Babel 7.18.0; ESLint v8.16.0; Deno 1.22; JavaScript MIME type; property paths

ES.nextNews: the latest in JavaScript and cross-platform tools
Curated by Dr. Axel Rauschmayer and Johannes Weber.

ES.next News

The latest in JavaScript and cross-platform tools

Babel 7.18.0: destructuring private elements and TypeScript 4.7
babeljs.io @babeljs

Highlights:

Private destructuring:
```
    const { #x: x, y: y } = this;
    
```
Support for several new TypeScript 4.7 features: instantiation expressions, explicit variance annotations for type arguments, constraints for the infer operator in conditional types.

Full-Stack role for developing health software in Germany (m/f/d)
quickbirdstudios.com Sponsor

QuickBird is looking for a Full-Stack Developer working on medical/health software in Munich 🩺 a job with a direct positive impact & a young, energetic team that highly values great engineering 🛠 We provide relocation assistance.

ESLint v8.16.0 released
eslint.org @m_djermanovic, @geteslint

Highlight: The no-misleading-character-class rule now provides editor suggestions for some of the problems reported by this rule.

Build internal tools 10x faster with Retool
retool.com Sponsor

Retool is a new approach to building internal apps: we’ve unified the ease of visual programming with the power and flexibility of real code. Drag and drop a form together, and have it POST back to your API in minutes. Deploy instantly with access controls and audit logs.

Deno 1.22 release notes
deno.com @biwanczuk, @lcasdev, @deno_land

Highlights:

Default type checking behavior has been updated (in preparation for not type checking deno run in v1.23).
Removal of unstable Deno.emit(), Deno.formatDiagnostics() and Deno.applySourceMap() APIs
Deno namespace is available in workers by default.
--no-config flag
Navigator.userAgent

RFC 9239: Updates to ECMAScript media types
2ality.com @2ality

This blog post answers two questions:

What are the consequences of text/javascript now being the only standard MIME type for JavaScript? (No real consequences in practice, but all standards are on the same page now.)
Do we have to use the filename extension .mjs for modules now? (No, using .js works well on all platforms.)

Library “Wild Wild Path”: accessing properties via key paths
github.com @ehmicky

The following kinds of property key paths are supported:

Dot-delimited paths: 'foo.bar.0.baz'
Wildcards: 'foo.*', '**.bar'
Regexps: 'foo./ba?/'
Slices: 'foo.0:2'
Unions: 'foo bar baz'

Based on these paths, the library supports getting, setting, listing, etc. of properties.

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Dr Axel Rauschmayer explicit variance annotations direct positive impact young energetic team JavaScript MIME type

Community Group for non-browser JS platforms; universal JavaScript; JavaScript containers; Jest joins OpenJS Foundation; esbuild

Tuesday, May 17, 2022

ES.nextNews: the latest in JavaScript and cross-platform tools Curated by Dr. Axel Rauschmayer and Johannes Weber. ES.next News The latest in JavaScript and cross-platform tools WinterCG: Community

Nrwl will maintain Lerna; Node.js monorepo tools; 4 tools for monorepos; Node.js 18.1.0; ESLint 8.15.0; triple dot syntax

Tuesday, May 10, 2022

ES.nextNews: the latest in JavaScript and cross-platform tools Curated by Dr. Axel Rauschmayer and Johannes Weber. ES.next News The latest in JavaScript and cross-platform tools Passing Lerna's

EOL of Node.js 12; npm 8.8.0; building bundler; ShadowRealm

Tuesday, May 3, 2022

ES.nextNews: the latest in JavaScript and cross-platform tools Curated by Dr. Axel Rauschmayer and Johannes Weber. ES.next News The latest in JavaScript and cross-platform tools Node.js 12, the last

Deno 1.21; Node.js 18; interview about Node.js 18; Parcel v2.5.0; faster class instantiation in V8; Test Anything Protocol (TAP) v14

Tuesday, April 26, 2022

ES.nextNews: the latest in JavaScript and cross-platform tools Curated by Dr. Axel Rauschmayer and Johannes Weber. ES.next News The latest in JavaScript and cross-platform tools Deno 1.21: moving away

Babel 7.18.0; ESLint v8.16.0; Deno 1.22; JavaScript MIME type; property paths

The latest in JavaScript and cross-platform tools

Key phrases

Older messages

Community Group for non-browser JS platforms; universal JavaScript; JavaScript containers; Jest joins OpenJS Foundation; esbuild

Nrwl will maintain Lerna; Node.js monorepo tools; 4 tools for monorepos; Node.js 18.1.0; ESLint 8.15.0; triple dot syntax

EOL of Node.js 12; npm 8.8.0; building bundler; ShadowRealm

Deno 1.21; Node.js 18; interview about Node.js 18; Parcel v2.5.0; faster class instantiation in V8; Test Anything Protocol (TAP) v14

Prefix-only Node.js core modules; new Array methods; JS runtime for WebAssembly; Types as comments

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