1915752 - [wpt-sync] Sync PR 47877 - DOM: Implement the `Observable#catch()` operator

Status: RESOLVED FIXED

(Core :: DOM: Core & HTML, task, P4)

Description

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Sync web-platform-tests PR 47877 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/47877
Details from upstream follow.

Dominic Farolino <[e-mail]> wrote:

DOM: Implement the Observable#catch() operator

See https://github.com/WICG/observable/pull/172.

R=[e-mail]

Bug: 40282760
Change-Id: I6b117b34ddcbed0a7ac18d4c66121350b0e864c2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5823731
Commit-Queue: Dominic Farolino \<[e-mail]>
Reviewed-by: Mason Freed \<[e-mail]>
Cr-Commit-Position: refs/heads/main@{#1348932}

Comment 1

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try (stability) https://treeherder.mozilla.org/#/jobs?repo=try&revision=9693abe94289a50c40857767f34ae6f53e0c94f3

Comment 2

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

CI Results

Ran 0 Firefox configurations based on mozilla-central, and Firefox, Chrome, and Safari on GitHub CI

Total 2 tests and 9 subtests

Status Summary

Firefox

OK : 2
FAIL : 18

Chrome

FAIL : 13
ERROR: 2

Safari

OK : 2
FAIL : 18

Links

GitHub PR Head
GitHub PR Base

Details

New Tests That Don't Pass

• /dom/observable/tentative/observable-catch.any.worker.html [wpt.fyi]
  • catch(): Returns an Observable that is a pass-through for next()/complete(): FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): Handle errors from source and flatten to a new Observable: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): Errors thrown in the catch() callback are sent to the consumer's error handler: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): CatchHandler can return an empty iterable: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): CatchHandler can return a Promise: FAIL (Safari: FAIL)
  • catch(): should handle returning an async iterable: FAIL (Safari: FAIL)
  • catch(): CatchHandler emits an error if the value returned is not convertible to an Observable: FAIL (Safari: FAIL)
  • catch(): CatchHandler returns an Observable that throws immediately on subscription: FAIL (Safari: FAIL)
  • catch(): Abort order between outer AbortSignal and inner CatchHandler subscriber's AbortSignal: FAIL (Safari: FAIL)
• /dom/observable/tentative/observable-catch.any.html [wpt.fyi]
  • catch(): Returns an Observable that is a pass-through for next()/complete(): FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): Handle errors from source and flatten to a new Observable: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): Errors thrown in the catch() callback are sent to the consumer's error handler: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): CatchHandler can return an empty iterable: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): CatchHandler can return a Promise: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): should handle returning an async iterable: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): CatchHandler emits an error if the value returned is not convertible to an Observable: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): CatchHandler returns an Observable that throws immediately on subscription: FAIL (Chrome: FAIL, Safari: FAIL)
  • catch(): Abort order between outer AbortSignal and inner CatchHandler subscriber's AbortSignal: FAIL (Chrome: FAIL, Safari: FAIL)

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/2bd918ac8037
[wpt PR 47877] - DOM: Implement the `Observable#catch()` operator, a=testonly
https://hg.mozilla.org/integration/autoland/rev/6a0eedf2a189
[wpt PR 47877] - Update wpt metadata, a=testonly

Comment 4

[Atila Butkovits]

https://hg.mozilla.org/mozilla-central/rev/2bd918ac8037
https://hg.mozilla.org/mozilla-central/rev/6a0eedf2a189