View async-generator.js
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let timer = (ms) => new Promise(resolve => setTimeout(resolve, ms)); | |
let producer = async function*() { | |
let counter = 0; | |
while (true) { | |
let delay = Math.random() * 1000; | |
await timer(delay); | |
yield counter++; | |
} | |
}; |
View concat.js
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const intRegex = /^(0|[1-9]\d*)$/; | |
let isIndex = prop => | |
typeof prop === 'string' | |
&& intRegex.test(prop); | |
let concat = (left, right) => { | |
let w = left.length; | |
let h = right.length; |
View google-sheets.js
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function getCost(cell) { | |
return cell.match(/\$[\d.,]+\d/)[0] | |
} | |
function getCondition(cell) { | |
return cell.match(/((like )?new|used|mint|good|great|excellent)/i)[0] | |
} | |
function getEmail(cell) { | |
return (cell.match(/[^\s@]+@[^\s@]+/i) || ['N/A'])[0] |
View slacks-or-shorts.js
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const SlackBot = require('slackbots'); | |
const BOT_NAME = 'Slacks or Shorts'; | |
const BOT_TOKEN = '<YOUR-TOKEN-HERE>'; | |
const BOT_HANDLE = 'slacks-or-shorts'; | |
let bot = new SlackBot({ | |
token: BOT_TOKEN, | |
name: BOT_NAME | |
}); |
View ghost-to-static.sh
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#!/bin/bash | |
DEV_HOST="localhost:2368" | |
PROD_HOST="blog.yellowscale.com" | |
BUILD_DEST=${1:-./build} | |
DEV_URL="http://${DEV_HOST}" | |
PROD_URL="https://${PROD_HOST}" | |
# Hop into build directory | |
pushd $BUILD_DEST > /dev/null |
View metaproxy.js
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/* Metaproxy | |
* The proxy that doesn't do anything | |
**/ | |
let target = { a: 1, b: 2, c: 3 } | |
let handler = new Proxy({}, { | |
get: (...args) => Reflect[args[1]](...args) | |
}) |
View example.js
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import processImage from 'process-image'; | |
var file = /* File() object from drag-n-drop or file input */ | |
var imageProcessOpts = { | |
maxWidth: 1200, | |
maxHeight: 1200, | |
quality: 0.6 | |
}; |
View .babelrc
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{ | |
"presets": [ | |
"es2015", | |
"es2016", | |
"es2017" | |
], | |
"plugins": [] | |
} |
View dijkstra.js
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var graph = [ | |
'AB6', | |
'AC3', | |
'BD6', | |
'CD5', | |
'CE9', | |
'DF8', | |
'DE3', | |
'EG8', | |
'FG2' |
View 1-easy.js
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// Create a Promise that resolves after ms time | |
var timer = function(ms) { | |
return new Promise(resolve => { | |
setTimeout(resolve, ms); | |
}); | |
}; | |
// Repeatedly generate a number starting | |
// from 0 after a random amount of time | |
var source = async function*() { |
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