Fix export for debounce, add tslint.json (#16035)

* Fix export for debounce, add tslint.json

* Add clear method

types/debounce/debounce-tests.ts

@@ -1,13 +1,15 @@
-
-import debounce from "debounce";
+import debounce = require("debounce");
 
 const doThings = () => 1;
 
-debounce(function(){ doThings(); })();
+debounce(doThings)();
 
-debounce(function(){ doThings(); }, 1000)();
+debounce(doThings, 1000)();
 
-debounce(function(a: string){ doThings(); }, 1000)("foo");
+debounce((a: string) => doThings, 1000)("foo");
 
 // Immediate true should return the value
 const imm1: number = (debounce((x: number) => x * 2, 100, true))(2);
+
+const clearable = debounce(doThings);
+clearable.clear();

types/debounce/index.d.ts

@@ -1,10 +1,7 @@
-// Type definitions for compose-function
+// Type definitions for debounce 1.0
 // Project: https://github.com/component/debounce
 // Definitions by: Denis Sokolov <https://github.com/denis-sokolov>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
-
-// Overload on boolean constants would allow us to narrow further,
-// but it is not implemented for TypeScript yet
-declare function f<A extends Function>(f: A, interval?: number, immediate?: boolean): A
-export default f;
+declare function debounce<A extends Function>(f: A, interval?: number, immediate?: boolean): A & { clear(): void; };
+export = debounce;

types/debounce/tslint.json

@@ -0,0 +1,6 @@
+{
+  "extends": "dtslint/dt.json",
+  "rules": {
+    "ban-types": false
+  }
+}