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Remove BackgroundParser and BackgroundCompiler #58453

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Implements the proposal detailed in #58451

@@ -117,28 +114,12 @@ private static HostServices GetHostServices(ExportProvider? exportProvider = nul

protected internal override bool PartialSemanticsEnabled
{
get { return _backgroundCompiler != null; }
get { return _partialSemanticsEnabled; }
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Looks like this is always true?

private readonly TaskQueue _taskQueue;

[SuppressMessage("CodeQuality", "IDE0052:Remove unread private members", Justification = "Used to keep a strong reference to the built compilations so they are not GC'd")]
private Compilation?[]? _mostRecentCompilations;
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@Therzok Therzok Jan 5, 2022

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Isn't the purpose of this to have RecoverableValueSource compilation instances rooted here?

I'd imagine that without this code, the Compilation instances would likely be GC'd and recomputed constantly.

See https://sourceroslyn.io/#Microsoft.CodeAnalysis.Workspaces/Workspace/Solution/SolutionState.CompilationTracker.CompilationTrackerState.cs,117

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3 participants