article + code;\n  dom.querySelector(\"head\").appendChild(s);\n}\n","'use strict';\n\nvar Type = require('../type');\n\nmodule.exports = new Type('tag:yaml.org,2002:str', {\n  kind: 'scalar',\n  construct: function (data) { return data !== null ? data : ''; }\n});\n","'use strict';\n\nvar Type = require('../type');\n\nmodule.exports = new Type('tag:yaml.org,2002:seq', {\n  kind: 'sequence',\n  construct: function (data) { return data !== null ? data : []; }\n});\n","'use strict';\n\nvar Type = require('../type');\n\nmodule.exports = new Type('tag:yaml.org,2002:map', {\n  kind: 'mapping',\n  construct: function (data) { return data !== null ? data : {}; }\n});\n","// Standard YAML's Failsafe schema.\n// http://www.yaml.org/spec/1.2/spec.html#id2802346\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = new Schema({\n  explicit: [\n    require('../type/str'),\n    require('../type/seq'),\n    require('../type/map')\n  ]\n});\n","// Standard YAML's JSON schema.\n// http://www.yaml.org/spec/1.2/spec.html#id2803231\n//\n// NOTE: JS-YAML does not support schema-specific tag resolution restrictions.\n// So, this schema is not such strict as defined in the YAML specification.\n// It allows numbers in binary notaion, use `Null` and `NULL` as `null`, etc.\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = new Schema({\n  include: [\n    require('./failsafe')\n  ],\n  implicit: [\n    require('../type/null'),\n    require('../type/bool'),\n    require('../type/int'),\n    require('../type/float')\n  ]\n});\n","// Standard YAML's Core schema.\n// http://www.yaml.org/spec/1.2/spec.html#id2804923\n//\n// NOTE: JS-YAML does not support schema-specific tag resolution restrictions.\n// So, Core schema has no distinctions from JSON schema is JS-YAML.\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = new Schema({\n  include: [\n    require('./json')\n  ]\n});\n","// JS-YAML's default schema for `safeLoad` function.\n// It is not described in the YAML specification.\n//\n// This schema is based on standard YAML's Core schema and includes most of\n// extra types described at YAML tag repository. (http://yaml.org/type/)\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = new Schema({\n  include: [\n    require('./core')\n  ],\n  implicit: [\n    require('../type/timestamp'),\n    require('../type/merge')\n  ],\n  explicit: [\n    require('../type/binary'),\n    require('../type/omap'),\n    require('../type/pairs'),\n    require('../type/set')\n  ]\n});\n","// JS-YAML's default schema for `load` function.\n// It is not described in the YAML specification.\n//\n// This schema is based on JS-YAML's default safe schema and includes\n// JavaScript-specific types: !!js/undefined, !!js/regexp and !!js/function.\n//\n// Also this schema is used as default base schema at `Schema.create` function.\n\n\n'use strict';\n\n\nvar Schema = require('../schema');\n\n\nmodule.exports = Schema.DEFAULT = new Schema({\n  include: [\n    require('./default_safe')\n  ],\n  explicit: [\n    require('../type/js/undefined'),\n    require('../type/js/regexp'),\n    require('../type/js/function')\n  ]\n});\n","'use strict';\n\n\nvar yaml = require('./lib/js-yaml.js');\n\n\nmodule.exports = yaml;\n","import ymlParse from \"js-yaml\";\n\nexport default function(dom, data) {\n  let el = dom.querySelector('script[type=\"text/front-matter\"]');\n\n  //TODO If we don't have a local element, make a request for the document.\n  if (el) {\n    let text = el.textContent;\n    let localData = ymlParse.safeLoad(text);\n\n    data.title = localData.title;\n    data.description = localData.description;\n    data.authors = localData.authors.map((author, i) =>{\n      let a = {};\n      let name = Object.keys(author)[0];\n      let names = name.split(\" \");\n      a.firstName = names.slice(0, names.length - 1).join(\" \");\n      a.lastName = names[names.length -1];\n      a.personalURL = author[name];\n      if(localData.affiliations[i]) {\n        let affiliation = Object.keys(localData.affiliations[i])[0];\n        a.affiliation = affiliation;\n        a.affiliationURL = localData.affiliations[i][affiliation];\n      }\n      return a;\n    });\n  }\n\n}\n","/* start bibtexParse 0.0.22 */\n\n//Original work by Henrik Muehe (c) 2010\n//\n//CommonJS port by Mikola Lysenko 2013\n//\n//Port to Browser lib by ORCID / RCPETERS\n//\n//Issues:\n//no comment handling within strings\n//no string concatenation\n//no variable values yet\n//Grammar implemented here:\n//bibtex -> (string | preamble | comment | entry)*;\n//string -> '@STRING' '{' key_equals_value '}';\n//preamble -> '@PREAMBLE' '{' value '}';\n//comment -> '@COMMENT' '{' value '}';\n//entry -> '@' key '{' key ',' key_value_list '}';\n//key_value_list -> key_equals_value (',' key_equals_value)*;\n//key_equals_value -> key '=' value;\n//value -> value_quotes | value_braces | key;\n//value_quotes -> '\"' .*? '\"'; // not quite\n//value_braces -> '{' .*? '\"'; // not quite\n(function(exports) {\n\n    function BibtexParser() {\n        \n        this.months = [\"jan\", \"feb\", \"mar\", \"apr\", \"may\", \"jun\", \"jul\", \"aug\", \"sep\", \"oct\", \"nov\", \"dec\"];\n        this.notKey = [',','{','}',' ','='];\n        this.pos = 0;\n        this.input = \"\";\n        this.entries = new Array();\n\n        this.currentEntry = \"\";\n\n        this.setInput = function(t) {\n            this.input = t;\n        };\n\n        this.getEntries = function() {\n            return this.entries;\n        };\n\n        this.isWhitespace = function(s) {\n            return (s == ' ' || s == '\\r' || s == '\\t' || s == '\\n');\n        };\n\n        this.match = function(s, canCommentOut) {\n            if (canCommentOut == undefined || canCommentOut == null)\n                canCommentOut = true;\n            this.skipWhitespace(canCommentOut);\n            if (this.input.substring(this.pos, this.pos + s.length) == s) {\n                this.pos += s.length;\n            } else {\n                throw \"Token mismatch, expected \" + s + \", found \"\n                        + this.input.substring(this.pos);\n            };\n            this.skipWhitespace(canCommentOut);\n        };\n\n        this.tryMatch = function(s, canCommentOut) {\n            if (canCommentOut == undefined || canCommentOut == null)\n                canCommentOut = true;\n            this.skipWhitespace(canCommentOut);\n            if (this.input.substring(this.pos, this.pos + s.length) == s) {\n                return true;\n            } else {\n                return false;\n            };\n            this.skipWhitespace(canCommentOut);\n        };\n\n        /* when search for a match all text can be ignored, not just white space */\n        this.matchAt = function() {\n            while (this.input.length > this.pos && this.input[this.pos] != '@') {\n                this.pos++;\n            };\n\n            if (this.input[this.pos] == '@') {\n                return true;\n            };\n            return false;\n        };\n\n        this.skipWhitespace = function(canCommentOut) {\n            while (this.isWhitespace(this.input[this.pos])) {\n                this.pos++;\n            };\n            if (this.input[this.pos] == \"%\" && canCommentOut == true) {\n                while (this.input[this.pos] != \"\\n\") {\n                    this.pos++;\n                };\n                this.skipWhitespace(canCommentOut);\n            };\n        };\n\n        this.value_braces = function() {\n            var bracecount = 0;\n            this.match(\"{\", false);\n            var start = this.pos;\n            var escaped = false;\n            while (true) {\n                if (!escaped) {\n                    if (this.input[this.pos] == '}') {\n                        if (bracecount > 0) {\n                            bracecount--;\n                        } else {\n                            var end = this.pos;\n                            this.match(\"}\", false);\n                            return this.input.substring(start, end);\n                        };\n                    } else if (this.input[this.pos] == '{') {\n                        bracecount++;\n                    } else if (this.pos >= this.input.length - 1) {\n                        throw \"Unterminated value\";\n                    };\n                };\n                if (this.input[this.pos] == '\\\\' && escaped == false)\n                    escaped = true;\n                else\n                    escaped = false;\n                this.pos++;\n            };\n        };\n\n        this.value_comment = function() {\n            var str = '';\n            var brcktCnt = 0;\n            while (!