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moriken.dev
petamoriken / 森建
@moriken.dev
130 followers 220 following 780 posts
WebDev / ES2025 Float16Array ponyfill author / I love Deno 🦕 & Web Standards 🌐 / Opinions are my own / FANBOX https://moriken.fanbox.cc/
https://moriken.dev
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moriken.dev
petamoriken / 森建 @moriken.dev · Apr 14
好きなTC39 Proposals発表ドラゴン #sm43661970 #ニコニコ動画
好きなTC39 Proposals発表ドラゴン
JavaScript大好き
nicovideo.jp
Reposted by petamoriken / 森建
intenttoship.dev
Blink: Intent to Experiment: Enhanced Canvas TextMetrics
Blink: Intent to Experiment: Enhanced Canvas TextMetrics
Blink: Intent to Experiment: Enhanced Canvas TextMetrics
groups.google.com
November 4, 2025 at 8:13 PM
moriken.dev
👀
www.polarsignals.com/blog/posts/2...
The Inner Workings of JavaScript Source Maps
A deep dive into how JavaScript source maps work under the hood, with examples showing how all the pieces fit together.
www.polarsignals.com
November 5, 2025 at 7:57 AM
moriken.dev
👀
nodejs.org/en/blog/migr...
Node.js — Node.js v22 to v24
Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.
nodejs.org
November 5, 2025 at 1:31 AM
moriken.dev
👀
github.com/eemeli/propo...
GitHub - eemeli/proposal-import-text: A TC39 proposal for importing text
A TC39 proposal for importing text. Contribute to eemeli/proposal-import-text development by creating an account on GitHub.
github.com
November 4, 2025 at 10:44 AM
moriken.dev
2025-09 の TC39 meeting - moriken's project
scrapbox.io/petamoriken/...
2025-09 の TC39 meeting - moriken's project
まとめ Agenda: https://github.com/tc39/agendas/blob/main/2025/09.md 速報: https://x.com/robpalmer2/status/1970941550361465158 Note: https://github.com/tc39/notes/pull/384 決まったこと Web compatibility issues /
scrapbox.io
October 22, 2025 at 12:27 PM
moriken.dev
3PCA 32 日目: Privacy Sandbox の後始末 | blog.jxck.io
blog.jxck.io/entries/2025...
3PCA 32 日目: Privacy Sandbox の後始末 | blog.jxck.io
このエントリは、2023 年の 3rd Party Cookie Advent Calendar の 32 日目である。3rd Party Cookie のカレンダー | Advent Calendar 2023 - Qiitahttps://qiita.com/adven...
blog.jxck.io
October 21, 2025 at 7:47 AM
Reposted by petamoriken / 森建
servo.org
The Servo project is starting to publish releases, version 0.0.1 is out today! 🚀
You can learn more about the goals and plans behind these releases in our blog: servo.org/blog/2025/10...
Servo 0.0.1 Release - Servo aims to empower developers with a lightweight, high-performance alternative for embedding web technologies in applications.
A brief update on the goals and plans behind the new Servo releases on GitHub.
servo.org
October 20, 2025 at 1:28 PM
moriken.dev
My first V8 contribution.
chromium-review.googlesource.com/c/v8/v8/+/70...
Gerrit Code Review
chromium-review.googlesource.com
October 20, 2025 at 2:44 PM
moriken.dev
It seems the import defer syntax implementation will be added to V8 soon!
github.com/denoland/den...
Feature Request: implement import-defer · Issue #30053 · denoland/deno
The TC39 proposal for import-defer has reached stage 3. It has been implemented in: TypeScript 5.9 (syntactically): microsoft/TypeScript#59391 WebPack: webpack/webpack#16567 BabelJs: https://babelj...
github.com
October 17, 2025 at 11:35 AM
moriken.dev
👀
www.shikino.co.jp/wordpress/wp...
www.shikino.co.jp
October 15, 2025 at 5:21 AM
moriken.dev
pixivFANBOXでJSConf JP 2025 の登壇報告などを公開しました！
JSConf JP 2025 の登壇報告など｜petamoriken / 森建｜pixivFANBOX
JSConf JP 2025 でセッション登壇することが決まりました。ぜひお越しください。 最近の活動 最近は Deno に Geometry Interface を実装したり、ECMA-262 に出して承認された Normative Change を V8 へ実装するのを試みたりと地味に活動してます。 そういえば mixi2 に Web 標準コミュニティを作っています。こちらも興...
moriken.fanbox.cc
October 12, 2025 at 5:34 PM
moriken.dev
👀
github.com/microsoft/Ty...
Move iterables into main d.ts files in 6.0, reference es2015 and es2018.asynciterable by jakebailey · Pull Request #2168 · microsoft/TypeScript-DOM-lib-generator
For microsoft/TypeScript#62111
github.com
September 28, 2025 at 4:23 AM
Reposted by petamoriken / 森建
intenttoship.dev
Blink: Intent to Ship: Temporal in ECMA262
Blink: Intent to Ship: Temporal in ECMA262
Blink: Intent to Ship: Temporal in ECMA262
groups.google.com
September 25, 2025 at 3:29 PM
moriken.dev
モジュールに関連した提案の話をします！
よろしくお願いします。 #jsconfjp
jsconf.jp/2025/ja/talk...
Module Harmony | JSConf JP 2025
ES2025で新しく入ったImport AttributesやJSON Importsを含めてES Modulesがどのような仕様になっているのかを振り返り、モジュールの解決、フェッチ、リンクといった各インポートフェーズを軸に現在の提案仕様を俯瞰的に解説します。
jsconf.jp
September 25, 2025 at 3:43 AM
moriken.dev
👀
www.fourier.jp/blog/contrib...
ChromiumとWebKitにコントリビュートした備忘録
<input type="number">が全角数字を受け付けない問題に対し、ChromiumとWebKitへ修正をコントリビュート。環境構築やレビュー対応までの流れを紹介します。
www.fourier.jp
September 23, 2025 at 12:07 AM
moriken.dev
👀
ef81sp.github.io/ime-vs-input...
IME vs Input Field Shortcuts: Enhancing Text Input Accessibility
[en/ja] Improving accessibility for IME users by preventing shortcut key conflicts during text input.
ef81sp.github.io
September 23, 2025 at 12:02 AM
moriken.dev
blog.jxck.io/entries/2025...
サプライチェーン攻撃への防御策 | blog.jxck.io
前回は、Nx の事例をベースに「パッケージを公開する側」の対策について解説した。今回は、「パッケージを使う側」、もっと言えば「OSS を使う上で開発者が考えるべきこと」について考察する。
blog.jxck.io
September 22, 2025 at 10:09 PM
moriken.dev
👀
speakerdeck.com/inetand/perf...
Performance for Conversion! 分散トレーシングでボトルネックを 特定せよ
In Android apps, sluggish startups and janky scrolling directly lead to user churn and lower conversion rates. However, as projects grow in complexity, &hellip;
speakerdeck.com
September 20, 2025 at 11:48 AM
moriken.dev
👀
webassembly.org/news/2025-09...
Wasm 3.0 Completed - WebAssembly
WebAssembly (abbreviated Wasm) is a binary instruction format for a stack-based virtual machine. Wasm is designed as a portable compilation target for programming languages, enabling deployment on the...
webassembly.org
September 19, 2025 at 8:38 AM
Reposted by petamoriken / 森建
deno.land
We’re in the discovery phase to #FreeJavaScript from Oracle: depositions, surveys, evidence, expert testimony. Costly, but vital to protect "JavaScript" for all.

