Supercharged livestream blog - Code splitting | Blog | Chrome for Developers
In our most recent Supercharged Livestream we implemented code splitting and route-based chunking. With HTTP/2 and native ES6 modules, these techniques will become essential to enabling efficient loading and caching of script resources. Miscellaneous tips & tricks in this episode asyncFunction().catch() with error.stack: 9:55 Modules and nomodule attribute on <script> tags: 7:30 promisify() in Nod
Delivering untranspiled source code via npm
This post is part of a series of three: Current approaches: “Setting up multi-platform npm packages” Motivating a new approach: “Transpiling dependencies with Babel” Implementing the new approach: “Delivering untranspiled source code via npm” The idea of babel-preset-env is brilliant: write JavaScript with stage 4 features (or earlier stages, if you want to take that risk) and transpile it so that
ES6 Modules in Chrome M61+
ES6 modules are now supported in Chrome, from 61 onwards—they also work in older versions, but you’ll have to enable the Experimental Web Platform flag in chrome:flags. Chrome now joins many other modern browsers which also include support, some behind flags. 🚩 Modules are an important part of building any web application which comprises more than trivial script. The JavaScript community has deve
ECMAScript modules in browsers
ES modules are now available in browsers! They're in… Safari 10.1. Chrome 61. Firefox 60. Edge 16. <script type="module"> import { addTextToBody } from './utils.mjs'; addTextToBody('Modules are pretty cool.'); </script> // utils.mjs export function addTextToBody(text) { const div = document.createElement('div'); div.textContent = text; document.body.appendChild(div); } Live demo. All you need is t
Module specifiers: what’s new with ES modules?
Update 2018-12-20: Warning: This blog post is outdated! Consult “ECMAScript modules in Node.js: the new plan” for the latest information. Update 2017-05-11: Complete rewrite of Sect. “Why a new filename extension for ES modules?”. This blog post describes how module specifiers (the path-like IDs of modules) change with ECMAScript modules (ESM). There are a few subtle differences, compared to the f
Native ECMAScript modules - the first overview
All the major browsers shipped the native JavaScript modules support out of the box: which means, the time we can use them without module bundlers/transpilers has come. To understand better how we come to this point let’s start from the JS modules history and then take a look at the current Native ES modules features. ...
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