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[READ-ONLY] Mirror of https://github.com/wojtekmaj/async-array-utils. A collection of array-related async utilities.
array array-methods async promise utils
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async-array-utils test-utils.js
1.1 kB · 58 lines
JavaScript
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859export function duplicate(x) { return x * 2;}
export function duplicateInRandomTime(x) { return new Promise( (resolve) => setTimeout(() => { resolve(x * 2); }, Math.random() * 100), );}
export function largerThanTwo(x) { return x > 2;}
export function largerThanTwoInRandomTime(x) { return new Promise( (resolve) => setTimeout(() => { resolve(x > 2); }, Math.random() * 100), );}
export function largerThanOneHundred(x) { return x > 100;}
export function largerThanOneHundredInRandomTime(x) { return new Promise( (resolve) => setTimeout(() => { resolve(x > 100); }, Math.random() * 100), );}
export function makePushDuplicate() { const arr = [];
function pushDuplicate(x) { arr.push(x * 2); }
return [arr, pushDuplicate];}
export function makePushDuplicateInRandomTime() { const arr = [];
async function pushDuplicate(x) { arr.push(await duplicateInRandomTime(x)); }
return [arr, pushDuplicate];}
export const inputArr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];export const doubleInputArr = inputArr.map(duplicate);