(this.tryMatch(\"}\", false) && brcktCnt == 0)) {\n                str = str + this.input[this.pos];\n                if (this.input[this.pos] == '{')\n                    brcktCnt++;\n                if (this.input[this.pos] == '}')\n                    brcktCnt--;\n                if (this.pos >= this.input.length - 1) {\n                    throw \"Unterminated value:\" + this.input.substring(start);\n                };\n                this.pos++;\n            };\n            return str;\n        };\n\n        this.value_quotes = function() {\n            this.match('\"', false);\n            var start = this.pos;\n            var escaped = false;\n            while (true) {\n                if (!escaped) {\n                    if (this.input[this.pos] == '\"') {\n                        var end = this.pos;\n                        this.match('\"', false);\n                        return this.input.substring(start, end);\n                    } else if (this.pos >= this.input.length - 1) {\n                        throw \"Unterminated value:\" + this.input.substring(start);\n                    };\n                }\n                if (this.input[this.pos] == '\\\\' && escaped == false)\n                    escaped = true;\n                else\n                    escaped = false;\n                this.pos++;\n            };\n        };\n\n        this.single_value = function() {\n            var start = this.pos;\n            if (this.tryMatch(\"{\")) {\n                return this.value_braces();\n            } else if (this.tryMatch('\"')) {\n                return this.value_quotes();\n            } else {\n                var k = this.key();\n                if (k.match(\"^[0-9]+$\"))\n                    return k;\n                else if (this.months.indexOf(k.toLowerCase()) >= 0)\n                    return k.toLowerCase();\n                else\n                    throw \"Value expected:\" + this.input.substring(start) + ' for key: ' + k;\n            \n            };\n        };\n\n        this.value = function() {\n            var values = [];\n            values.push(this.single_value());\n            while (this.tryMatch(\"#\")) {\n                this.match(\"#\");\n                values.push(this.single_value());\n            };\n            return values.join(\"\");\n        };\n\n        this.key = function() {\n            var start = this.pos;\n            while (true) {\n                if (this.pos >= this.input.length) {\n                    throw \"Runaway key\";\n                };\n                                // а-яА-Я is Cyrillic\n                //console.log(this.input[this.pos]);\n                if (this.notKey.indexOf(this.input[this.pos]) >= 0) {\n                    return this.input.substring(start, this.pos);\n                } else {\n                    this.pos++;\n                    \n                };\n            };\n        };\n\n        this.key_equals_value = function() {\n            var key = this.key();\n            if (this.tryMatch(\"=\")) {\n                this.match(\"=\");\n                var val = this.value();\n                return [ key, val ];\n            } else {\n                throw \"... = value expected, equals sign missing:\"\n                        + this.input.substring(this.pos);\n            };\n        };\n\n        this.key_value_list = function() {\n            var kv = this.key_equals_value();\n            this.currentEntry['entryTags'] = {};\n            this.currentEntry['entryTags'][kv[0]] = kv[1];\n            while (this.tryMatch(\",\")) {\n                this.match(\",\");\n                // fixes problems with commas at the end of a list\n                if (this.tryMatch(\"}\")) {\n                    break;\n                }\n                ;\n                kv = this.key_equals_value();\n                this.currentEntry['entryTags'][kv[0]] = kv[1];\n            };\n        };\n\n        this.entry_body = function(d) {\n            this.currentEntry = {};\n            this.currentEntry['citationKey'] = this.key();\n            this.currentEntry['entryType'] = d.substring(1);\n            this.match(\",\");\n            this.key_value_list();\n            this.entries.push(this.currentEntry);\n        };\n\n        this.directive = function() {\n            this.match(\"@\");\n            return \"@\" + this.key();\n        };\n\n        this.preamble = function() {\n            this.currentEntry = {};\n            this.currentEntry['entryType'] = 'PREAMBLE';\n            this.currentEntry['entry'] = this.value_comment();\n            this.entries.push(this.currentEntry);\n        };\n\n        this.comment = function() {\n            this.currentEntry = {};\n            this.currentEntry['entryType'] = 'COMMENT';\n            this.currentEntry['entry'] = this.value_comment();\n            this.entries.push(this.currentEntry);\n        };\n\n        this.entry = function(d) {\n            this.entry_body(d);\n        };\n\n        this.bibtex = function() {\n            while (this.matchAt()) {\n                var d = this.directive();\n                this.match(\"{\");\n                if (d == \"@STRING\") {\n                    this.string();\n                } else if (d == \"@PREAMBLE\") {\n                    this.preamble();\n                } else if (d == \"@COMMENT\") {\n                    this.comment();\n                } else {\n                    this.entry(d);\n                }\n                this.match(\"}\");\n            };\n        };\n    };\n    \n    exports.toJSON = function(bibtex) {\n        var b = new BibtexParser();\n        b.setInput(bibtex);\n        b.bibtex();\n        return b.entries;\n    };\n\n    /* added during hackathon don't hate on me */\n    exports.toBibtex = function(json) {\n        var out = '';\n        for ( var i in json) {\n            out += \"@\" + json[i].entryType;\n            out += '{';\n            if (json[i].citationKey)\n                out += json[i].citationKey + ', ';\n            if (json[i].entry)\n                out += json[i].entry ;\n            if (json[i].entryTags) {\n                var tags = '';\n                for (var jdx in json[i].entryTags) {\n                    if (tags.length != 0)\n                        tags += ', ';\n                    tags += jdx + '= {' + json[i].entryTags[jdx] + '}';\n                }\n                out += tags;\n            }\n            out += '}\\n\\n';\n        }\n        return out;\n        \n    };\n\n})(typeof exports === 'undefined' ? this['bibtexParse'] = {} : exports);\n\n/* end bibtexParse */\n","import bibtexParse from \"bibtex-parse-js\";\n\nexport default function(dom, data) {\n  let el = dom.querySelector('script[type=\"text/bibliography\"]');\n\n  //TODO If we don't have a local element, make a request for the document.\n  if (el) {\n    let rawBib = el.textContent;\n    let bibliography = {};\n    bibtexParse.toJSON(rawBib).forEach(e => {\n      bibliography[e.citationKey] = e.entryTags;\n      bibliography[e.citationKey].type = e.entryType;\n    });\n\n    let citations = {};\n    var citeTags = [].slice.apply(dom.querySelectorAll(\"dt-cite\"));\n    citeTags.forEach(el => {\n      let citationKeys = el.getAttribute(\"key\").split(\",\");\n      citationKeys.forEach(key => {\n        if (bibliography[key]) {\n          citations[key] = bibliography[key];\n        } else {\n          console.warn(\"No bibliography entry found for: \" + key);\n        }\n      });\n    });\n    data.citations = citations;\n  }\n}\n","import logo from \"./distill-logo.svg\";\n\nconst html = `\n\n\n
    \n  \n    ${logo}\n    Distill\n  \n  
    \n  
    \n
    \n`\n\nexport default function(dom, data) {\n  dom.querySelector('dt-header').innerHTML = html;\n}\n","const html = `\n\n\n
    \n  
    References
    \n  \n  
    Errors, Reuse, and Citation
    \n  
    If you see mistakes or want to suggest changes, please submit a pull request on github.
    \n  
    Diagrams and text are licensed under Creative Commons Attribution CC-BY 2.0, unless noted otherwise, with the source available on available on github. The figures that have been reused from other sources don't fall under this license and can be recognized by a note in their caption: “Figure from …”.
    \n  
    For attribution in academic contexts, please cite this work as
    \n  
    \n  
    BibTeX citation
    \n  
    \n
