From 93f426cce0251bddbfb17ec3e537799943b80fee Mon Sep 17 00:00:00 2001
From: Phil Kunz <gitlab@philkunz.com>
Date: Tue, 26 Mar 2019 12:02:01 +0100
Subject: [PATCH] BREAKING CHANGE(remove util dependency and promisify
 functionality): update

---
 test/test.ts | 14 ++------------
 ts/index.ts  | 11 +++++------
 2 files changed, 7 insertions(+), 18 deletions(-)

diff --git a/test/test.ts b/test/test.ts
index a4dd72d..0d38392 100644
--- a/test/test.ts
+++ b/test/test.ts
@@ -1,10 +1,6 @@
 import { expect, tap } from 'tapbundle';
 import * as q from '../ts/index';
 
-let myCallback = (someValue1: string, cb?) => {
-  cb(null, someValue1);
-};
-
 tap.test('should return a Deferred for .defer()', async () => {
   let myDeferred = q.defer();
   let expectPromise = expect(myDeferred.promise).to.eventually.be.fulfilled;
@@ -20,16 +16,10 @@ tap.test('should let types flow through the Promise', async () => {
   return expectPromise;
 });
 
-tap.test('should promisify a callback', async () => {
-  let myPromisified = q.promisify(myCallback);
-  let expectPromise = expect(myPromisified('hi')).to.eventually.equal('hi');
-  return await expectPromise;
-});
-
 tap.test('should map callbacks', async () => {
   let inputArray = ['hi', 'awesome'];
-  let myPromisified = q.promisify(myCallback);
-  let expectPromise = expect(q.map(inputArray, myPromisified)).to.eventually.deep.equal(inputArray);
+  const myPromisified = async (myInput) => { return myInput };
+  const expectPromise = expect(q.map(inputArray, myPromisified)).to.eventually.deep.equal(inputArray);
   return expectPromise;
 });
 
diff --git a/ts/index.ts b/ts/index.ts
index eed3dca..b619c3a 100644
--- a/ts/index.ts
+++ b/ts/index.ts
@@ -1,5 +1,3 @@
-import * as util from 'util';
-
 export interface IResolve<T> {
   (value?: T | Promise<T>): void;
 }
@@ -42,14 +40,15 @@ export let rejectedPromise = err => {
   return Promise.reject(err);
 };
 
-export let promisify = util.promisify;
+interface IAsyncFunction<T> {
+  (someArg: T):Promise<T>
+}
 
-export let map = async <T>(inputArg: T[], functionArg) => {
-  let promisifedFunction = promisify(functionArg);
+export let map = async <T>(inputArg: T[], functionArg: IAsyncFunction<T> ) => {
   let promiseArray: Promise<any>[] = [];
   let resultArray = [];
   for (let item of inputArg) {
-    let promise: Promise<any> = promisifedFunction(item);
+    let promise: Promise<any> = functionArg(item);
     promiseArray.push(promise);
     promise.then(x => {
       resultArray.push(x);