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37 lines
1.2 KiB
Swift
37 lines
1.2 KiB
Swift
// REQUIRES: swift_swift_parser, executable_test
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// RUN: %empty-directory(%t)
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// RUN: %host-build-swift -swift-version 5 -emit-library -o %t/%target-library-name(MacroDefinition) -module-name=MacroDefinition %S/Inputs/syntax_macro_definitions.swift -g -no-toolchain-stdlib-rpath
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// RUN: %target-typecheck-verify-swift -swift-version 5 -load-plugin-library %t/%target-library-name(MacroDefinition) -module-name MacroUser -DTEST_DIAGNOSTICS -swift-version 5
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// RUN: %target-build-swift -swift-version 5 -load-plugin-library %t/%target-library-name(MacroDefinition) %s -o %t/main -module-name MacroUser -swift-version 5
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// RUN: %target-codesign %t/main
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// RUN: %target-run %t/main | %FileCheck %s
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@attached(memberAttribute)
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@attached(member, names: named(_storage))
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macro myTypeWrapper() = #externalMacro(module: "MacroDefinition", type: "TypeWrapperMacro")
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@attached(accessor) macro accessViaStorage() = #externalMacro(module: "MacroDefinition", type: "AccessViaStorageMacro")
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struct _Storage {
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var x: Int = 0 {
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willSet { print("setting \(newValue)") }
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}
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var y: Int = 0 {
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willSet { print("setting \(newValue)") }
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}
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}
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@myTypeWrapper
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struct S {
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var x: Int
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var y: Int
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}
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var s = S()
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// CHECK: setting 10
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s.x = 10
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// CHECK: setting 100
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s.y = 100
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