Craig Hess Leglaw
Leglaw
/ await-vs-promise-all-concurrency.js
Last active
May 25, 2023 13:40
Await vs Promise.all concurrency comparison
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| async function runTask(seconds, msg) { | |
| return new Promise((resolve, reject) => { | |
| setTimeout(() => { | |
| resolve(`RESULT: ${msg}`); | |
| }, seconds * 1000); | |
| }); | |
| } | |
| async function testPromiseAll() { | |
| return Promise.all([ |
Leglaw
/ Enum.es6.js
Created
November 14, 2015 06:21
— forked from xmlking/Enum.es6.js
JavaScript Enums with ES6, Type Checking and Immutability
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| export class EnumSymbol { | |
| sym = Symbol.for(name); | |
| value: number; | |
| description: string; | |
| constructor(name: string, {value, description}) { | |
| if(!Object.is(value, undefined)) this.value = value; | |
| if(description) this.description = description; |
Leglaw
/ dbgWatch.js
Last active
September 22, 2015 21:56
Display latest value of a variable instead of flooding your console with log entries with this handy script. Call dbgWatch with 2 parameters: variable name, variable value, and it places it in a fixed-position div on the page. You can move the div around as needed.
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| /*************************************************** | |
| * Debugging | |
| ***************************************************/ | |
| (function() { | |
| var body = document.getElementsByTagName('body')[0], | |
| divWatch = document.createElement('div'); | |
| cssText = "font-family: 'Lucida Console', monospace;" + | |
| "font-size: 12px;" + | |
| "line-height: 1em;" + | |
| "white-space: nowrap;" + |