702: New + Proposed JS APIs for 2024

702: New + Proposed JS APIs for 2024

In this episode of Syntax, Wes and Scott talk through new and proposed JavaScript APIs including ones related to regex, sourcemaps, structured clone, temporal, JSON modules, and more! Show Notes 00:10 Welcome 01:26 Syntax Brought to you by Sentry 02:55 RegExp Escaping Proposal tc39/proposal-regex-escaping: Proposal for investigating RegExp escaping for the ECMAScript standard 05:25 Intl.DurationFormat tc39/proposal-intl-duration-format 07:55 Standardized Sourcemaps tc39/source-map-rfc: RFCs for the source map debug format. 10:43 Structured Clone structuredClone() global function - Web APIs | MDN 12:54 Temporal Hasty Treat - Temporal Date Objects in JavaScript Tracking issue for syncing with IETF standardization work (req’d before implementers can ship unflagged) · Issue #1450 · tc39/proposal-temporal 20:59 FindLast and findLastIndex tc39/proposal-array-find-from-last: Proposal for Array.prototype.findLast and Array.prototype.findLastIndex. 22:27 JSON modules tc39/proposal-json-modules: Proposal to import JSON files as modules 24:46 Regex Modifiers RegExp Modifiers - June 2022.pptx - Microsoft PowerPoint Online 26:50 Array Grouping tc39/proposal-array-grouping: A proposal to make grouping of array items easier 30:48 Array Methods tc39/proposal-change-array-by-copy: Provides additional methods on Array.prototype and TypedArray.prototype to enable changes on the array by returning a new copy of it with the change. 6 or so New Approved and Proposed JavaScript APIs 32:12 Promise.withResolvers 35:08 Function.prototype.memo tc39/proposal-function-memo: A TC39 proposal for function memoization in the JavaScript language. 37:48 Node has a Proposed ESM Detection flag 39:54 Node has navigator.userAgent 41:29 Built in .env support 42:52 Permissions model & test runner continues to be worked on 44:06 HTML Web charts Proposal: Web Charts · Issue #9295 · whatwg/html 45:39 autopause Add autopause attribute to media elements to allow automatic pausing of media · Issue #9793 · whatwg/html 46:30 Meta Tag for AI generated content Proposal: Meta Tag for AI Generated Content · Issue #9479 · whatwg/html Schema.org - Schema.org Syntax × Sentry Swag Store – Syntax × Sentry Shop Syntax - A Tasty Treats Podcast for Web Developers. 50:13 Poster frame HTML Video Element: Proposal for adding [srcset] + [posterset] + [sizes] on video element as well [posterset] on source elements · Issue #9812 · whatwg/html 50:57 Popover invoker Popover does not know what triggered it · Issue #9111 · whatwg/html 51:25 Autocomplete on ‘contenteditable’ Elements Autocomplete on ‘contenteditable’ Elements · Issue #9065 · whatwg/html 52:17 Sick Picks Sick Picks Scott: Escaping Twin Flames cult documentary Wes: Lao Gan Ma spicy Chili Oil Shameless Plugs Scott: Sentry Wes: Wes Bos Courses Hit us up on Socials! Syntax: X Instagram Tiktok LinkedIn Threads Wes: X Instagram Tiktok LinkedIn Threads Scott: X Instagram Tiktok LinkedIn Threads

Jaksot(1000)

1000: Syntax Episode 1,000!

1000: Syntax Episode 1,000!

Wes and Scott celebrate 1000 episodes of Syntax, reflecting on how the podcast started, the team behind it, memorable moments, listener stats, inside jokes, and how the show has evolved over time—from...

29 Huhti 1h 12min

999: Writing Maintainable CSS

999: Writing Maintainable CSS

Scott and Wes break down what makes CSS truly manageable—from preventing style leaks and embracing fluid layouts to choosing the right methodology, whether that’s utility CSS, component-scoped styles,...

27 Huhti 50min

998: How to Fix Vibe Coding

998: How to Fix Vibe Coding

Wes and Scott talk about making AI coding more reliable using deterministic tools like fallow, knip, ESLint, StyleLint, and Sentry. They cover code quality analysis, linting strategies, headless brows...

22 Huhti 44min

997: Rating and Roasting Your Projects

997: Rating and Roasting Your Projects

Scott and Wes dig into a huge batch of community-submitted projects, from JSON tools and CSS editors to AI agents, view transitions, and everything in between. It’s a rapid-fire showcase of what devel...

20 Huhti 53min

996: 10 New CSS and HTML APIs

996: 10 New CSS and HTML APIs

Wes and Scott talk about the latest CSS and browser features, including the Grid Lines API for masonry layouts, HTML in Canvas, name-only container queries, CSS random, search-text styling, and more. ...

15 Huhti 31min

995: Next.js Vendor Lock-in No More

995: Next.js Vendor Lock-in No More

In this episode, Scott and Wes sit down with Tim Neutkens and Jimmi Lai from the Next.js team to dig into the new Adapters API, what it takes to run Next.js across platforms like Cloudflare and Netlif...

13 Huhti 1h 4min

994: AI Sucks At CSS

994: AI Sucks At CSS

In this potluck episode of Syntax, Wes and Scott answer your questions about AI struggles with CSS and design workflows, learning vs relying on AI, debugging web performance, beginner soldering setups...

8 Huhti 1h

993: It’s Been A Hell Of Week

993: It’s Been A Hell Of Week

Scott and Wes break down a chaotic week in dev news — the Claude Code source leak, a nasty Axios npm supply chain hack, and Railway’s private cache exposure — plus how to keep these nightmare scenario...

6 Huhti 38min

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