    \n`;\n\n//   distill.data().then(function(data) {\n//     var as = el.querySelectorAll(\"a.github\");\n//     [].forEach.call(as, function(a) {\n//       a.setAttribute(\"href\", data.github);\n//     });\n//     el.querySelector(\".citation.short\").textContent = data.concatenatedAuthors + \", \" + '\"' + data.title + '\", Distill, ' + data.firstPublishedYear + \".\";\n//     var bibtex  = \"@article{\" + data.slug + \",\\n\";\n//         bibtex += \"  author = {\" + data.bibtexAuthors + \"},\\n\";\n//         bibtex += \"  title = {\" + data.title + \"},\\n\";\n//         bibtex += \"  journal = {Distill},\\n\";\n//         bibtex += \"  year = {\" + data.firstPublishedYear + \"},\\n\";\n//         bibtex += \"  note = {\" + data.url + \"}\\n\";\n//         bibtex += \"}\";\n//     el.querySelector(\".citation.long\").textContent = bibtex;\n//   })\n\nexport default function(dom, data) {\n  let el = dom.querySelector('dt-appendix')\n  if (el) el.innerHTML = html;\n}\n","import logo from \"./distill-logo.svg\";\n\nlet html = `\n\n\n
    \n  \n    ${logo}\n    Distill\n   is dedicated to clear explanations of machine learning\n
    \n`;\n\nexport default function(dom, data) {\n  let el = dom.querySelector(\"dt-footer\");\n  if(el) el.innerHTML = html;\n}\n","export default function(dom, data) {\n  let citations = [];\n  if (data.citations) {\n    citations = Object.keys(data.citations).map(c => data.citations[c]);\n    citations.sort((a, b) => {\n      return a.author.localeCompare(b.author);\n    });\n  }\n\n  var citeTags = [].slice.apply(dom.querySelectorAll(\"dt-cite\"));\n  citeTags.forEach(el => {\n    var keys = el.textContent.split(\",\");\n    var cite_string = keys.map(inline_cite).join(\", \");\n    el.innerHTML = cite_string;\n  });\n\n  let bibEl = dom.querySelector(\"dt-bibliography\");\n  if (bibEl) {\n    let ol = dom.createElement(\"ol\");\n    citations.forEach(citation => {\n      let el = dom.createElement(\"li\");\n      el.textContent = bibliography_cite(citation);\n      ol.appendChild(el);\n    })\n    bibEl.appendChild(ol);\n  }\n\n  function inline_cite(key){\n    if (key in data.citations){\n      var ent = data.citations[key];\n      var names = ent.author.split(\" and \");\n      names = names.map(name => name.split(\",\")[0].trim())\n      var year = ent.year;\n      if (names.length == 1) return names[0] + \", \" + year;\n      if (names.length == 2) return names[0] + \" & \" + names[1] + \", \" + year;\n      if (names.length  > 2) return names[0] + \", et al., \" + year;\n    } else {\n      return \"?\";\n    }\n  }\n\n  function bibliography_cite(ent){\n    if (ent){\n      var names = ent.author.split(\" and \");\n      var cite = \"\";\n      let name_strings = names.map(name => {\n        var last = name.split(\",\")[0].trim();\n        var firsts = name.split(\",\")[1];\n        if (firsts != undefined) {\n          var initials = firsts.trim().split(\" \").map(s => s.trim()[0]);\n          return last + \", \" + initials.join(\".\")+\".\";\n        }\n        return last;\n      });\n      if (names.length > 1) {\n        cite += name_strings.slice(0, names.length-1).join(\", \");\n        cite += \" and \" + name_strings[names.length-1];\n      } else {\n        cite += name_strings[0]\n      }\n      cite += \", \" + ent.year + \". \"\n      cite += ent.title + \". \"\n      cite += (ent.journal || ent.booktitle || \"\")\n      if (\"volume\" in ent){\n        var issue = ent.issue || ent.number;\n        issue = (issue != undefined)? \"(\"+issue+\")\" : \"\";\n        cite += \", Vol \" + ent.volume + issue;\n      }\n      if (\"pages\" in ent){\n        cite += \", pp. \" + ent.pages\n      }\n      cite += \". \"\n      return cite\n    } else {\n      return \"?\";\n    }\n  }\n\n\n  //https://scholar.google.com/scholar?q=allintitle%3ADocument+author%3Aolah\n  function get_URL(ent){\n    if (ent){\n      var names = ent.author.split(\" and \");\n      names = names.map(name => name.split(\",\")[0].trim())\n      var title = ent.title.split(\" \")//.replace(/[,:]/, \"\")\n      var url = \"http://search.labs.crossref.org/dois?\"//\"\"https://scholar.google.com/scholar?\"\n      url += uris({q: names.join(\" \") + \" \" + title.join(\" \")})\n    }\n\n  }\n}\n","/**\n * marked - a markdown parser\n * Copyright (c) 2011-2014, Christopher Jeffrey. (MIT Licensed)\n * https://github.com/chjj/marked\n */\n\n;(function() {\n\n/**\n * Block-Level Grammar\n */\n\nvar block = {\n  newline: /^\\n+/,\n  code: /^( {4}[^\\n]+\\n*)+/,\n  fences: noop,\n  hr: /^( *[-*_]){3,} *(?:\\n+|$)/,\n  heading: /^ *(#{1,6}) *([^\\n]+?) *#* *(?:\\n+|$)/,\n  nptable: noop,\n  lheading: /^([^\\n]+)\\n *(=|-){2,} *(?:\\n+|$)/,\n  blockquote: /^( *>[^\\n]+(\\n(?!def)[^\\n]+)*\\n*)+/,\n  list: /^( *)(bull) [\\s\\S]+?(?:hr|def|\\n{2,}(?! )(?!\\1bull )\\n*|\\s*$)/,\n  html: /^ *(?:comment *(?:\\n|\\s*$)|closed *(?:\\n{2,}|\\s*$)|closing *(?:\\n{2,}|\\s*$))/,\n  def: /^ *\\[([^\\]]+)\\]: *]+)>?(?: +[\"(]([^\\n]+)[\")])? *(?:\\n+|$)/,\n  table: noop,\n  paragraph: /^((?:[^\\n]+\\n?(?!hr|heading|lheading|blockquote|tag|def))+)\\n*/,\n  text: /^[^\\n]+/\n};\n\nblock.bullet = /(?:[*+-]|\\d+\\.)/;\nblock.item = /^( *)(bull) [^\\n]*(?:\\n(?!\\1bull )[^\\n]*)*/;\nblock.item = replace(block.item, 'gm')\n  (/bull/g, block.bullet)\n  ();\n\nblock.list = replace(block.list)\n  (/bull/g, block.bullet)\n  ('hr', '\\\\n+(?=\\\\1?(?:[-*_] *){3,}(?:\\\\n+|$))')\n  ('def', '\\\\n+(?=' + block.def.source + ')')\n  ();\n\nblock.blockquote = replace(block.blockquote)\n  ('def', block.def)\n  ();\n\nblock._tag = '(?!(?:'\n  + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code'\n  + '|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo'\n  + '|span|br|wbr|ins|del|img)\\\\b)\\\\w+(?!:/|[^\\\\w\\\\s@]*@)\\\\b';\n\nblock.html = replace(block.html)\n  ('comment', //)\n  ('closed', /<(tag)[\\s\\S]+?<\\/\\1>/)\n  ('closing', /])*?>/)\n  (/tag/g, block._tag)\n  ();\n\nblock.paragraph = replace(block.paragraph)\n  ('hr', block.hr)\n  ('heading', block.heading)\n  ('lheading', block.lheading)\n  ('blockquote', block.blockquote)\n  ('tag', '<' + block._tag)\n  ('def', block.def)\n  ();\n\n/**\n * Normal Block Grammar\n */\n\nblock.normal = merge({}, block);\n\n/**\n * GFM Block Grammar\n */\n\nblock.gfm = merge({}, block.normal, {\n  fences: /^ *(`{3,}|~{3,})[ \\.]*(\\S+)? *\\n([\\s\\S]*?)\\s*\\1 *(?:\\n+|$)/,\n  paragraph: /^/,\n  heading: /^ *(#{1,6}) +([^\\n]+?) *#* *(?:\\n+|$)/\n});\n\nblock.gfm.paragraph = replace(block.paragraph)\n  ('(?!', '(?!'\n    + block.gfm.fences.source.replace('\\\\1', '\\\\2') + '|'\n    + block.list.source.replace('\\\\1', '\\\\3') + '|')\n  ();\n\n/**\n * GFM + Tables Block Grammar\n */\n\nblock.tables = merge({}, block.gfm, {\n  nptable: /^ *(\\S.*\\|.*)\\n *([-:]+ *\\|[-| :]*)\\n((?:.*\\|.*(?:\\n|$))*)\\n*/,\n  table: /^ *\\|(.+)\\n *\\|( *[-:]+[-| :]*)\\n((?: *\\|.*(?:\\n|$))*)\\n*/\n});\n\n/**\n * Block Lexer\n */\n\nfunction Lexer(options) {\n  this.tokens = [];\n  this.tokens.links = {};\n  this.options = options || marked.defaults;\n  this.rules = block.normal;\n\n  if (this.options.gfm) {\n    if (this.options.tables) {\n      this.rules = block.tables;\n    } else {\n      this.rules = block.gfm;\n    }\n  }\n}\n\n/**\n * Expose Block Rules\n */\n\nLexer.rules = block;\n\n/**\n * Static Lex Method\n */\n\nLexer.lex = function(src, options) {\n  var lexer = new Lexer(options);\n  return lexer.lex(src);\n};\n\n/**\n * Preprocessing\n */\n\nLexer.prototype.lex = function(src) {\n  src = src\n    .replace(/\\r\\n|\\r/g, '\\n')\n    .replace(/\\t/g, '    ')\n    .replace(/\\u00a0/g, ' ')\n    .replace(/\\u2424/g, '\\n');\n\n  return this.token(src, true);\n};\n\n/**\n * Lexing\n */\n\nLexer.prototype.token = function(src, top, bq) {\n  var src = src.replace(/^ +$/gm, '')\n    , next\n    , loose\n    , cap\n    , bull\n    , b\n    , item\n    , space\n    , i\n    , l;\n\n  while (src) {\n    // newline\n    if (cap = this.rules.newline.exec(src)) {\n      src = src.substring(cap[0].length);\n      if (cap[0].length > 1) {\n        this.tokens.push({\n          type: 'space'\n        });\n      }\n    }\n\n    // code\n    if (cap = this.rules.code.exec(src)) {\n      src = src.substring(cap[0].length);\n      cap = cap[0].replace(/^ {4}/gm, '');\n      this.tokens.push({\n        type: 'code',\n        text: !this.options.pedantic\n          ? cap.replace(/\\n+$/, '')\n          : cap\n      });\n      continue;\n    }\n\n    // fences (gfm)\n    if (cap = this.rules.fences.