Explicit Resource Management: Exploring JavaScript's and TypeScript's new feature | iliazeus
Explicit Resource Management: Exploring JavaScript's and TypeScript's new feature 2023-11-13 en CC BY-SA 4.0 read in russian One of my favorite new features of JavaScript and TypeScript is explicit resource management. It brings new syntax, using foobar = ..., that enables RAII, reducing boilerplate when managing the lifecycle of various resources. In this article, I will explore this feature as i
A horrifying globalThis polyfill in universal JavaScript · Mathias Bynens
The globalThis proposal introduces a unified mechanism to access the global this in any JavaScript environment. It sounds like a simple thing to polyfill, but it turns out it’s pretty hard to get right. I didn’t even think it was possible until Toon blew my mind with an unexpected, creative solution. This write-up describes the difficulties with writing a proper globalThis polyfill. Such a polyfil
A WeakMap Polyfill in 20 lines of code
► 2017 (2) ► January (2) ► 2016 (10) ► August (1) ► April (3) ► February (4) ► January (2) ▼ 2015 (36) ► December (2) ► October (2) ► September (2) ► August (4) ► July (5) ► June (5) ► May (1) ▼ April (6) What Does Mobile Friendly Mean ? Is Anyone Testing On Mobile? The DOM Is NOT Slow, Your Abstraction Is A WeakMap Polyfill in 20 lines of code Bringing Symbols to ES5 After 2 weeks on Ubuntu phone
GitHub - paulmillr/es6-shim: ECMAScript 6 compatibility shims for legacy JS engines
ES6 Shim Provides compatibility shims so that legacy JavaScript engines behave as closely as possible to ECMAScript 6 (Harmony). HTML version of the final ECMAScript 6 spec Installation If you want to use it in browser: Just include es6-shim before your scripts. Include es5-shim especially if your browser doesn't support ECMAScript 5 - but every JS engine requires the es5-shim to correct broken im
Polyfill.io
What is Polyfill.io? It's a service which accepts a request for a set of browser features and returns only the polyfills that are needed by the requesting browser. Why do I need it? There are lots of differing browsers and browser versions in use throughout the world, each one has a slightly different set of features to the rest. This can make developing for browsers a difficult task. The latest v
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GitHub - es-shims/DisposableStack: An ESnext spec-compliant `DisposableStack`, `AsyncDisposableStack`, `Symbol.dispose`, and `Symbol.asyncDispose` shim/polyfill/replacement that works as far down as ES3.
Release 3.0.0-beta.4 - 2018.12.04 · zloirock/core-js · GitHub
GitHub - anba/es6draft: ECMAScript 2015 (ECMA-262 6th Edition) compiler and runtime
Guidance needed on polyfills · Issue #1425 · google/closure-compiler
Make sure Object.keys does not throw. by ljharb · Pull Request #220 · paulmillr/es6-shim
GitHub - zloirock/core-js: Standard Library