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8b38d29333
Limit reporting as an error imports of a non-library-evolution module from a library-evolution enabled module to sources that are part of the SDK. The error also requires having enabled `InternalImportsByDefault`. This should help prevent SDK breaking regressions while loosening the restriction elsewhere. Framework owners can enable `-library-level api` or `spi` to get this check as an error, along with more sanity checks. Other cases remain as a warning. We should look to silence it in some cases or offer a flag to do so. rdar://160414667
67 lines
3.2 KiB
Swift
67 lines
3.2 KiB
Swift
/// Check diagnostics on a resilient modules importing publicly a
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/// a non-resilient module.
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// RUN: %empty-directory(%t)
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// RUN: split-file --leading-lines %s %t
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/// Build the libraries.
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// RUN: %target-swift-frontend -emit-module %t/DefaultLib.swift -o %t
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// RUN: %target-swift-frontend -emit-module %t/PublicLib.swift -o %t
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// RUN: %target-swift-frontend -emit-module %t/PackageLib.swift -o %t
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// RUN: %target-swift-frontend -emit-module %t/InternalLib.swift -o %t
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// RUN: %target-swift-frontend -emit-module %t/FileprivateLib.swift -o %t
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// RUN: %target-swift-frontend -emit-module %t/PrivateLib.swift -o %t
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/// A resilient client will error on public imports.
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/// Use AccessLevelOnImport or InternalImportsByDefault to get the error
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/// from Swift 7 in Swift 5.
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// RUN: %target-swift-frontend -typecheck %t/Client_Swift5.swift -I %t \
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// RUN: -enable-library-evolution -swift-version 5 \
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// RUN: -enable-experimental-feature AccessLevelOnImport -verify \
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// RUN: -package-name pkg -library-level api
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// RUN: %target-swift-frontend -typecheck %t/Client_Swift7.swift -I %t \
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// RUN: -enable-library-evolution \
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// RUN: -enable-upcoming-feature InternalImportsByDefault \
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// RUN: -verify -package-name pkg -library-level api
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/// A non-resilient client doesn't complain.
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// RUN: %target-swift-frontend -typecheck %t/Client_Swift5.swift -I %t \
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// RUN: -swift-version 5 \
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// RUN: -enable-experimental-feature AccessLevelOnImport \
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// RUN: -package-name pkg -library-level api
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// RUN: %target-swift-frontend -typecheck %t/Client_Swift7.swift -I %t \
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// RUN: -enable-upcoming-feature InternalImportsByDefault \
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// RUN: -package-name pkg -library-level api
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// REQUIRES: swift_feature_AccessLevelOnImport
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// REQUIRES: swift_feature_InternalImportsByDefault
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//--- DefaultLib.swift
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//--- PublicLib.swift
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//--- PackageLib.swift
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//--- InternalLib.swift
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//--- FileprivateLib.swift
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//--- PrivateLib.swift
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//--- Client_Swift5.swift
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import DefaultLib // expected-error {{module 'DefaultLib' was not compiled with library evolution support; using it means binary compatibility for 'Client_Swift5' can't be guaranteed}} {{1-1=internal }}
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public import PublicLib // expected-error {{module 'PublicLib' was not compiled with library evolution support; using it means binary compatibility for 'Client_Swift5' can't be guaranteed}} {{1-7=internal}}
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// expected-warning @-1 {{public import of 'PublicLib' was not used in public declarations or inlinable code}}
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package import PackageLib
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// expected-warning @-1 {{package import of 'PackageLib' was not used in package declarations}}
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internal import InternalLib
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fileprivate import FileprivateLib
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private import PrivateLib
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//--- Client_Swift7.swift
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import DefaultLib
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public import PublicLib // expected-error {{module 'PublicLib' was not compiled with library evolution support; using it means binary compatibility for 'Client_Swift7' can't be guaranteed}} {{1-8=}}
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// expected-warning @-1 {{public import of 'PublicLib' was not used in public declarations or inlinable code}}
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package import PackageLib
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// expected-warning @-1 {{package import of 'PackageLib' was not used in package declarations}}
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internal import InternalLib
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fileprivate import FileprivateLib
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private import PrivateLib
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