Add write-file-atomically types. (#25064)

types/write-file-atomically/index.d.ts

@@ -0,0 +1,14 @@
+// Type definitions for write-file-atomically 2.0
+// Project: https://github.com/shinnn/write-file-atomically#readme
+// Definitions by: Aankhen <https://github.com/Aankhen>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+import writeFileAtomic = require("write-file-atomic");
+
+export = WriteFileAtomically;
+
+declare function WriteFileAtomically(path: string, data: WriteFileAtomically.Data, options?: writeFileAtomic.Options): Promise<void>;
+
+declare namespace WriteFileAtomically {
+    type Data = string | Buffer | Uint8Array;
+}

types/write-file-atomically/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",
+        "write-file-atomically-tests.ts"
+    ]
+}

types/write-file-atomically/tslint.json

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

types/write-file-atomically/write-file-atomically-tests.ts

@@ -0,0 +1,10 @@
+import writeFileAtomically = require('write-file-atomically');
+
+writeFileAtomically(1, '_');    // $ExpectError
+
+import { readFileSync } from 'fs';
+
+(() => {
+    writeFileAtomically('file.txt', 'Hi!');
+    readFileSync('file.txt', 'utf8');
+})();