CoRoutine Gotchas

Cancellation Gotchas (With Regular Job)

• ⚠️ Firstly, make sure to understand intended ExceptionCancellationBehavior ⚠️.
• evil-example-swallowing-cancel-exception
• exceptions-from-async-under-coroutineScope-go-to-parent-and-not-await
• cancel-call-does-not-stop-right-away
• join

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scope functions gotchas

• mixing-essential-and-non-essential

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CoroutineExceptionHandler gotchas

• uncaught-exception-vocabulary-does-not-include-all-unahndled-exceptions
  • does-not-work-with-async
    • if-async-throws-before-await-exception-is-lost

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building-scope-gotchas

• must-inherit-from-parent

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withTimeout gotchas

• does-not-cancel-parent-or-siblings-on-timeout

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Job is not inherited: it is used as a parent

DONT: runBlocking(SupervisorJob()) makes no sense. pg 433.

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