feat(ts-typings): add typescript definitions

Closes #5

Author: Hotell

package.json

@@ -2,10 +2,14 @@
   "name": "decko",
   "version": "1.1.3",
   "main": "decko.js",
+  "types": "index.d.ts",
   "description": "A collection of the most useful property decorators.",
   "scripts": {
-    "build": "babel -f $npm_package_main -s -o $npm_package_main < src/${npm_package_main}",
-    "test": "eslint {src,tests}/**.js && mocha --compilers js:babel/register tests/**/*.js",
+    "build": "babel -f $npm_package_main -s -o $npm_package_main < src/${npm_package_main} && npm run build:ts",
+    "build:ts": "cp src/decko.d.ts index.d.ts",
+    "test": "npm run test:ts && eslint {src,tests}/**.js && mocha --compilers js:babel/register tests/**/*.js",
+    "test:ts": "tsc -p ./",
+    "style:ts": "tsfmt -r",
     "prepublish": "npm run build",
     "release": "npm run build && git commit -am $npm_package_version && git tag $npm_package_version && git push && git push --tags && npm publish"
   },
@@ -18,6 +22,8 @@
     "babel-eslint": "^4.1.6",
     "chai": "^3.2.0",
     "eslint": "^1.10.3",
-    "mocha": "^2.3.0"
+    "mocha": "^2.3.0",
+    "typescript": "2.1.6",
+    "typescript-formatter": "4.1.1"
   }
 }

src/decko.d.ts

@@ -0,0 +1,30 @@
+/**
+ *
+ */
+export function bind<T>(
+    target: Object,
+    propertyKey: string | symbol,
+    descriptor?: TypedPropertyDescriptor<T>
+): TypedPropertyDescriptor<T> | void;
+export function bind(): MethodDecorator;
+
+/**
+ * @param caseSensitive Makes cache keys case-insensitive
+ * @param cache Presupply cache storage, for seeding or sharing entries
+ */
+
+export function memoize<T>(
+    target: Object,
+    propertyKey: string | symbol,
+    descriptor?: TypedPropertyDescriptor<T>
+): TypedPropertyDescriptor<T> | void;
+export function memoize(caseSensitive?: boolean, cache?: Object): MethodDecorator;
+/**
+ * @param delay number
+ */
+export function debounce<T>(
+    target: Object,
+    propertyKey: string | symbol,
+    descriptor?: TypedPropertyDescriptor<T>
+): TypedPropertyDescriptor<T> | void;
+export function debounce(delay?: number): MethodDecorator;

tests/index.ts

@@ -0,0 +1,17 @@
+import { bind, debounce, memoize } from '..';
+class C {
+    @bind
+    foo() { }
+
+    @debounce
+    moo() { }
+
+    @debounce(1000)
+    mooWithCustomDelay() { }
+
+    @memoize
+    mem() { }
+
+    @memoize(true)
+    memWithConfig() { }
+}

tsconfig.json

@@ -0,0 +1,24 @@
+{
+  "compilerOptions": {
+    "module": "es2015",
+    "target": "es2016",
+    "lib": [
+      "dom",
+      "es2016"
+    ],
+    "baseUrl": "./",
+    "noImplicitAny": true,
+    "experimentalDecorators": true,
+    "sourceMap": false,
+    "moduleResolution": "node",
+    "strictNullChecks": true,
+    "declaration": true,
+    "noEmit": true,
+    "pretty": true,
+    "outDir": "ts-output"
+  },
+  "include": [
+    "src/decko.d.ts",
+    "tests/index.ts"
+  ]
+}