Merge pull request #24101 from ahstro/feature/event-emitter-es6

Add types for event-emitter-es6

types/event-emitter-es6/event-emitter-es6-tests.ts

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+import EventEmitter = require("event-emitter-es6");
+
+const ee = new EventEmitter();
+const ee1 = new EventEmitter({ emitDelay: 50 });
+const ee2 = new EventEmitter({ strictMode: true });
+const ee3 = new EventEmitter({ strictMode: false, emitDelay: 5 });
+const ee4 = new EventEmitter({});
+
+ee.on("test", () => {});
+ee.once("test", () => {});
+ee.off("test", () => {});
+ee.off("test");
+ee.emit("test");
+ee.emit("test", 1, 2, 3, "a", "b", "c");
+ee.emitSync("test");
+ee.emitSync("test", 1, 2, 3, "a", "b", "c");
+ee.destroy();

types/event-emitter-es6/index.d.ts

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+// Type definitions for event-emitter-es6 1.1
+// Project: https://github.com/insane-jo/event-emitter#readme
+// Definitions by: Anton Strömkvist <https://github.com/ahstro>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+interface Options {
+  emitDelay?: number;
+  strictMode?: boolean;
+}
+
+type Listener = (...args: any[]) => void;
+
+declare class EventEmitter {
+  constructor(options?: Options);
+  on(type: string, listener: Listener): void;
+  once(type: string, listener: Listener): void;
+  off(type: string, listener?: Listener): void;
+  emit(type: string, ...eventArgs: any[]): void;
+  emitSync(type: string, ...eventArgs: any[]): void;
+  destroy(): void;
+}
+
+export = EventEmitter;

types/event-emitter-es6/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",
+        "event-emitter-es6-tests.ts"
+    ]
+}

types/event-emitter-es6/tslint.json

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