Merge pull request #31649 from BendingBender/macrotask

[macrotask] Add types

types/macrotask/index.d.ts

@@ -0,0 +1,19 @@
+// Type definitions for macrotask 3.0
+// Project: https://github.com/calvinmetcalf/macrotask#readme
+// Definitions by: BendingBender <https://github.com/BendingBender>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 3.0
+
+export as namespace macrotask;
+
+export function run<TArgs extends any[]>(
+    task: (...args: TArgs) => void,
+    ...args: TArgs
+): CancelToken;
+
+export function clear(cancel: CancelToken): void;
+
+export class CancelToken {
+    // needed for TS to not accept just any object, only instances of CancelToken
+    private __cancel__prop: 'imaginary';
+}

types/macrotask/macrotask-tests.ts

@@ -0,0 +1,20 @@
+import { run, clear } from 'macrotask';
+
+const token = run(() => {});
+run(arg1 => {}); // $ExpectError
+
+run(
+    (arg1, arg2) => {
+        arg1; // $ExpectType string
+        arg2; // $ExpectType number
+    },
+    'foo',
+    1
+);
+// $ExpectError
+run((arg1, arg2) => {}, 'foo');
+// $ExpectError
+run((arg1: string, arg2: number) => {}, 'foo', 'bar');
+
+clear(token);
+clear({}); // $ExpectError

types/macrotask/tsconfig.json

@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "macrotask-tests.ts"
+    ]
+}

types/macrotask/tslint.json

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