Try to create a definition for karma-coverage

karma-coverage/karma-coverage-tests.ts

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+/// <reference path="karma-coverage.d.ts" />
+
+import karma = require('karma');
+
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/README.md#basic
+module.exports = function(config: karma.Config) {
+  config.set({
+    files: [
+      'src/**/*.js',
+      'test/**/*.js'
+    ],
+
+    // coverage reporter generates the coverage
+    reporters: ['progress', 'coverage'],
+
+    preprocessors: {
+      // source files, that you wanna generate coverage for
+      // do not include tests or libraries
+      // (these files will be instrumented by Istanbul)
+      'src/**/*.js': ['coverage']
+    },
+
+    // optionally, configure the reporter
+    coverageReporter: {
+      type : 'html',
+      dir : 'coverage/'
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/README.md#advanced-multiple-reporters
+module.exports = function(config: karma.Config) {
+  config.set({
+    files: [
+      'src/**/*.js',
+      'test/**/*.js'
+    ],
+    reporters: ['progress', 'coverage'],
+    preprocessors: {
+      'src/**/*.js': ['coverage']
+    },
+    coverageReporter: {
+      // specify a common output directory
+      dir: 'build/reports/coverage',
+      reporters: [
+        // reporters not supporting the `file` property
+        { type: 'html', subdir: 'report-html' },
+        { type: 'lcov', subdir: 'report-lcov' },
+        // reporters supporting the `file` property, use `subdir` to directly
+        // output them in the `dir` directory
+        { type: 'cobertura', subdir: '.', file: 'cobertura.txt' },
+        { type: 'lcovonly', subdir: '.', file: 'report-lcovonly.txt' },
+        { type: 'teamcity', subdir: '.', file: 'teamcity.txt' },
+        { type: 'text', subdir: '.', file: 'text.txt' },
+        { type: 'text-summary', subdir: '.', file: 'text-summary.txt' },
+      ]
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/README.md#dont-minify-instrumenter-output
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      instrumenterOptions: {
+        istanbul: { noCompact: true }
+      }
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/docs/configuration.md#subdir
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      dir: 'coverage',
+      subdir: '.'
+      // Would output the results into: .'/coverage/'
+    }
+  });
+};
+
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      dir: 'coverage',
+      subdir: 'report'
+      // Would output the results into: .'/coverage/report/'
+    }
+  });
+};
+
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      dir: 'coverage',
+      subdir: function(browser) {
+        // normalization process to keep a consistent browser name accross different
+        // OS
+        return browser.toLowerCase().split(/[ /-]/)[0];
+      }
+      // Would output the results into: './coverage/firefox/'
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/docs/configuration.md#file
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      type : 'text',
+      dir : 'coverage/',
+      file : 'coverage.txt'
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/docs/configuration.md#check
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      check: {
+        global: {
+          statements: 50,
+          branches: 50,
+          functions: 50,
+          lines: 50,
+          excludes: [
+            'foo/bar/**/*.js'
+          ]
+        },
+        each: {
+          statements: 50,
+          branches: 50,
+          functions: 50,
+          lines: 50,
+          excludes: [
+            'other/directory/**/*.js'
+          ],
+          overrides: {
+            'baz/component/**/*.js': {
+              statements: 98
+            }
+          }
+        }
+      }
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/docs/configuration.md#watermarks
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      watermarks: {
+        statements: [ 50, 75 ],
+        functions: [ 50, 75 ],
+        branches: [ 50, 75 ],
+        lines: [ 50, 75 ]
+      }
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/docs/configuration.md#sourcestore
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      type : 'text',
+      dir : 'coverage/',
+      file : 'coverage.txt',
+      sourceStore : require('istanbul').Store.create('fslookup')
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/docs/configuration.md#reporters
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      reporters:[
+        {type: 'html', dir:'coverage/'},
+        {type: 'teamcity'},
+        {type: 'text-summary'}
+      ],
+    }
+  });
+};
+
+// See https://github.com/karma-runner/karma-coverage/blob/v0.5.3/docs/configuration.md#instrumenter
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      instrumenters: { ibrik : require('ibrik') },
+      instrumenter: {
+        '**/*.coffee': 'ibrik'
+      },
+      // ...
+    }
+  });
+};
+
+var to5Options = { experimental: true };
+
+// [...]
+
+module.exports = function(config: karma.Config) {
+  config.set({
+    coverageReporter: {
+      instrumenters: { isparta : require('isparta') },
+      instrumenter: {
+        '**/*.js': 'isparta'
+      },
+      instrumenterOptions: {
+        isparta: { to5 : to5Options }
+      }
+    }
+  });
+};

karma-coverage/karma-coverage.d.ts

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+// Type definitions for karma-coverage v0.5.3
+// Project: https://github.com/karma-runner/karma-coverage
+// Definitions by: Tanguy Krotoff <https://github.com/tkrotoff>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+/// <reference path="../karma/karma.d.ts" />
+
+declare module 'karma' {
+  namespace karma {
+    interface ConfigOptions {
+      /**
+       * See https://github.com/karma-runner/karma-coverage/blob/master/docs/configuration.md
+       */
+      coverageReporter?: (Reporter|Reporter[]);
+    }
+
+    interface Reporter {
+      type?: string;
+      dir?: string;
+      subdir?: string | ((browser: string) => string);
+      check?: any;
+      watermarks?: any;
+      includeAllSources?: boolean;
+      sourceStore?: any; // Should be istanbul.Store
+      instrumenter?: any;
+    }
+  }
+}