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021dc8e416
This used to be just a warning because it happened to work when clients used only swiftmodules. Some projects have been using it as an alternative to @_spiOnly imports. Now that we have an official feature we can complete the diagnositc and error on implementation-only imports types used in SPI.
61 lines
2.7 KiB
Swift
61 lines
2.7 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: split-file %s %t
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// RUN: %target-swift-frontend -emit-module %t/Lib.swift -I %t \
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// RUN: -module-name Lib -emit-module-path %t/Lib.swiftmodule \
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// RUN: -swift-version 5
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/// Use of IOI types in SPI signatures is an error with -experimental-spi-only-imports
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// RUN: %target-swift-frontend -emit-module %t/ClientSPIOnlyMode.swift -I %t \
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// RUN: -swift-version 5 -verify \
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// RUN: -experimental-spi-only-imports
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/// Use of IOI types in SPI signatures is a warning without -experimental-spi-only-imports
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// RUN: %target-swift-frontend -emit-module %t/ClientDefaultMode.swift -I %t \
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// RUN: -swift-version 5 -verify
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/// This is a warning in swiftinterfaces
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// R UN: %target-swift-typecheck-module-from-interface(%t/Client.private.swiftinterface) \
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// R UN: -I %t -module-name Client
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//--- Lib.swift
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public struct IOIStruct {
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public init() {}
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}
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//--- ClientSPIOnlyMode.swift
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@_implementationOnly import Lib
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@_spi(X) public func spiClient(s: IOIStruct) -> IOIStruct { // expected-error 2 {{cannot use struct 'IOIStruct' here; 'Lib' has been imported as implementation-only}}
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return IOIStruct()
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}
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@_spi(X) @inlinable public func inlinableClient(s: IOIStruct) -> IOIStruct { // expected-error 2 {{struct 'IOIStruct' cannot be used in an '@inlinable' function because 'Lib' was imported implementation-only}}
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return IOIStruct() // expected-error {{struct 'IOIStruct' cannot be used in an '@inlinable' function because 'Lib' was imported implementation-only}}
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// expected-error @-1 {{initializer 'init()' cannot be used in an '@inlinable' function because 'Lib' was imported implementation-only}}
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}
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//--- ClientDefaultMode.swift
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@_implementationOnly import Lib
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@_spi(X) public func spiClient(s: IOIStruct) -> IOIStruct { // expected-warning 2 {{cannot use struct 'IOIStruct' here; 'Lib' has been imported as implementation-only}}
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return IOIStruct()
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}
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@_spi(X) @inlinable public func inlinableClient(s: IOIStruct) -> IOIStruct { // expected-error 2 {{struct 'IOIStruct' cannot be used in an '@inlinable' function because 'Lib' was imported implementation-only}}
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return IOIStruct() // expected-error {{struct 'IOIStruct' cannot be used in an '@inlinable' function because 'Lib' was imported implementation-only}}
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// expected-error @-1 {{initializer 'init()' cannot be used in an '@inlinable' function because 'Lib' was imported implementation-only}}
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}
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//--- Client.private.swiftinterface
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// swift-interface-format-version: 1.0
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// swift-compiler-version: Swift version 5.8-dev effective-4.1.50
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// swift-module-flags: -swift-version 4 -module-name Client
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@_implementationOnly import Lib
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@_spi(X) public func spiClient() -> IOIStruct { fatalError() }
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