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BREAKING CHANGE(remove util dependency and promisify functionality): update

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This commit is contained in:
Philipp Kunz 2019-03-26 12:02:01 +01:00
parent e42061047a
commit 93f426cce0
2 changed files with 7 additions and 18 deletions
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14
test/test.ts
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@ -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;
});

11
ts/index.ts
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@ -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);