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WPT

wpt / dom / observable / tentative / observable-inspect.any.worker.html

Spec: DOM ↗

Runs: Chrome 155.0.8041.0 (wpt@4a01b83e3, 2026-09-04) | Firefox 157.0a1 (wpt@e7122b73f, 2026-09-04) | Safari 251 preview (wpt@2c385f65e, 2026-09-04) | Ladybird 1.0-70fb3 (wpt@4a01b83e3, 2026-09-04) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)

View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi

ChromeFirefoxSafariLadybirdServoBlitz
Total13/130/130/130/130/13NOT RUN
SubtestChromeFirefoxSafariLadybirdServoBlitz
inspect(): Provides a pre-subscription subscribe callbackPASSFAILFAILFAILFAIL—
inspect(): Provides a way to tap into the values and completions of the source observable using an observerPASSFAILFAILFAILFAIL—
inspect(): Error handler does not stop error from being reported to the global, when subscriber does not pass error handlerPASSFAILFAILFAILFAIL—
inspect(): Provides a way to tap into the values and errors of the source observable using an observer. Errors are passed throughPASSFAILFAILFAILFAIL—
inspect(): ObserverCallback passed inPASSFAILFAILFAILFAIL—
inspect(): Throwing an error in the observer next handler is caught and sent to the error callback of the result observablePASSFAILFAILFAILFAIL—
inspect(): Throwing an error in the observer error handler in inspect() is caught and sent to the error callback of the result observablePASSFAILFAILFAILFAIL—
inspect(): Throwing an error in the observer complete handler is caught and sent to the error callback of the result observablePASSFAILFAILFAILFAIL—
inspect(): Throwing an error in the next handler function in do should be caught and sent to the error callback of the result observablePASSFAILFAILFAILFAIL—
inspect(): Errors thrown in subscribe() Inspector handler subscribe handler are caught and sent to error callbackPASSFAILFAILFAILFAIL—
inspect(): Provides a way to tap into the moment a source observable is unsubscribed fromPASSFAILFAILFAILFAIL—
inspect(): Inspector abort() handler is not called if the source completes before the result is unsubscribed fromPASSFAILFAILFAILFAIL—
inspect(): Errors thrown from inspect()'s abort() handler are caught and reported to the global, because the subscription is already closed by the time the handler runsPASSFAILFAILFAILFAIL—