[Observation] Initial implementation of Observed for transactional tracked values over time#79817

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phausler wants to merge 12 commits intoswiftlang:mainfrom

phausler:pr/observed

Commits on Mar 6, 2025

[Observation] Initial implementation of Observed for transactional tracked values over time
phausler
committed

Commits on Mar 17, 2025

Update the initializer for Observed to use @isolated(any)
phausler
committed

Commits on Mar 20, 2025

Add a pre-continuation cancellation check to ensure cancelled emissions dont hang
phausler
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Plumb the id through to ensure the id is defensively removed to prevent table growth in edge cases
phausler
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Add ABI assertions for observed
phausler
committed

Commits on Mar 21, 2025

Stop using synchronization since that isnt supported on windows and use _ManagedCriticalState instead
phausler
committed

Commits on Mar 26, 2025

Correct abi assertions trailing new lines
phausler
committed

Commits on Apr 10, 2025

Integrate feedback for making the initializer non-nullable and split off an `untilFinished` version that allows developers to specify when the iteration should terminate (including Optional elements)
phausler
committed

Commits on Apr 22, 2025

Commits on May 13, 2025

Update to the latest revision of the implementation that reflets the current proposal and behaviors
phausler
committed

Commits on May 16, 2025

Add a guard around setting the dirty state to avoid duplicate event triggers
phausler
committed