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[Swift] Add missing upcoming feature flags #473

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Merged
merged 2 commits into from
May 1, 2025
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[Swift] Add missing upcoming feature flags #473

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[Swift] Add a setting for `InferIsolatedConformances` upcoming feature
xedin Apr 30, 2025
9485aad
[Swift] Add a setting for `NonisolatedNonsendingByDefault` upcoming f…
xedin Apr 30, 2025
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26 changes: 26 additions & 0 deletions Sources/SWBUniversalPlatform/Specs/Swift.xcspec
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Original file line number Diff line number Diff line change
Expand Up @@ -806,6 +806,32 @@
Description = "Changes existential types to require explicit annotation with the `any` keyword.";
},

{
Name = "SWIFT_UPCOMING_FEATURE_INFER_ISOLATED_CONFORMANCES";
Type = Boolean;
DefaultValue = NO;
CommandLineArgs = {
YES = ( "-enable-upcoming-feature", "InferIsolatedConformances" );
NO = ();
};
DisplayName = "Infer Isolated Conformances";
Category = "Upcoming Features";
Description = "Infer conformances of global-actor isolated types as isolated to the same actor unless isolation is explicitly specified as `nonisolated`.";
},

{
Name = "SWIFT_UPCOMING_FEATURE_NONISOLATED_NONSENDING_BY_DEFAULT";
Type = Boolean;
DefaultValue = NO;
CommandLineArgs = {
YES = ( "-enable-upcoming-feature", "NonisolatedNonsendingByDefault" );
NO = ();
};
DisplayName = "Nonisolated Nonsending By Default";
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Should Nonsending be Non-sending? Not sure how we've been spelling this elsewhere

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It's spelled as nonsending in the specifier.

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Could be different in the title, though then there's also Nonisolated 😅

Category = "Upcoming Features";
Description = "Runs nonisolated async functions on the caller's actor by default unless the function is explicitly marked `@concurrent`.";
},

// Experimental features
{
Name = "SWIFT_EXPERIMENTAL_FEATURE_DEBUG_DESCRIPTION_MACRO";
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