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a380799570
If there's a reference in API to a module that's not imported, the import is inserted automatically in the swiftinterface. This ensures the inserted import is correctly aliased in AliasModuleNames mode.
106 lines
4.6 KiB
Swift
106 lines
4.6 KiB
Swift
/// Report the use in API of indirectly or implicitly imported decls.
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// RUN: %empty-directory(%t)
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// RUN: %{python} %utils/split_file.py -o %t %s
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// RUN: %target-swift-frontend -emit-module %t/empty.swift -module-name empty -o %t/empty.swiftmodule
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// RUN: %target-swift-frontend -emit-module %t/libA.swift -module-name libA -o %t/libA.swiftmodule
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// RUN: %target-swift-frontend -emit-module %t/libB.swift -module-name libB -o %t/libB.swiftmodule -I %t
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/// In pre-Swift 6, this is a warning where there's no implementation-only import present.
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// RUN: %target-swift-frontend -emit-module %t/clientFileA-Swift5.swift %t/clientFileB.swift -module-name client -o %t/client.swiftmodule -I %t -verify
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/// In pre-Swift 6, this remains an error when there's an implementation-only import present.
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// RUN: %target-swift-frontend -emit-module %t/clientFileA-OldCheck.swift %t/clientFileB.swift -module-name client -o %t/client.swiftmodule -I %t -verify
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/// In Swift 6, it's an error.
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// RUN: %target-swift-frontend -emit-module %t/clientFileA-Swift6.swift %t/clientFileB.swift -module-name client -o %t/client.swiftmodule -I %t -verify -swift-version 6
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/// The swiftinterface is broken by the missing import without the workaround.
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// RUN: %target-swift-emit-module-interface(%t/ClientBroken.swiftinterface) %t/clientFileA-Swift5.swift %t/clientFileB.swift -I %t -disable-print-missing-imports-in-module-interface
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// RUN: not %target-swift-typecheck-module-from-interface(%t/ClientBroken.swiftinterface) -I %t
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/// The swiftinterface parses fine with the workaround adding the missing imports.
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// RUN: %target-swift-emit-module-interface(%t/ClientFixed.swiftinterface) %t/clientFileA-Swift5.swift %t/clientFileB.swift -I %t
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// RUN: %target-swift-typecheck-module-from-interface(%t/ClientFixed.swiftinterface) -I %t
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/// The inserted missing imports should be aliased.
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// RUN: %target-swift-emit-module-interface(%t/ClientFixed.swiftinterface) %t/clientFileA-Swift5.swift %t/clientFileB.swift -I %t -alias-module-names-in-module-interface
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// RUN: %target-swift-typecheck-module-from-interface(%t/ClientFixed.swiftinterface) -I %t
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// RUN: cat %t/ClientFixed.swiftinterface | %FileCheck -check-prefix ALIASED %s
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// ALIASED: import Module___libB
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// REQUIRES: asserts
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// BEGIN empty.swift
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// BEGIN libA.swift
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public struct ImportedType {
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public init() {}
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}
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// Test exportability of conformance uses
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public protocol SomeProtocol {}
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public func conformanceUse(_ a: SomeProtocol) {}
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// BEGIN libB.swift
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import libA
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extension ImportedType {
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public func implicitlyImportedMethod() {}
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}
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extension ImportedType : SomeProtocol {}
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/// Client module
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// BEGIN clientFileA-Swift5.swift
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import libA
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@inlinable public func bar() {
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let a = ImportedType()
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a.implicitlyImportedMethod() // expected-warning {{instance method 'implicitlyImportedMethod()' cannot be used in an '@inlinable' function because 'libB' was not imported by this file; this is an error in Swift 6}}
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// expected-note@-1 {{The missing import of module 'libB' will be added implicitly}}
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// Expected implicit imports are still fine
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a.localModuleMethod()
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conformanceUse(a) // expected-warning {{cannot use conformance of 'ImportedType' to 'SomeProtocol' here; 'libB' was not imported by this file; this is an error in Swift 6}}
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// expected-note@-1 {{The missing import of module 'libB' will be added implicitly}}
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}
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// BEGIN clientFileA-OldCheck.swift
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import libA
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@_implementationOnly import empty
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@inlinable public func bar() {
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let a = ImportedType()
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a.implicitlyImportedMethod() // expected-error {{instance method 'implicitlyImportedMethod()' cannot be used in an '@inlinable' function because 'libB' was not imported by this file}}
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// Expected implicit imports are still fine
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a.localModuleMethod()
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conformanceUse(a) // expected-warning {{cannot use conformance of 'ImportedType' to 'SomeProtocol' here; 'libB' was not imported by this file; this is an error in Swift 6}}
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// expected-note@-1 {{The missing import of module 'libB' will be added implicitly}}
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}
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// BEGIN clientFileA-Swift6.swift
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import libA
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@inlinable public func bar() {
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let a = ImportedType()
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a.implicitlyImportedMethod() // expected-error {{instance method 'implicitlyImportedMethod()' cannot be used in an '@inlinable' function because 'libB' was not imported by this file}}
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// Expected implicit imports are still fine
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a.localModuleMethod()
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conformanceUse(a) // expected-error {{cannot use conformance of 'ImportedType' to 'SomeProtocol' here; 'libB' was not imported by this file}}
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}
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// BEGIN clientFileB.swift
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@_implementationOnly import libB
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import libA
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extension ImportedType {
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public func localModuleMethod() {}
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}
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