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'code',\n        lang: cap[2],\n        text: cap[3] || ''\n      });\n      continue;\n    }\n\n    // heading\n    if (cap = this.rules.heading.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'heading',\n        depth: cap[1].length,\n        text: cap[2]\n      });\n      continue;\n    }\n\n    // table no leading pipe (gfm)\n    if (top && (cap = this.rules.nptable.exec(src))) {\n      src = src.substring(cap[0].length);\n\n      item = {\n        type: 'table',\n        header: cap[1].replace(/^ *| *\\| *$/g, '').split(/ *\\| */),\n        align: cap[2].replace(/^ *|\\| *$/g, '').split(/ *\\| */),\n        cells: cap[3].replace(/\\n$/, '').split('\\n')\n      };\n\n      for (i = 0; i < item.align.length; i++) {\n        if (/^ *-+: *$/.test(item.align[i])) {\n          item.align[i] = 'right';\n        } else if (/^ *:-+: *$/.test(item.align[i])) {\n          item.align[i] = 'center';\n        } else if (/^ *:-+ *$/.test(item.align[i])) {\n          item.align[i] = 'left';\n        } else {\n          item.align[i] = null;\n        }\n      }\n\n      for (i = 0; i < item.cells.length; i++) {\n        item.cells[i] = item.cells[i].split(/ *\\| */);\n      }\n\n      this.tokens.push(item);\n\n      continue;\n    }\n\n    // lheading\n    if (cap = this.rules.lheading.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'heading',\n        depth: cap[2] === '=' ? 1 : 2,\n        text: cap[1]\n      });\n      continue;\n    }\n\n    // hr\n    if (cap = this.rules.hr.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'hr'\n      });\n      continue;\n    }\n\n    // blockquote\n    if (cap = this.rules.blockquote.exec(src)) {\n      src = src.substring(cap[0].length);\n\n      this.tokens.push({\n        type: 'blockquote_start'\n      });\n\n      cap = cap[0].replace(/^ *> ?/gm, '');\n\n      // Pass `top` to keep the current\n      // \"toplevel\" state. This is exactly\n      // how markdown.pl works.\n      this.token(cap, top, true);\n\n      this.tokens.push({\n        type: 'blockquote_end'\n      });\n\n      continue;\n    }\n\n    // list\n    if (cap = this.rules.list.exec(src)) {\n      src = src.substring(cap[0].length);\n      bull = cap[2];\n\n      this.tokens.push({\n        type: 'list_start',\n        ordered: bull.length > 1\n      });\n\n      // Get each top-level item.\n      cap = cap[0].match(this.rules.item);\n\n      next = false;\n      l = cap.length;\n      i = 0;\n\n      for (; i < l; i++) {\n        item = cap[i];\n\n        // Remove the list item's bullet\n        // so it is seen as the next token.\n        space = item.length;\n        item = item.replace(/^ *([*+-]|\\d+\\.) +/, '');\n\n        // Outdent whatever the\n        // list item contains. Hacky.\n        if (~item.indexOf('\\n ')) {\n          space -= item.length;\n          item = !this.options.pedantic\n            ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '')\n            : item.replace(/^ {1,4}/gm, '');\n        }\n\n        // Determine whether the next list item belongs here.\n        // Backpedal if it does not belong in this list.\n        if (this.options.smartLists && i !== l - 1) {\n          b = block.bullet.exec(cap[i + 1])[0];\n          if (bull !== b && !(bull.length > 1 && b.length > 1)) {\n            src = cap.slice(i + 1).join('\\n') + src;\n            i = l - 1;\n          }\n        }\n\n        // Determine whether item is loose or not.\n        // Use: /(^|\\n)(?! )[^\\n]+\\n\\n(?!\\s*$)/\n        // for discount behavior.\n        loose = next || /\\n\\n(?!\\s*$)/.test(item);\n        if (i !== l - 1) {\n          next = item.charAt(item.length - 1) === '\\n';\n          if (!loose) loose = next;\n        }\n\n        this.tokens.push({\n          type: loose\n            ? 'loose_item_start'\n            : 'list_item_start'\n        });\n\n        // Recurse.\n        this.token(item, false, bq);\n\n        this.tokens.push({\n          type: 'list_item_end'\n        });\n      }\n\n      this.tokens.push({\n        type: 'list_end'\n      });\n\n      continue;\n    }\n\n    // html\n    if (cap = this.rules.html.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: this.options.sanitize\n          ? 'paragraph'\n          : 'html',\n        pre: !this.options.sanitizer\n          && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),\n        text: cap[0]\n      });\n      continue;\n    }\n\n    // def\n    if ((!bq && top) && (cap = this.rules.def.exec(src))) {\n      src = src.substring(cap[0].length);\n      this.tokens.links[cap[1].toLowerCase()] = {\n        href: cap[2],\n        title: cap[3]\n      };\n      continue;\n    }\n\n    // table (gfm)\n    if (top && (cap = this.rules.table.exec(src))) {\n      src = src.substring(cap[0].length);\n\n      item = {\n        type: 'table',\n        header: cap[1].replace(/^ *| *\\| *$/g, '').split(/ *\\| */),\n        align: cap[2].replace(/^ *|\\| *$/g, '').split(/ *\\| */),\n        cells: cap[3].replace(/(?: *\\| *)?\\n$/, '').split('\\n')\n      };\n\n      for (i = 0; i < item.align.length; i++) {\n        if (/^ *-+: *$/.test(item.align[i])) {\n          item.align[i] = 'right';\n        } else if (/^ *:-+: *$/.test(item.align[i])) {\n          item.align[i] = 'center';\n        } else if (/^ *:-+ *$/.test(item.align[i])) {\n          item.align[i] = 'left';\n        } else {\n          item.align[i] = null;\n        }\n      }\n\n      for (i = 0; i < item.cells.length; i++) {\n        item.cells[i] = item.cells[i]\n          .replace(/^ *\\| *| *\\| *$/g, '')\n          .split(/ *\\| */);\n      }\n\n      this.tokens.push(item);\n\n      continue;\n    }\n\n    // top-level paragraph\n    if (top && (cap = this.rules.paragraph.exec(src))) {\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'paragraph',\n        text: cap[1].charAt(cap[1].length - 1) === '\\n'\n          ? cap[1].slice(0, -1)\n          : cap[1]\n      });\n      continue;\n    }\n\n    // text\n    if (cap = this.rules.text.exec(src)) {\n      // Top-level should never reach here.\n      src = src.substring(cap[0].length);\n      this.tokens.push({\n        type: 'text',\n        text: cap[0]\n      });\n      continue;\n    }\n\n    if (src) {\n      throw new\n        Error('Infinite loop on byte: ' + src.charCodeAt(0));\n    }\n  }\n\n  return this.tokens;\n};\n\n/**\n * Inline-Level Grammar\n */\n\nvar inline = {\n  escape: /^\\\\([\\\\`*{}\\[\\]()#+\\-.!_>])/,\n  autolink: /^<([^ >]+(@|:\\/)[^ >]+)>/,\n  url: noop,\n  tag: /^|^<\\/?\\w+(?:\"[^\"]*\"|'[^']*'|[^'\">])*?>/,\n  link: /^!?\\[(inside)\\]\\(href\\)/,\n  reflink: /^!?\\[(inside)\\]\\s*\\[([^\\]]*)\\]/,\n  nolink: /^!?\\[((?:\\[[^\\]]*\\]|[^\\[\\]])*)\\]/,\n  strong: /^__([\\s\\S]+?)__(?!_)|^\\*\\*([\\s\\S]+?)\\*\\*(?!\\*)/,\n  em: /^\\b_((?:[^_]|__)+?)_\\b|^\\*((?:\\*\\*|[\\s\\S])+?)\\*(?!\\*)/,\n  code: /^(`+)\\s*([\\s\\S]*?[^`])\\s*\\1(?!`)/,\n  br: /^ {2,}\\n(?!\\s*$)/,\n  del: noop,\n  text: /^[\\s\\S]+?(?=[\\\\?(?:\\s+['\"]([\\s\\S]*?)['\"])?\\s*/;\n\ninline.link = replace(inline.link)\n  ('inside', inline._inside)\n  ('href', inline._href)\n  ();\n\ninline.reflink = replace(inline.reflink)\n  ('inside', inline._inside)\n  ();\n\n/**\n * Normal Inline Grammar\n */\n\ninline.normal = merge({}, inline);\n\n/**\n * Pedantic Inline Grammar\n */\n\ninline.pedantic = merge({}, inline.normal, {\n  strong: /^__(?=\\S)([\\s\\S]*?\\S)__(?!_)|^\\*\\*(?=\\S)([\\s\\S]*?\\S)\\*\\*(?!\\*)/,\n  em: /^_(?=\\S)([\\s\\S]*?\\S)_(?!_)|^\\*(?=\\S)([\\s\\S]*?\\S)\\*(?!\\*)/\n});\n\n/**\n * GFM Inline Grammar\n */\n\ninline.gfm = merge({}, inline.normal, {\n  escape: replace(inline.escape)('])', '~|])')(),\n  url: /^(https?:\\/\\/[^\\s<]+[^<.,:;\"')\\]\\s])/,\n  del: /^~~(?=\\S)([\\s\\S]*?\\S)~~/,\n  text: replace(inline.text)\n    (']|', '~]|')\n    ('|', '|https?://|')\n    ()\n});\n\n/**\n * GFM + Line Breaks Inline Grammar\n */\n\ninline.breaks = merge({}, inline.gfm, {\n  br: replace(inline.br)('{2,}', '*')(),\n  text: replace(inline.gfm.text)('{2,}', '*')()\n});\n\n/**\n * Inline Lexer & Compiler\n */\n\nfunction InlineLexer(links, options) {\n  this.options = options || marked.defaults;\n  this.links = links;\n  this.rules = inline.normal;\n  this.renderer = this.options.renderer || new Renderer;\n  this.renderer.options = this.options;\n\n  if (!this.links) {\n    throw new\n      Error('Tokens array requires a `links` property.');\n  }\n\n  if (this.options.gfm) {\n    if (this.options.breaks) {\n      this.rules = inline.breaks;\n    } else {\n      this.rules = inline.gfm;\n    }\n  } else if (this.options.pedantic) {\n    this.rules = inline.pedantic;\n  }\n}\n\n/**\n * Expose Inline Rules\n */\n\nInlineLexer.rules = inline;\n\n/**\n * Static Lexing/Compiling Method\n */\n\nInlineLexer.output = function(src, links, options) {\n  var inline = new InlineLexer(links, options);\n  return inline.output(src);\n};\n\n/**\n * Lexing/Compiling\n */\n\nInlineLexer.prototype.output = function(src) {\n  var out = ''\n    , link\n    , text\n    , href\n    , cap;\n\n  while (src) {\n    // escape\n    if (cap = this.rules.escape.