SpiderMonkey
@SpiderMonkeyJS
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SpiderMonkey is Mozilla’s JavaScript and WebAssembly Engine, used in Firefox, Servo and various other projects.
Joined March 2015
Last week we introduced what import maps are and how they work. This week Yoshi explores the feature in depth, in the second part of his two part series on Import maps. Read the blog post here:
spidermonkey.dev
We recently shipped import maps in Firefox 108. you might be wondering what this new feature is and what problems it solves. In the previous post we introduced what import maps are and how they work,...
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Late last year, we implemented the Import Maps specification in Firefox. Yoshi (the engineer working on it) wrote an in-depth introduction to it, along with a deep dive that you can expect next week! Read the blog post here:
spidermonkey.dev
We recently shipped import maps in Firefox 108 and this article is the first in a series that describes what they are and the problems they can solve. In this first article, we will go through the...
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SpiderMonkey Newsletter (Firefox 104-105) (Mozilla JavasScript engine)
spidermonkey.dev
SpiderMonkey is the JavaScript engine used in Mozilla Firefox. This newsletter gives an overview of the JavaScript and WebAssembly work we’ve done as part of the Firefox 104 and 105 Nightly release...
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Ecma International recently approved the 2022 standard of ECMAScript. But there is something new in this edition that hasn't been part of prior editions, and this isn't a new programming feature. 🧵
hacks.mozilla.org
As part of our work to ensure a free and open web, we've been working with Ecma International to write a License inspired by the W3C Document.
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My team at Mozilla is hiring. Come write compilers with us! The Layout, DOM, and Media Playback teams are also looking for C++ programmers: https://t.co/TpR1xn41Mt Happy to answer questions if you're interested!
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[JavaScript Engine] SpiderMonkey Newsletter (Firefox 94-95)
spidermonkey.dev
SpiderMonkey is the JavaScript engine used in Mozilla Firefox. This newsletter gives an overview of the JavaScript and WebAssembly work we’ve done as part of the Firefox 94 and 95 Nightly release...
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Following @codehag 's footsteps with #CompilerCompiler, this Firday 6pm CEST would be the first #ReverseEngineerSpidermonkey stream at https://t.co/a44FKqDX3x. On the topic, the LifoAlloc allocator used to speed-up large number of allocations while reclaiming the memory quickly.
twitch.tv
Everybody can code! By reverse engineering existing code bases, we will challenge ourselves to understand what these code bases are doing.I am Nicolas B. Pierron, a compiler engineer working on...
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I've finally setup my blog - https://t.co/H3CgMLgOKF and there is a first post about SpiderMonkey and WASI ( https://t.co/sZswyriEDB)
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A lot of improvements landed in Firefox 90 and 91. Read about it in our latest newsletter: https://t.co/DBgqCIWmUf
spidermonkey.dev
SpiderMonkey is the JavaScript engine used in Mozilla Firefox. This newsletter gives an overview of the JavaScript and WebAssembly work we’ve done as part of the Firefox 90 and 91 Nightly release...
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ECMAScript excitement 😉 Congrats to all those who contributed to today's release of Firefox 90 🎉 ⚡ Private Fields & Methods (Stage 4) ⚡ .at() for Arrays & Strings (Stage 3) ⚡ Ergonomic Brand Checks (Stage 3) ⚡ Intl.DateTimeFormat dayPeriod option
Firefox 90 is here and this update has some nice JavaScript additions!🔥🦊 ✔️ Private fields and methods are now enabled by default 🏳️🌈 The 2D Canvas API has a new createConicGradient 🔒 A new version of SmartBlock https://t.co/gev5MbrVmc
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Our friends @SpiderMonkeyJS implemented the Error cause proposal in Firefox 91* ( https://t.co/N2aDectduq) The WebConsole displays this new cause property in error messages (and yes, you can have a chain of Error causes 🙂) * 91 will be Beta/DevEdition later this week
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Just-In-Time (JIT) compilers are used in all major JavaScript engines to improve the speed, but how do they work? At Global Scope @nbpname will help us understand the principles of JIT compilation, and so how to optimize our code. https://t.co/RwvwVDL8Um
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Language specification can be a bit of a mystery. At Global Scope, @codehag introduces the stages of the TC39 process for introducing a new language feature to JavaScript, and some high level concerns around our design process. https://t.co/iRvWvBpvDP
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@littledan @andywingo @SpiderMonkeyJS @luke_wagner @codehag Honestly, hiring John Howard for any JS engine swag design is now mandatory. The BaldrMonkey t-shirt is my favorite 🔥
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ECMAScript excitement 😉 ES2021 has been approved by the Ecma General Assembly 🎉 💡 Logical Assignment Operators (&&= ||= ??=) 💡 Numeric Separators (1_000) 💡 Promise.any & AggregateError 💡 String.prototype.replaceAll 💡 WeakRefs & FinalizationRegistry
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