Add type definitions for karma-webpack (#20140)

types/karma-webpack/index.d.ts

@@ -0,0 +1,38 @@
+// Type definitions for karma-webpack 2.0
+// Project: http://github.com/webpack/karma-webpack
+// Definitions by: Matt Traynham <https://github.com/mtraynham>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+import * as m from 'karma';
+import webpack = require('webpack');
+import webpackDevMiddleware = require('webpack-dev-middleware');
+
+declare module 'karma' {
+    // Note: karma-webpack will set publicPath for us, so it is optional here.
+    // Unfortuantely, Typescript doesn't let you overload properties, so
+    // the entire definition is duplicated here.
+    interface KarmaWebpackMiddlewareOptions /** extends webpackDevMiddleware.Options */ {
+        noInfo?: boolean;
+        quiet?: boolean;
+        lazy?: boolean;
+        watchOptions?: webpack.Options.WatchOptions;
+        publicPath?: string;
+        index?: string;
+        headers?: {
+            [name: string]: string;
+        };
+        stats?: webpack.Options.Stats;
+        reporter?: webpackDevMiddleware.Reporter | null;
+        serverSideRender?: boolean;
+
+        log?: webpackDevMiddleware.Logger;
+        warn?: webpackDevMiddleware.Logger;
+        error?: webpackDevMiddleware.Logger;
+        filename?: string;
+    }
+
+    interface ConfigOptions {
+        webpack: webpack.Configuration;
+        webpackMiddlewareOptions: KarmaWebpackMiddlewareOptions;
+    }
+}

types/karma-webpack/karma-webpack-tests.ts

@@ -0,0 +1,14 @@
+import karma = require('karma');
+
+export default function(config: karma.Config): void {
+    config.set({
+        files: ['src/index.spec.ts'],
+        browsers: ['ChromeHeadless'],
+        singleRun: true,
+        frameworks: ['jasmine'],
+        preprocessors: {'src/index.spec.ts': ['webpack', 'sourcemap']},
+        webpack: {entry: 'test.js'},
+        webpackMiddlewareOptions: {noInfo: true},
+        reporters: ['spec']
+    });
+}

types/karma-webpack/tsconfig.json

@@ -0,0 +1,25 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "paths": {
+            "q": [ "q/v0" ]
+        },
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "karma-webpack-tests.ts"
+    ]
+}

types/karma-webpack/tslint.json

@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }