Merge pull request #21993 from niklasf/defer-promise

Add types for defer-promise

types/defer-promise/defer-promise-tests.ts

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+import defer = require('defer-promise');
+
+// $ExpectType Deferred<number>
+const a = defer<number>();
+// $ExpectType void
+a.resolve(5);
+// $ExpectError
+a.resolve('foo');
+// $ExpectError
+a.resolve();
+
+// $ExpectType Deferred<void>
+const b = defer<void>();
+// $ExpectType void
+b.resolve();
+// $ExpectError
+b.resolve(5);
+
+const c: DeferPromise.Deferred<string> = defer();
+// $ExpectType void
+c.resolve('foo');
+// $ExpectType Promise<string>
+c.promise;

types/defer-promise/index.d.ts

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+// Type definitions for defer-promise 1.0
+// Project: https://github.com/75lb/defer-promise#readme
+// Definitions by: Niklas Fiekas <https://github.com/niklasf>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.1
+
+// tslint:disable-next-line no-unnecessary-generics
+declare function defer<T>(): DeferPromise.Deferred<T>;
+
+export = defer;
+
+declare global {
+    namespace DeferPromise {
+        interface Deferred<T> {
+            promise: Promise<T>;
+            resolve(value: T | PromiseLike<T>): void;
+            resolve(this: Deferred<void>): void;
+            reject(reason?: any): void;
+        }
+    }
+}

types/defer-promise/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es5",
+            "es2015.Promise"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "defer-promise-tests.ts"
+    ]
+}

types/defer-promise/tslint.json

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