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tc39/proposal-observable

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Observables for ECMAScript

20 mentions on Hacker News by 18 people: 1 story, 19 comments · first 2015-08-23 · latest 2026-04-07

Mentions per year 20 mentions · busiest year 2016 (5)
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  1. …userland libraries if the more functional version of the pipeline operator would have advanced. 1: https://github.com/tc39/proposal-observable/issues/209 2: https://github.com/tc39/proposal-pipeline-operator
    comment by runarberg · 2026-04-07 · in You can't cancel a JavaScript promise (except sometimes you can)
  2. The Observables spec should just get merged and implemented. https://github.com/tc39/proposal-observable
    comment by halfmatthalfcat · 2026-02-27 · in A better streams API is possible for JavaScript
  3. There's the old one that fizzled out: https://github.com/tc39/proposal-observable And there's the new one which seems to be getting implemented in node right now: https://github.com/WICG/observable
    comment by Sammi · 2024-04-01 · in A proposal to add signals to JavaScript
  4. You may be thinking of the ECMAScript Observable proposal: https://github.com/tc39/proposal-observable
    comment by gabeidx · 2023-09-20 · in Svelte 5: Runes
  5. …apart & worse ergonomics than async iteration. It's imo a good thing it didn't get formalized. https://github.com/tc39/proposal-observable Alas one reactivity I really wish we had had is object.observe (note: different API than…
    comment by jauntywundrkind · 2023-09-20 · in Svelte 5: Runes
  6. How does it differ from < https://github.com/tc39/proposal-observable/ >?
    comment by pwdisswordfishc · 2023-07-28 · in Observable API Proposal
  7. …escape hatches that cause all sorts of composition problems and unnecessary side effects.) [1] https://github.com/tc39/proposal-observable
    comment by WorldMaker · 2023-07-11 · in Svelte is a language
  8. This is exactly why data patterns like Observables ( https://github.com/tc39/proposal-observable ) and ReactiveX ( http://reactivex.io/ ) are so powerful. You can design your interface to be subjective to both. :)
    comment by jadbox · 2021-05-02 · in Query Engines: Push vs. Pull
  9. …( https://developers.google.com/web/updates/2019/03/kv-storage ) https://github.com/tc39/proposal-observable ...etc
    comment by snek · 2019-06-30 · in The Cost of JavaScript in 2019
  10. …that can help show why Observables can be powerful. The dry Stage 1 ES spec itself is here: https://github.com/tc39/proposal-observable
    comment by WorldMaker · 2017-07-28 · in Ask HN: Is JavaScript abandoning Promises
  11. …this seems to be the case. [1] https://github.com/tc39/proposal-async-iteration#async-itera... [2] https://github.com/tc39/proposal-observable/issues/130 [3] https://github.com/tc39/proposal-async-iteration/issues/47 [4]…
    comment by johnsonjo · 2017-04-01 · in Async JavaScript Generators
  12. And the author unsubscribed from the subject. Context: https://github.com/tc39/proposal-observable/pull/97
    comment by paradite · 2016-12-19 · in Cancelable Promises: Why was this proposal withdrawn?
  13. I suppose this is related? https://github.com/tc39/proposal-observable/pull/97
    comment by trungaczne · 2016-12-19 · in Cancelable Promises: Why was this proposal withdrawn?
  14. …even if it can be thought as a promise with subsequent success calls. Here is the proposal: https://github.com/tc39/proposal-observable
    comment by egeozcan · 2016-09-14 · in Top-level await in JavaScript is a footgun
  15. Links to mentioned repos: https://github.com/zenparsing/es-observable https://github.com/zenparsing/es-cancel-token
    comment by egeozcan · 2016-06-02 · in Async and Await
  16. …on a minimal common interface (like Promises/A+ and later ES6 promises did) for observables. Maybe https://github.com/zenparsing/es-observable Then maybe cycle.js could come with a more minimal implementation rather than having to bring in…
    comment by spion · 2016-01-20 · in Why React/Redux is inferior as a paradigm
  17. …1 but seems to be moving forward nicely, and it's more-or-less what I think you're looking for. https://github.com/zenparsing/es-observable
    comment by Lazare · 2015-12-09 · in Intent to Un-ship: Object.observe
  18. https://github.com/zenparsing/es-observable
    comment by gavargas08 · 2015-11-02 · in Object.observe withdrawn from TC39
  19. …Observables and async iterators are both features that are on standards track for the language. See https://github.com/zenparsing/es-observable and https://github.com/Reactive-Extensions/RxJS
    comment by inglor · 2015-10-04 · in Side Effects vs. Promises
  20. ▲ 14
    Proposal: Observables for ECMAScript
    story by dmmalam · 2015-08-23 · 1 comment