From d3dd12701cdae76aa1536c57b0b5f73a2446243a Mon Sep 17 00:00:00 2001
From: vvakame <vvakame+dev@gmail.com>
Date: Thu, 10 Apr 2014 18:56:36 +0900
Subject: [PATCH 1/2] add diff/diff.d.ts

---
 README.md          |  1 +
 diff/diff-tests.ts | 14 ++++++++++++
 diff/diff.d.ts     | 57 ++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 72 insertions(+)
 create mode 100644 diff/diff-tests.ts
 create mode 100644 diff/diff.d.ts

diff --git a/README.md b/README.md
index 4e8d6c170..3ef5c4d61 100755
--- a/README.md
+++ b/README.md
@@ -66,6 +66,7 @@ List of Definitions
 * [d3.js](http://d3js.org/) (from TypeScript samples)
 * [dhtmlxGantt](http://dhtmlx.com/docs/products/dhtmlxGantt) (by [Maksim Kozhukh](http://github.com/mkozhukh))
 * [dhtmlxScheduler](http://dhtmlx.com/docs/products/dhtmlxScheduler) (by [Maksim Kozhukh](http://github.com/mkozhukh))
+* [diff](https://github.com/kpdecker/jsdiff) (by [vvakame](http://github.com/vvakame))
 * [Dock Spawn](http://dockspawn.com) (by [Drew Noakes](https://drewnoakes.com))
 * [docCookies](https://developer.mozilla.org/en-US/docs/Web/API/document.cookie) (by [Jon Egerton](https://github.com/jonegerton))
 * [domo](http://domo-js.com/) (by [Steve Fenton](https://github.com/Steve-Fenton))
diff --git a/diff/diff-tests.ts b/diff/diff-tests.ts
new file mode 100644
index 000000000..1588f5947
--- /dev/null
+++ b/diff/diff-tests.ts
@@ -0,0 +1,14 @@
+/// <reference path="./diff.d.ts" />
+
+import jsdiff = require('diff');
+
+var one = 'beep boop';
+var other = 'beep boob blah';
+
+var diff = jsdiff.diffChars(one, other);
+
+diff.forEach(function (part) {
+    var mark = part.added ? '+' :
+        part.removed ? '-' : ' ';
+    console.log(mark + " " + part.value);
+});
diff --git a/diff/diff.d.ts b/diff/diff.d.ts
new file mode 100644
index 000000000..9ccbb10a8
--- /dev/null
+++ b/diff/diff.d.ts
@@ -0,0 +1,57 @@
+// Type definitions for diff
+// Project: https://github.com/kpdecker/jsdiff
+// Definitions by: vvakame <https://github.com/vvakame/>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+declare module JsDiff {
+    interface IDiffResult {
+        value: string;
+        added?: boolean;
+        removed?: boolean;
+    }
+
+    interface IBestPath {
+        newPos: number;
+        componenets: IDiffResult[];
+    }
+
+    class Diff {
+        ignoreWhitespace:boolean;
+
+        constructor(ignoreWhitespace?:boolean);
+
+        diff(oldString:string, newString:string):IDiffResult[];
+
+        pushComponent(components:IDiffResult[], value:string, added:boolean, removed:boolean):void;
+
+        extractCommon(basePath:IBestPath, newString:string, oldString:string, diagonalPath:number):number;
+
+        equals(left:string, right:string):boolean;
+
+        join(left:string, right:string):string;
+
+        tokenize(value:string):any; // return types are string or string[]
+    }
+
+    function diffChars(oldStr:string, newStr:string):IDiffResult[];
+
+    function diffWords(oldStr:string, newStr:string):IDiffResult[];
+
+    function diffWordsWithSpace(oldStr:string, newStr:string):IDiffResult[];
+
+    function diffLines(oldStr:string, newStr:string):IDiffResult[];
+
+    function diffCss(oldStr:string, newStr:string):IDiffResult[];
+
+    function createPatch(fileName:string, oldStr:string, newStr:string, oldHeader:string, newHeader:string):string;
+
+    function applyPatch(oldStr:string, uniDiff:string):string;
+
+    function convertChangesToXML(changes:IDiffResult[]):string;
+
+    function convertChangesToDMP(changes:IDiffResult[]):{0: number; 1:string;}[];
+}
+
+declare module "diff" {
+    export = JsDiff;
+}

From 8fd7ae819606ad4a47d15bfdba676b0c0d982e1f Mon Sep 17 00:00:00 2001
From: vvakame <vvakame+dev@gmail.com>
Date: Thu, 10 Apr 2014 19:07:43 +0900
Subject: [PATCH 2/2] improve diff-tests.ts

---
 diff/diff-tests.ts | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/diff/diff-tests.ts b/diff/diff-tests.ts
index 1588f5947..46d367bf6 100644
--- a/diff/diff-tests.ts
+++ b/diff/diff-tests.ts
@@ -12,3 +12,42 @@ diff.forEach(function (part) {
         part.removed ? '-' : ' ';
     console.log(mark + " " + part.value);
 });
+
+// --------------------------
+
+class LineDiffWithoutWhitespace extends jsdiff.Diff {
+    tokenize(value:string):any {
+        return value.split(/^/m);
+    }
+
+    equals(left:string, right:string):boolean {
+        return left.trim() === right.trim();
+    }
+}
+
+var obj = new LineDiffWithoutWhitespace(true);
+var diff = obj.diff(one, other);
+printDiff(diff);
+
+function printDiff(diff:jsdiff.IDiffResult[]) {
+    function addLineHeader(decorator:string, str:string) {
+        return str.split("\n").map((line, index, array) => {
+            if (index === array.length - 1 && line === "") {
+                return line;
+            } else {
+                return decorator + line;
+            }
+        }).join("\n");
+    }
+
+    diff.forEach((part)=> {
+        if (part.added) {
+            console.log(addLineHeader("+", part.value));
+        } else if (part.removed) {
+            console.log(addLineHeader("-", part.value));
+        } else {
+            console.log(addLineHeader(" ", part.value));
+        }
+    });
+
+}
\ No newline at end of file