Help us put forward the strongest case possible👇

deno.com/blog/javascr...
Help Us Raise $200k to Free the JavaScript from Oracle | Deno
Our legal battle over Oracle's claim on the word "JavaScript" is entering the discovery phase. Here's how you can help.
deno.com
September 18, 2025 at 4:29 PM
Reposted by petamoriken / 森建
socket.dev
🚨 Multiple CrowdStrike packages trojanized in an ongoing npm supply chain attack: This is the same campaign that hit Tinycolor yesterday with identical malware.

Full list of compromised packages + mitigations →
socket.dev/blog/ongoing... #NodeJS #JavaScript
Ongoing Supply Chain Attack Targets CrowdStrike npm Packages...
Socket.dev found compromised various CrowdStrike npm packages, continuing the "Shai-Halud" supply-chain attack that previously hit `tinycolor`.
socket.dev
September 16, 2025 at 11:00 AM
moriken.dev
👀
levtech.jp/media/articl...
気づけばFirefoxのコア開発者になっていた。「修正されないバグの報告」から始まった25年間【フォーカス】 レバテックラボ（レバテックLAB）
Firefoxへのコントリビューション数、世界9位(GitHub上のリポジトリより)。Geckoエンジン開発者、中野雅之さんの歩み。
levtech.jp
September 16, 2025 at 7:49 AM
moriken.dev
CAMPFIREで「あなた専用ツンデレお世話係!?メイド概念のバイト『ミカ』ぬいぐるみ化プロジェクト」の支援者になりました！ camp-fire.jp/projects/869... #クラウドファンディングCAMPFIRE @campfirejpより
あなた専用ツンデレお世話係!?メイド概念のバイト『ミカ』ぬいぐるみ化プロジェクト
イラストレーター清水アきナが描く『ミカ』がぬいぐるみ化に挑戦します！猫耳や尻尾はもちろん、お衣装まで忠実に再現♪ お迎えすれば、あなただけのメイドとして寄り添ってくれるはず..!
camp-fire.jp
September 15, 2025 at 5:16 PM
Reposted by petamoriken / 森建
intenttoship.dev
Blink: Intent to Prototype: Email Verification Protocol
Blink: Intent to Prototype: Email Verification Protocol
Blink: Intent to Prototype: Email Verification Protocol
groups.google.com
September 5, 2025 at 11:53 PM
Reposted by petamoriken / 森建
intenttoship.dev
Blink: Intent to Prototype: Overscroll Gestures
Blink: Intent to Prototype: Overscroll Gestures
Blink: Intent to Prototype: Overscroll Gestures
groups.google.com
September 8, 2025 at 2:55 PM