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += cap[1];\n      continue;\n    }\n\n    // autolink\n    if (cap = this.rules.autolink.exec(src)) {\n      src = src.substring(cap[0].length);\n      if (cap[2] === '@') {\n        text = cap[1].charAt(6) === ':'\n          ? this.mangle(cap[1].substring(7))\n          : this.mangle(cap[1]);\n        href = this.mangle('mailto:') + text;\n      } else {\n        text = escape(cap[1]);\n        href = text;\n      }\n      out += this.renderer.link(href, null, text);\n      continue;\n    }\n\n    // url (gfm)\n    if (!this.inLink && (cap = this.rules.url.exec(src))) {\n      src = src.substring(cap[0].length);\n      text = escape(cap[1]);\n      href = text;\n      out += this.renderer.link(href, null, text);\n      continue;\n    }\n\n    // tag\n    if (cap = this.rules.tag.exec(src)) {\n      if (!this.inLink && /^/i.test(cap[0])) {\n        this.inLink = false;\n      }\n      src = src.substring(cap[0].length);\n      out += this.options.sanitize\n        ? this.options.sanitizer\n          ? this.options.sanitizer(cap[0])\n          : escape(cap[0])\n        : cap[0]\n      continue;\n    }\n\n    // link\n    if (cap = this.rules.link.exec(src)) {\n      src = src.substring(cap[0].length);\n      this.inLink = true;\n      out += this.outputLink(cap, {\n        href: cap[2],\n        title: cap[3]\n      });\n      this.inLink = false;\n      continue;\n    }\n\n    // reflink, nolink\n    if ((cap = this.rules.reflink.exec(src))\n        || (cap = this.rules.nolink.exec(src))) {\n      src = src.substring(cap[0].length);\n      link = (cap[2] || cap[1]).replace(/\\s+/g, ' ');\n      link = this.links[link.toLowerCase()];\n      if (!link || !link.href) {\n        out += cap[0].charAt(0);\n        src = cap[0].substring(1) + src;\n        continue;\n      }\n      this.inLink = true;\n      out += this.outputLink(cap, link);\n      this.inLink = false;\n      continue;\n    }\n\n    // strong\n    if (cap = this.rules.strong.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.strong(this.output(cap[2] || cap[1]));\n      continue;\n    }\n\n    // em\n    if (cap = this.rules.em.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.em(this.output(cap[2] || cap[1]));\n      continue;\n    }\n\n    // code\n    if (cap = this.rules.code.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.codespan(escape(cap[2], true));\n      continue;\n    }\n\n    // br\n    if (cap = this.rules.br.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.br();\n      continue;\n    }\n\n    // del (gfm)\n    if (cap = this.rules.del.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.del(this.output(cap[1]));\n      continue;\n    }\n\n    // text\n    if (cap = this.rules.text.exec(src)) {\n      src = src.substring(cap[0].length);\n      out += this.renderer.text(escape(this.smartypants(cap[0])));\n      continue;\n    }\n\n    if (src) {\n      throw new\n        Error('Infinite loop on byte: ' + src.charCodeAt(0));\n    }\n  }\n\n  return out;\n};\n\n/**\n * Compile Link\n */\n\nInlineLexer.prototype.outputLink = function(cap, link) {\n  var href = escape(link.href)\n    , title = link.title ? escape(link.title) : null;\n\n  return cap[0].charAt(0) !== '!'\n    ? this.renderer.link(href, title, this.output(cap[1]))\n    : this.renderer.image(href, title, escape(cap[1]));\n};\n\n/**\n * Smartypants Transformations\n */\n\nInlineLexer.prototype.smartypants = function(text) {\n  if (!this.options.smartypants) return text;\n  return text\n    // em-dashes\n    .replace(/---/g, '\\u2014')\n    // en-dashes\n    .replace(/--/g, '\\u2013')\n    // opening singles\n    .replace(/(^|[-\\u2014/(\\[{\"\\s])'/g, '$1\\u2018')\n    // closing singles & apostrophes\n    .replace(/'/g, '\\u2019')\n    // opening doubles\n    .replace(/(^|[-\\u2014/(\\[{\\u2018\\s])\"/g, '$1\\u201c')\n    // closing doubles\n    .replace(/\"/g, '\\u201d')\n    // ellipses\n    .replace(/\\.{3}/g, '\\u2026');\n};\n\n/**\n * Mangle Links\n */\n\nInlineLexer.prototype.mangle = function(text) {\n  if (!this.options.mangle) return text;\n  var out = ''\n    , l = text.length\n    , i = 0\n    , ch;\n\n  for (; i < l; i++) {\n    ch = text.charCodeAt(i);\n    if (Math.random() > 0.5) {\n      ch = 'x' + ch.toString(16);\n    }\n    out += '&#' + ch + ';';\n  }\n\n  return out;\n};\n\n/**\n * Renderer\n */\n\nfunction Renderer(options) {\n  this.options = options || {};\n}\n\nRenderer.prototype.code = function(code, lang, escaped) {\n  if (this.options.highlight) {\n    var out = this.options.highlight(code, lang);\n    if (out != null && out !== code) {\n      escaped = true;\n      code = out;\n    }\n  }\n\n  if (!lang) {\n    return '
    '\n      + (escaped ? code : escape(code, true))\n      + '\\n
    ';\n  }\n\n  return '
    '\n    + (escaped ? code : escape(code, true))\n    + '\\n
    \\n';\n};\n\nRenderer.prototype.blockquote = function(quote) {\n  return '
    \\n' + quote + '
    \\n';\n};\n\nRenderer.prototype.html = function(html) {\n  return html;\n};\n\nRenderer.prototype.heading = function(text, level, raw) {\n  return ''\n    + text\n    + '\\n';\n};\n\nRenderer.prototype.hr = function() {\n  return this.options.xhtml ? '
    \\n' : '
    \\n';\n};\n\nRenderer.prototype.list = function(body, ordered) {\n  var type = ordered ? 'ol' : 'ul';\n  return '<' + type + '>\\n' + body + '\\n';\n};\n\nRenderer.prototype.listitem = function(text) {\n  return '
  • ' + text + '
    • \\n';\n};\n\nRenderer.prototype.paragraph = function(text) {\n  return '
    ' + text + '
    \\n';\n};\n\nRenderer.prototype.table = function(header, body) {\n  return '\\n'\n    + '\\n'\n    + header\n    + '\\n'\n    + '\\n'\n    + body\n    + '\\n'\n    + '
    \\n';\n};\n\nRenderer.prototype.tablerow = function(content) {\n  return '\\n' + content + '\\n';\n};\n\nRenderer.prototype.tablecell = function(content, flags) {\n  var type = flags.header ? 'th' : 'td';\n  var tag = flags.align\n    ? '<' + type + ' style=\"text-align:' + flags.align + '\">'\n    : '<' + type + '>';\n  return tag + content + '\\n';\n};\n\n// span level renderer\nRenderer.prototype.strong = function(text) {\n  return '' + text + '';\n};\n\nRenderer.prototype.em = function(text) {\n  return '' + text + '';\n};\n\nRenderer.prototype.codespan = function(text) {\n  return '' + text + '';\n};\n\nRenderer.prototype.br = function() {\n  return this.options.xhtml ? '
    ' : '
    ';\n};\n\nRenderer.prototype.del = function(text) {\n  return '' + text + '';\n};\n\nRenderer.prototype.link = function(href, title, text) {\n  if (this.options.sanitize) {\n    try {\n      var prot = decodeURIComponent(unescape(href))\n        .replace(/[^\\w:]/g, '')\n        .toLowerCase();\n    } catch (e) {\n      return '';\n    }\n    if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0) {\n      return '';\n    }\n  }\n  var out = '    ';\n  return out;\n};\n\nRenderer.prototype.image = function(href, title, text) {\n  var out = '\"'' : '>';\n  return out;\n};\n\nRenderer.prototype.text = function(text) {\n  return text;\n};\n\n/**\n * Parsing & Compiling\n */\n\nfunction Parser(options) {\n  this.tokens = [];\n  this.token = null;\n  this.options = options || marked.defaults;\n  this.options.renderer = this.options.renderer || new Renderer;\n  this.renderer = this.options.renderer;\n  this.renderer.options = this.options;\n}\n\n/**\n * Static Parse Method\n */\n\nParser.parse = function(src, options, renderer) {\n  var parser = new Parser(options, renderer);\n  return parser.parse(src);\n};\n\n/**\n * Parse Loop\n */\n\nParser.prototype.parse = function(src) {\n  this.inline = new InlineLexer(src.links, this.options, this.renderer);\n  this.tokens = src.reverse();\n\n  var out = '';\n  while (this.next()) {\n    out += this.tok();\n  }\n\n  return out;\n};\n\n/**\n * Next Token\n */\n\nParser.prototype.next = function() {\n  return this.token = this.tokens.pop();\n};\n\n/**\n * Preview Next Token\n */\n\nParser.prototype.peek = function() {\n  return this.tokens[this.tokens.length - 1] || 0;\n};\n\n/**\n * Parse Text Tokens\n */\n\nParser.prototype.parseText = function() {\n  var body = this.token.text;\n\n  while (this.peek().type === 'text') {\n    body += '\\n' + this.next().text;\n  }\n\n  return this.inline.output(body);\n};\n\n/**\n * Parse Current Token\n */\n\nParser.prototype.tok = function() {\n  switch (this.token.type) {\n    case 'space': {\n      return '';\n    }\n    case 'hr': {\n      return this.renderer.hr();\n    }\n    case 'heading': {\n      return this.renderer.heading(\n        this.inline.output(this.token.text),\n        this.token.depth,\n        this.token.text);\n    }\n    case 'code': {\n      return this.renderer.code(this.token.text,\n        this.token.lang,\n        this.token.escaped);\n    }\n    case 'table': {\n      var header = ''\n        , body = ''\n        , i\n        , row\n        , cell\n        , flags\n        , j;\n\n      // header\n      cell = '';\n      for (i = 0; i < this.token.header.length; i++) {\n        flags = { header: true, align: this.token.align[i] };\n        cell += this.renderer.tablecell(\n          this.inline.output(this.token.header[i]),\n          { header: true, align: this.token.align[i] }\n        );\n      }\n      header += this.renderer.tablerow(cell);\n\n      for (i = 0; i < this.token.cells.length; i++) {\n        row = this.token.cells[i];\n\n        cell = '';\n        for (j = 0; j < row.length; j++) {\n          cell += this.renderer.tablecell(\n            this.inline.output(row[j]),\n            { header: false, align: this.token.align[j] }\n          );\n        }\n\n        body += this.renderer.tablerow(cell);\n      }\n      return this.renderer.table(header, body);\n    }\n    case 'blockquote_start': {\n      var body = '';\n\n      while (this.next().type !== 'blockquote_end') {\n        body += this.tok();\n      }\n\n      return this.renderer.blockquote(body);\n    }\n    case 'list_start': {\n      var body = ''\n        , ordered = this.token.ordered;\n\n      while (this.next().type !== 'list_end') {\n        body += this.tok();\n      }\n\n      return this.renderer.list(body, ordered);\n    }\n    case 'list_item_start': {\n      var body = '';\n\n      while (this.next().type !== 'list_item_end') {\n        body += this.token.type === 'text'\n          ? this.parseText()\n          : this.tok();\n      }\n\n      return this.renderer.listitem(body);\n    }\n    case 'loose_item_start': {\n      var body = '';\n\n      while (this.next().type !== 'list_item_end') {\n        body += this.tok();\n      }\n\n      return this.renderer.listitem(body);\n    }\n    case 'html': {\n      var html = !this.token.pre && !this.options.pedantic\n        ? this.inline.output(this.token.text)\n        : this.token.text;\n      return this.renderer.html(html);\n    }\n    case 'paragraph': {\n      return this.renderer.paragraph(this.inline.output(this.token.text));\n    }\n    case 'text': {\n      return this.renderer.paragraph(this.parseText());\n    }\n  }\n};\n\n/**\n * Helpers\n */\n\nfunction escape(html, encode) {\n  return html\n    .replace(!encode ? /&(?!#?\\w+;)/g : /&/g, '&')\n    .replace(//g, '>')\n    .replace(/\"/g, '"')\n    .replace(/'/g, ''');\n}\n\nfunction unescape(html) {\n\t// explicitly match decimal, hex, and named HTML entities \n  return html.replace(/&(#(?:\\d+)|(?:#x[0-9A-Fa-f]+)|(?:\\w+));?/g, function(_, n) {\n    n = n.toLowerCase();\n    if (n === 'colon') return ':';\n    if (n.charAt(0) === '#') {\n      return n.charAt(1) === 'x'\n        ? String.fromCharCode(parseInt(n.substring(2), 16))\n        : String.fromCharCode(+n.substring(1));\n    }\n    return '';\n  });\n}\n\nfunction replace(regex, opt) {\n  regex = regex.source;\n  opt = opt || '';\n  return function self(name, val) {\n    if (!name) return new RegExp(regex, opt);\n    val = val.source || val;\n    val = val.replace(/(^|[^\\[])\\^/g, '$1');\n    regex = regex.replace(name, val);\n    return self;\n  };\n}\n\nfunction noop() {}\nnoop.exec = noop;\n\nfunction merge(obj) {\n  var i = 1\n    , target\n    , key;\n\n  for (; i < arguments.length; i++) {\n    target = arguments[i];\n    for (key in target) {\n      if (Object.prototype.hasOwnProperty.call(target, key)) {\n        obj[key] = target[key];\n      }\n    }\n  }\n\n  return obj;\n}\n\n\n/**\n * Marked\n */\n\nfunction marked(src, opt, callback) {\n  if (callback || typeof opt === 'function') {\n    if (!callback) {\n      callback = opt;\n      opt = null;\n    }\n\n    opt = merge({}, marked.defaults, opt || {});\n\n    var highlight = opt.highlight\n      , tokens\n      , pending\n      , i = 0;\n\n    try {\n      tokens = Lexer.lex(src, opt)\n    } catch (e) {\n      return callback(e);\n    }\n\n    pending = tokens.length;\n\n    var done = function(err) {\n      if (err) {\n        opt.highlight = highlight;\n        return callback(err);\n      }\n\n      var out;\n\n      try {\n        out = Parser.parse(tokens, opt);\n      } catch (e) {\n        err = e;\n      }\n\n      opt.highlight = highlight;\n\n      return err\n        ? callback(err)\n        : callback(null, out);\n    };\n\n    if (!highlight || highlight.length < 3) {\n      return done();\n    }\n\n    delete opt.highlight;\n\n    if (!pending) return done();\n\n    for (; i < tokens.length; i++) {\n      (function(token) {\n        if (token.type !== 'code') {\n          return --pending || done();\n        }\n        return highlight(token.text, token.lang, function(err, code) {\n          if (err) return done(err);\n          if (code == null || code === token.text) {\n            return --pending || done();\n          }\n          token.text = code;\n          token.escaped = true;\n          --pending || done();\n        });\n      })(tokens[i]);\n    }\n\n    return;\n  }\n  try {\n    if (opt) opt = merge({}, marked.defaults, opt);\n    return Parser.parse(Lexer.lex(src, opt), opt);\n  } catch (e) {\n    e.message += '\\nPlease report this to https://github.com/chjj/marked.';\n    if ((opt || marked.defaults).silent) {\n      return '
    An error occured:
    '\n        + escape(e.message + '', true)\n        + '
    ';\n    }\n    throw e;\n  }\n}\n\n/**\n * Options\n */\n\nmarked.options =\nmarked.setOptions = function(opt) {\n  merge(marked.defaults, opt);\n  return marked;\n};\n\nmarked.defaults = {\n  gfm: true,\n  tables: true,\n  breaks: false,\n  pedantic: false,\n  sanitize: false,\n  sanitizer: null,\n  mangle: true,\n  smartLists: false,\n  silent: false,\n  highlight: null,\n  langPrefix: 'lang-',\n  smartypants: false,\n  headerPrefix: '',\n  renderer: new Renderer,\n  xhtml: false\n};\n\n/**\n * Expose\n */\n\nmarked.Parser = Parser;\nmarked.parser = Parser.parse;\n\nmarked.Renderer = Renderer;\n\nmarked.Lexer = Lexer;\nmarked.lexer = Lexer.lex;\n\nmarked.InlineLexer = InlineLexer;\nmarked.inlineLexer = InlineLexer.output;\n\nmarked.parse = marked;\n\nif (typeof module !== 'undefined' && typeof exports === 'object') {\n  module.exports = marked;\n} else if (typeof define === 'function' && define.amd) {\n  define(function() { return marked; });\n} else {\n  this.marked = marked;\n}\n\n}).call(function() {\n  return this || (typeof window !== 'undefined' ? window : global);\n}());\n","import marked from 'marked';\n\nmarked.setOptions({\n  gfm: true,\n  smartypants: true\n});\n\nexport default function(dom, data) {\n  let markdownElements = [].slice.call(dom.querySelectorAll('[markdown]'));\n  markdownElements.forEach(el => {\n    let content = el.innerHTML;\n    // Set default indents\n    content = content.replace(/\\n/, \"\");\n    let tabs = content.match(/\\s*/);\n    content = content.replace(new RegExp(\"\\n\" + tabs, \"g\"), \"\\n\");\n    content = content.trim();\n\n    el.innerHTML = marked(content);\n  });\n}\n","\n/* **********************************************\n     Begin prism-core.js\n********************************************** */\n\nvar _self = (typeof window !== 'undefined')\n\t? window   // if in browser\n\t: (\n\t\t(typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope)\n\t\t? self // if in worker\n\t\t: {}   // if in node js\n\t);\n\n/**\n * Prism: Lightweight, robust, elegant syntax highlighting\n * MIT license http://www.opensource.org/licenses/mit-license.php/\n * @author Lea Verou http://lea.verou.me\n */\n\nvar Prism = (function(){\n\n// Private helper vars\nvar lang = /\\blang(?:uage)?