Merge pull request #28468 from danwbyrne/koa-better-body

adds typings for the 'koa-better-body' package

types/koa-better-body/index.d.ts

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+// Type definitions for koa-better-body 3.0
+// Project: https://github.com/tunnckoCore/koa-better-body
+// Definitions by: Daniel Byrne <https://github.com/danwbyrne>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+import { Context } from 'koa';
+
+declare function KoaBetterBody(options?: KoaBetterBody.Options): KoaBetterBody.Body;
+
+declare namespace KoaBetterBody {
+  interface Options {
+    fields?: boolean | string;
+    files?: boolean | string;
+    multipart?: boolean;
+    textLimit?: string;
+    formLimit?: string;
+    urlencodedLimit?: string;
+    jsonLimit?: string;
+    bufferLimit?: string;
+    jsonStrict?: boolean;
+    detectJSON?: () => any;
+    strict?: boolean;
+    delimiter?: symbol;
+    decodeURIComponent?: any;
+    maxKeys?: number;
+    buffer?: boolean;
+  }
+
+  type Body = (context: Context, next: () => void) => Generator;
+}
+
+export = KoaBetterBody;

types/koa-better-body/koa-better-body-tests.ts

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+import body = require('koa-better-body');
+
+// $ExpectType Body
+body();
+
+const testOptions: body.Options = {
+  jsonLimit: '100mb',
+};
+
+// $ExpectType Body
+body(testOptions);

types/koa-better-body/tsconfig.json

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+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "lib": ["es6"],
+    "noImplicitAny": true,
+    "noImplicitThis": true,
+    "strictNullChecks": true,
+    "strictFunctionTypes": true,
+    "baseUrl": "../",
+    "typeRoots": ["../"],
+    "types": [],
+    "noEmit": true,
+    "forceConsistentCasingInFileNames": true
+  },
+  "files": [
+		"index.d.ts",
+		"koa-better-body-tests.ts"
+	]
+}

types/koa-better-body/tslint.json

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+{
+  "extends": "dtslint/dt.json"
+}