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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