-(\\w+)\\b/i;\nvar uniqueId = 0;\n\nvar _ = _self.Prism = {\n\tutil: {\n\t\tencode: function (tokens) {\n\t\t\tif (tokens instanceof Token) {\n\t\t\t\treturn new Token(tokens.type, _.util.encode(tokens.content), tokens.alias);\n\t\t\t} else if (_.util.type(tokens) === 'Array') {\n\t\t\t\treturn tokens.map(_.util.encode);\n\t\t\t} else {\n\t\t\t\treturn tokens.replace(/&/g, '&').replace(/ text.length) {\n\t\t\t\t\t\t// Something went terribly wrong, ABORT, ABORT!\n\t\t\t\t\t\tbreak tokenloop;\n\t\t\t\t\t}\n\n\t\t\t\t\tif (str instanceof Token) {\n\t\t\t\t\t\tcontinue;\n\t\t\t\t\t}\n\n\t\t\t\t\tpattern.lastIndex = 0;\n\n\t\t\t\t\tvar match = pattern.exec(str),\n\t\t\t\t\t    delNum = 1;\n\n\t\t\t\t\t// Greedy patterns can override/remove up to two previously matched tokens\n\t\t\t\t\tif (!match && greedy && i != strarr.length - 1) {\n\t\t\t\t\t\tpattern.lastIndex = pos;\n\t\t\t\t\t\tmatch = pattern.exec(text);\n\t\t\t\t\t\tif (!match) {\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tvar from = match.index + (lookbehind ? match[1].length : 0),\n\t\t\t\t\t\t    to = match.index + match[0].length,\n\t\t\t\t\t\t    k = i,\n\t\t\t\t\t\t    p = pos;\n\n\t\t\t\t\t\tfor (var len = strarr.length; k < len && p < to; ++k) {\n\t\t\t\t\t\t\tp += strarr[k].length;\n\t\t\t\t\t\t\t// Move the index i to the element in strarr that is closest to from\n\t\t\t\t\t\t\tif (from >= p) {\n\t\t\t\t\t\t\t\t++i;\n\t\t\t\t\t\t\t\tpos = p;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t/*\n\t\t\t\t\t\t * If strarr[i] is a Token, then the match starts inside another Token, which is invalid\n\t\t\t\t\t\t * If strarr[k - 1] is greedy we are in conflict with another greedy pattern\n\t\t\t\t\t\t */\n\t\t\t\t\t\tif (strarr[i] instanceof Token || strarr[k - 1].greedy) {\n\t\t\t\t\t\t\tcontinue;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Number of tokens to delete and replace with the new match\n\t\t\t\t\t\tdelNum = k - i;\n\t\t\t\t\t\tstr = text.slice(pos, p);\n\t\t\t\t\t\tmatch.index -= pos;\n\t\t\t\t\t}\n\n\t\t\t\t\tif (!match) {\n\t\t\t\t\t\tcontinue;\n\t\t\t\t\t}\n\n\t\t\t\t\tif(lookbehind) {\n\t\t\t\t\t\tlookbehindLength = match[1].length;\n\t\t\t\t\t}\n\n\t\t\t\t\tvar from = match.index + lookbehindLength,\n\t\t\t\t\t    match = match[0].slice(lookbehindLength),\n\t\t\t\t\t    to = from + match.length,\n\t\t\t\t\t    before = str.slice(0, from),\n\t\t\t\t\t    after = str.slice(to);\n\n\t\t\t\t\tvar args = [i, delNum];\n\n\t\t\t\t\tif (before) {\n\t\t\t\t\t\targs.push(before);\n\t\t\t\t\t}\n\n\t\t\t\t\tvar wrapped = new Token(token, inside? _.tokenize(match, inside) : match, alias, match, greedy);\n\n\t\t\t\t\targs.push(wrapped);\n\n\t\t\t\t\tif (after) {\n\t\t\t\t\t\targs.push(after);\n\t\t\t\t\t}\n\n\t\t\t\t\tArray.prototype.splice.apply(strarr, args);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn strarr;\n\t},\n\n\thooks: {\n\t\tall: {},\n\n\t\tadd: function (name, callback) {\n\t\t\tvar hooks = _.hooks.all;\n\n\t\t\thooks[name] = hooks[name] || [];\n\n\t\t\thooks[name].push(callback);\n\t\t},\n\n\t\trun: function (name, env) {\n\t\t\tvar callbacks = _.hooks.all[name];\n\n\t\t\tif (!callbacks || !callbacks.length) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tfor (var i=0, callback; callback = callbacks[i++];) {\n\t\t\t\tcallback(env);\n\t\t\t}\n\t\t}\n\t}\n};\n\nvar Token = _.Token = function(type, content, alias, matchedStr, greedy) {\n\tthis.type = type;\n\tthis.content = content;\n\tthis.alias = alias;\n\t// Copy of the full string this token was created from\n\tthis.length = (matchedStr || \"\").length|0;\n\tthis.greedy = !!greedy;\n};\n\nToken.stringify = function(o, language, parent) {\n\tif (typeof o == 'string') {\n\t\treturn o;\n\t}\n\n\tif (_.util.type(o) === 'Array') {\n\t\treturn o.map(function(element) {\n\t\t\treturn Token.stringify(element, language, o);\n\t\t}).join('');\n\t}\n\n\tvar env = {\n\t\ttype: o.type,\n\t\tcontent: Token.stringify(o.content, language, parent),\n\t\ttag: 'span',\n\t\tclasses: ['token', o.type],\n\t\tattributes: {},\n\t\tlanguage: language,\n\t\tparent: parent\n\t};\n\n\tif (env.type == 'comment') {\n\t\tenv.attributes['spellcheck'] = 'true';\n\t}\n\n\tif (o.alias) {\n\t\tvar aliases = _.util.type(o.alias) === 'Array' ? o.alias : [o.alias];\n\t\tArray.prototype.push.apply(env.classes, aliases);\n\t}\n\n\t_.hooks.run('wrap', env);\n\n\tvar attributes = Object.keys(env.attributes).map(function(name) {\n\t\treturn name + '=\"' + (env.attributes[name] || '').replace(/\"/g, '"') + '\"';\n\t}).join(' ');\n\n\treturn '<' + env.tag + ' class=\"' + env.classes.join(' ') + '\"' + (attributes ? ' ' + attributes : '') + '>' + env.content + '';\n\n};\n\nif (!_self.document) {\n\tif (!_self.addEventListener) {\n\t\t// in Node.js\n\t\treturn _self.Prism;\n\t}\n \t// In worker\n\t_self.addEventListener('message', function(evt) {\n\t\tvar message = JSON.parse(evt.data),\n\t\t    lang = message.language,\n\t\t    code = message.code,\n\t\t    immediateClose = message.immediateClose;\n\n\t\t_self.postMessage(_.highlight(code, _.languages[lang], lang));\n\t\tif (immediateClose) {\n\t\t\t_self.close();\n\t\t}\n\t}, false);\n\n\treturn _self.Prism;\n}\n\n//Get current script and highlight\nvar script = document.currentScript || [].slice.call(document.getElementsByTagName(\"script\")).pop();\n\nif (script) {\n\t_.filename = script.src;\n\n\tif (document.addEventListener && !script.hasAttribute('data-manual')) {\n\t\tif(document.readyState !== \"loading\") {\n\t\t\tif (window.requestAnimationFrame) {\n\t\t\t\twindow.requestAnimationFrame(_.highlightAll);\n\t\t\t} else {\n\t\t\t\twindow.setTimeout(_.highlightAll, 16);\n\t\t\t}\n\t\t}\n\t\telse {\n\t\t\tdocument.addEventListener('DOMContentLoaded', _.highlightAll);\n\t\t}\n\t}\n}\n\nreturn _self.Prism;\n\n})();\n\nif (typeof module !== 'undefined' && module.exports) {\n\tmodule.exports = Prism;\n}\n\n// hack for components to work correctly in node.js\nif (typeof global !== 'undefined') {\n\tglobal.Prism = Prism;\n}\n\n\n/* **********************************************\n     Begin prism-markup.js\n********************************************** */\n\nPrism.languages.markup = {\n\t'comment': //,\n\t'prolog': /<\\?[\\w\\W]+?\\?>/,\n\t'doctype': //i,\n\t'cdata': //i,\n\t'tag': {\n\t\tpattern: /<\\/?(?!\\d)[^\\s>\\/=$<]+(?:\\s+[^\\s>\\/=]+(?:=(?:(\"|')(?:\\\\\\1|\\\\?(?!\\1)[\\w\\W])*\\1|[^\\s'\">=]+))?)*\\s*\\/?>/i,\n\t\tinside: {\n\t\t\t'tag': {\n\t\t\t\tpattern: /^<\\/?[^\\s>\\/]+/i,\n\t\t\t\tinside: {\n\t\t\t\t\t'punctuation': /^<\\/?/,\n\t\t\t\t\t'namespace': /^[^\\s>\\/:]+:/\n\t\t\t\t}\n\t\t\t},\n\t\t\t'attr-value': {\n\t\t\t\tpattern: /=(?:('|\")[\\w\\W]*?(\\1)|[^\\s>]+)/i,\n\t\t\t\tinside: {\n\t\t\t\t\t'punctuation': /[=>\"']/\n\t\t\t\t}\n\t\t\t},\n\t\t\t'punctuation': /\\/?>/,\n\t\t\t'attr-name': {\n\t\t\t\tpattern: /[^\\s>\\/]+/,\n\t\t\t\tinside: {\n\t\t\t\t\t'namespace': /^[^\\s>\\/:]+:/\n\t\t\t\t}\n\t\t\t}\n\n\t\t}\n\t},\n\t'entity': /&#?[\\da-z]{1,8};/i\n};\n\n// Plugin to make entity title show the real entity, idea by Roman Komarov\nPrism.hooks.add('wrap', function(env) {\n\n\tif (env.type === 'entity') {\n\t\tenv.attributes['title'] = env.content.replace(/&/, '&');\n\t}\n});\n\nPrism.languages.xml = Prism.languages.markup;\nPrism.languages.html = Prism.languages.markup;\nPrism.languages.mathml = Prism.languages.markup;\nPrism.languages.svg = Prism.languages.markup;\n\n\n/* **********************************************\n     Begin prism-css.js\n********************************************** */\n\nPrism.languages.css = {\n\t'comment': /\\/\\*[\\w\\W]*?\\*\\//,\n\t'atrule': {\n\t\tpattern: /@[\\w-]+?.*?(;|(?=\\s*\\{))/i,\n\t\tinside: {\n\t\t\t'rule': /@[\\w-]+/\n\t\t\t// See rest below\n\t\t}\n\t},\n\t'url': /url\\((?:([\"'])(\\\\(?:\\r\\n|[\\w\\W])|(?!\\1)[^\\\\\\r\\n])*\\1|.*?)\\)/i,\n\t'selector': /[^\\{\\}\\s][^\\{\\};]*?(?=\\s*\\{)/,\n\t'string': {\n\t\tpattern: /(\"|')(\\\\(?:\\r\\n|[\\w\\W])|(?!\\1)[^\\\\\\r\\n])*\\1/,\n\t\tgreedy: true\n\t},\n\t'property': /(\\b|\\B)[\\w-]+(?=\\s*:)/i,\n\t'important': /\\B!important\\b/i,\n\t'function': /[-a-z0-9]+(?=\\()/i,\n\t'punctuation': /[(){};:]/\n};\n\nPrism.languages.css['atrule'].inside.rest = Prism.util.clone(Prism.languages.css);\n\nif (Prism.languages.markup) {\n\tPrism.languages.insertBefore('markup', 'tag', {\n\t\t'style': {\n\t\t\tpattern: /()[\\w\\W]*?(?=<\\/style>)/i,\n\t\t\tlookbehind: true,\n\t\t\tinside: Prism.languages.css,\n\t\t\talias: 'language-css'\n\t\t}\n\t});\n\t\n\tPrism.languages.insertBefore('inside', 'attr-value', {\n\t\t'style-attr': {\n\t\t\tpattern: /\\s*style=(\"|').*?\\1/i,\n\t\t\tinside: {\n\t\t\t\t'attr-name': {\n\t\t\t\t\tpattern: /^\\s*style/i,\n\t\t\t\t\tinside: Prism.languages.markup.tag.inside\n\t\t\t\t},\n\t\t\t\t'punctuation': /^\\s*=\\s*['\"]|['\"]\\s*$/,\n\t\t\t\t'attr-value': {\n\t\t\t\t\tpattern: /.+/i,\n\t\t\t\t\tinside: Prism.languages.css\n\t\t\t\t}\n\t\t\t},\n\t\t\talias: 'language-css'\n\t\t}\n\t}, Prism.languages.markup.tag);\n}\n\n/* **********************************************\n     Begin prism-clike.js\n********************************************** */\n\nPrism.languages.clike = {\n\t'comment': [\n\t\t{\n\t\t\tpattern: /(^|[^\\\\])\\/\\*[\\w\\W]*?\\*\\//,\n\t\t\tlookbehind: true\n\t\t},\n\t\t{\n\t\t\tpattern: /(^|[^\\\\:])\\/\\/.*/,\n\t\t\tlookbehind: true\n\t\t}\n\t],\n\t'string': {\n\t\tpattern: /([\"'])(\\\\(?:\\r\\n|[\\s\\S])|(?!\\1)[^\\\\\\r\\n])*\\1/,\n\t\tgreedy: true\n\t},\n\t'class-name': {\n\t\tpattern: /((?:\\b(?:class|interface|extends|implements|trait|instanceof|new)\\s+)|(?:catch\\s+\\())[a-z0-9_\\.\\\\]+/i,\n\t\tlookbehind: true,\n\t\tinside: {\n\t\t\tpunctuation: /(\\.|\\\\)/\n\t\t}\n\t},\n\t'keyword': /\\b(if|else|while|do|for|return|in|instanceof|function|new|try|throw|catch|finally|null|break|continue)\\b/,\n\t'boolean': /\\b(true|false)\\b/,\n\t'function': /[a-z0-9_]+(?=\\()/i,\n\t'number': /\\b-?(?:0x[\\da-f]+|\\d*\\.?\\d+(?:e[+-]?\\d+)?)\\b/i,\n\t'operator': /--?|\\+\\+?|!=?=?|<=?|>=?|==?=?|&&?|\\|\\|?|\\?|\\*|\\/|~|\\^|%/,\n\t'punctuation': /[{}[\\];(),.:]/\n};\n\n\n/* **********************************************\n     Begin prism-javascript.js\n********************************************** */\n\nPrism.languages.javascript = Prism.languages.extend('clike', {\n\t'keyword': /\\b(as|async|await|break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|try|typeof|var|void|while|with|yield)\\b/,\n\t'number': /\\b-?(0x[\\dA-Fa-f]+|0b[01]+|0o[0-7]+|\\d*\\.?\\d+([Ee][+-]?\\d+)?|NaN|Infinity)\\b/,\n\t// Allow for all non-ASCII characters (See http://stackoverflow.com/a/2008444)\n\t'function': /[_$a-zA-Z\\xA0-\\uFFFF][_$a-zA-Z0-9\\xA0-\\uFFFF]*(?=\\()/i,\n\t'operator': /--?|\\+\\+?|!=?=?|<=?|>=?|==?=?|&&?|\\|\\|?|\\?|\\*\\*?|\\/|~|\\^|%|\\.{3}/\n});\n\nPrism.languages.insertBefore('javascript', 'keyword', {\n\t'regex': {\n\t\tpattern: /(^|[^/])\\/(?!\\/)(\\[.+?]|\\\\.|[^/\\\\\\r\\n])+\\/[gimyu]{0,5}(?=\\s*($|[\\r\\n,.;})]))/,\n\t\tlookbehind: true,\n\t\tgreedy: true\n\t}\n});\n\nPrism.languages.insertBefore('javascript', 'string', {\n\t'template-string': {\n\t\tpattern: /`(?:\\\\\\\\|\\\\?[^\\\\])*?`/,\n\t\tgreedy: true,\n\t\tinside: {\n\t\t\t'interpolation': {\n\t\t\t\tpattern: /\\$\\{[^}]+\\}/,\n\t\t\t\tinside: {\n\t\t\t\t\t'interpolation-punctuation': {\n\t\t\t\t\t\tpattern: /^\\$\\{|\\}$/,\n\t\t\t\t\t\talias: 'punctuation'\n\t\t\t\t\t},\n\t\t\t\t\trest: Prism.languages.javascript\n\t\t\t\t}\n\t\t\t},\n\t\t\t'string': /[\\s\\S]+/\n\t\t}\n\t}\n});\n\nif (Prism.languages.markup) {\n\tPrism.languages.insertBefore('markup', 'tag', {\n\t\t'script': {\n\t\t\tpattern: /()[\\w\\W]*?(?=<\\/script>)/i,\n\t\t\tlookbehind: true,\n\t\t\tinside: Prism.languages.javascript,\n\t\t\talias: 'language-javascript'\n\t\t}\n\t});\n}\n\nPrism.languages.js = Prism.languages.javascript;\n\n/* **********************************************\n     Begin prism-file-highlight.js\n********************************************** */\n\n(function () {\n\tif (typeof self === 'undefined' || !self.Prism || !self.document || !document.querySelector) {\n\t\treturn;\n\t}\n\n\tself.Prism.fileHighlight = function() {\n\n\t\tvar Extensions = {\n\t\t\t'js': 'javascript',\n\t\t\t'py': 'python',\n\t\t\t'rb': 'ruby',\n\t\t\t'ps1': 'powershell',\n\t\t\t'psm1': 'powershell',\n\t\t\t'sh': 'bash',\n\t\t\t'bat': 'batch',\n\t\t\t'h': 'c',\n\t\t\t'tex': 'latex'\n\t\t};\n\n\t\tif(Array.prototype.forEach) { // Check to prevent error in IE8\n\t\t\tArray.prototype.slice.call(document.querySelectorAll('pre[data-src]')).forEach(function (pre) {\n\t\t\t\tvar src = pre.getAttribute('data-src');\n\n\t\t\t\tvar language, parent = pre;\n\t\t\t\tvar lang = /\\blang(?:uage)?-(?!\\*)(\\w+)\\b/i;\n\t\t\t\twhile (parent && !lang.test(parent.className)) {\n\t\t\t\t\tparent = parent.parentNode;\n\t\t\t\t}\n\n\t\t\t\tif (parent) {\n\t\t\t\t\tlanguage = (pre.className.match(lang) || [, ''])[1];\n\t\t\t\t}\n\n\t\t\t\tif (!language) {\n\t\t\t\t\tvar extension = (src.match(/\\.(\\w+)$/) || [, ''])[1];\n\t\t\t\t\tlanguage = Extensions[extension] || extension;\n\t\t\t\t}\n\n\t\t\t\tvar code = document.createElement('code');\n\t\t\t\tcode.className = 'language-' + language;\n\n\t\t\t\tpre.textContent = '';\n\n\t\t\t\tcode.textContent = 'Loading…';\n\n\t\t\t\tpre.appendChild(code);\n\n\t\t\t\tvar xhr = new XMLHttpRequest();\n\n\t\t\t\txhr.open('GET', src, true);\n\n\t\t\t\txhr.onreadystatechange = function () {\n\t\t\t\t\tif (xhr.readyState == 4) {\n\n\t\t\t\t\t\tif (xhr.status < 400 && xhr.responseText) {\n\t\t\t\t\t\t\tcode.textContent = xhr.responseText;\n\n\t\t\t\t\t\t\tPrism.highlightElement(code);\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse if (xhr.status >= 400) {\n\t\t\t\t\t\t\tcode.textContent = '✖ Error ' + xhr.status + ' while fetching file: ' + xhr.statusText;\n\t\t\t\t\t\t}\n\t\t\t\t\t\telse {\n\t\t\t\t\t\t\tcode.textContent = '✖ Error: File does not exist or is empty';\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t};\n\n\t\t\t\txhr.send(null);\n\t\t\t});\n\t\t}\n\n\t};\n\n\tdocument.addEventListener('DOMContentLoaded', self.Prism.fileHighlight);\n\n})();\n","import Prism from \"prismjs\";\n\nexport default function(dom, data) {\n  let codeElements = [].slice.call(dom.querySelectorAll(\"dt-code\"));\n  codeElements.forEach(el => {\n    let content = el.textContent;\n    el.innerHTML = \"\";\n    let language = el.getAttribute(\"language\");\n    let c = dom.createElement(\"code\");\n    if (el.getAttribute(\"block\") === \"\") {\n      // Let's normalize the tab indents\n      content = content.replace(/\\n/, \"\");\n      let tabs = content.match(/\\s*/);\n      content = content.replace(new RegExp(\"\\n\" + tabs, \"g\"), \"\\n\");\n      content = content.trim();\n      let p = dom.createElement(\"pre\");\n      p.appendChild(c);\n      el.appendChild(p);\n    } else {\n      el.appendChild(c);\n    }\n    let highlighted = content;\n    if (Prism.languages[language]) {\n      c.setAttribute(\"class\", \"language-\" + language);\n      highlighted = Prism.highlight(content, Prism.languages[language]);\n    }\n    c.innerHTML = highlighted;\n  });\n}\n","export default {\n    \"title\": \"Experiments in Handwriting with a Neural Network\",\n    \"description\": \"Several interactive visualizations of a generative model of handwriting. Some are fun, some are serious.\",\n    \"url\": \"http://distill.pub/2016/handwriting/\",\n    \"github\": \"https://github.com/distillpub/post--handwriting\",\n    \"firstPublished\": \"Tue Dec 6 2016 21:39:33 GMT-0700 (PDT)\",\n    \"lastPublished\": \"Tue Dec 6 2016 21:39:33 GMT-0700 (PDT)\",\n    \"authors\": [\n      {\n        \"firstName\": \"Shan\",\n        \"lastName\": \"Carter\",\n        \"personalURL\": \"http://shancarter.com\",\n        \"affiliation\": \"Google Brain\",\n        \"affiliationURL\": \"http://g.co/brain\"\n      },\n      {\n        \"firstName\": \"David\",\n        \"lastName\": \"Ha\",\n        \"personalURL\": \"https://github.com/hardmaru\",\n        \"affiliation\": \"Google Brain\",\n        \"affiliationURL\": \"http://g.co/brain\"\n      },\n      {\n        \"firstName\": \"Ian\",\n        \"lastName\": \"Johnson\",\n        \"personalURL\": \"https://github.com/enjalot\",\n        \"affiliation\": \"Google Cloud\",\n        \"affiliationURL\": \"\"\n      },\n      {\n        \"firstName\": \"Chris\",\n        \"lastName\": \"Olah\",\n        \"personalURL\": \"http://colah.github.io/\",\n        \"affiliation\": \"Google Brain\",\n        \"affiliationURL\": \"http://g.co/brain\"\n      }\n    ],\n    journal: {\n      \"title\": \"Distill\",\n      \"full_title\": \"Distill\",\n      \"abbrev_title\": \"Distill\",\n      \"url\": \"http://distill.pub\",\n      \"doi\": \"00.0000/dstl\",\n      \"issn\": \"0000-0000\"\n    }\n  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diff --git a/examples/article.html b/examples/article.html
index 5015c5a..ec0fc45 100644
--- a/examples/article.html
+++ b/examples/article.html
@@ -1,3 +1,5 @@
+
+
 
 
 
+
+  
    Contributions
    
+  
    List of who did what
    
+    
 
diff --git a/examples/tutorial.html b/examples/tutorial.html
index a39d847..691905d 100644
--- a/examples/tutorial.html
+++ b/examples/tutorial.html
@@ -1,3 +1,4 @@
+