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[WASI] throw PNSE in ManualResetEventSlim.Wait #109839

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[WASI] throw PNSE in ManualResetEventSlim.Wait #109839

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5 changes: 5 additions & 0 deletions src/libraries/System.Private.CoreLib/src/System/Threading/ManualResetEventSlim.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -484,6 +484,10 @@ public bool Wait(int millisecondsTimeout)
#endif
public bool Wait(int millisecondsTimeout, CancellationToken cancellationToken)
{
#if TARGET_WASI
_ = s_cancellationTokenCallback;
throw new PlatformNotSupportedException("ManualResetEventSlim.Wait not supported on WASI");
#else // not TARGET_WASI
ObjectDisposedException.ThrowIf(IsDisposed, this);
cancellationToken.ThrowIfCancellationRequested(); // an early convenience check

Expand Down Expand Up @@ -595,6 +599,7 @@ public bool Wait(int millisecondsTimeout, CancellationToken cancellationToken)
} // automatically disposes (and unregisters) the callback

return true; // done. The wait was satisfied.
#endif // not TARGET_WASI
}

/// <summary>
Expand Down