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

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