Enable exit test value capturing #1165
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This PR enables the value capture subfeature of exit tests and adds documentation for it. > [!WARNING] > Do not merge this PR unless/until [ST-NNNN](swiftlang/swift-evolution#2886) has been approved.
grynspan
added
documentation
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@swift-ci test |
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@swift-ci test |
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@swift-ci test |
grynspan
changed the title
grynspan
requested review from
stmontgomery,
briancroom and
suzannaratcliff
as code owners
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@swift-ci test |
stmontgomery
approved these changes
Jul 21, 2025
briancroom
approved these changes
Jul 21, 2025
briancroom
approved these changes
Jul 21, 2025
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Waiting for #1208 before merging as it has ABI impact. |
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@swift-ci test |
iamleeg
reviewed
Jul 28, 2025
| } | ||
| ``` | ||
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| - Note: If you use this macro with a Swift compiler version lower than 6.3, it |
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I'd suggest "the macro" instead of "this macro" here, to be clear you're talking about that one rather than @Test which the snippet also uses.
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| If a captured value is an argument to the current function or is `self`, its | ||
| type is inferred at compile time. Otherwise, explicitly specify the type of the |
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"…the compiler infers the value's type." to avoid passive voice.
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| Every value you capture in an exit test must conform to [`Sendable`](https://developer.apple.com/documentation/swift/sendable) | ||
| and [`Codable`](https://developer.apple.com/documentation/swift/codable). Each | ||
| value is encoded by the parent process using [`encode(to:)`](https://developer.apple.com/documentation/swift/encodable/encode(to:)) | ||
| and is decoded by the child process [`init(from:)`](https://developer.apple.com/documentation/swift/decodable/init(from:)) | ||
| before being passed to the exit test body. |
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This PR enables the value capture subfeature of exit tests and adds documentation for it.
Resolves #1157.
Checklist: