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https://github.com/apple/swift.git
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Meghana Gupta
7530396d1a
There were unnecessary errors when parsing accessor macros that generate borrow and mutate accessors. This was happening because the parser was using default declaration options instead of using appropriate ones from the DeclContext. Fixes rdar://179180822
21 lines
770 B
Swift
21 lines
770 B
Swift
// 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 -disable-availability-checking -swift-version 5 -load-plugin-library %t/%target-library-name(MacroDefinition) -module-name MacroUser -DTEST_DIAGNOSTICS -swift-version 5
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// REQUIRES: swift_swift_parser
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@attached(accessor)
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macro BorrowMutate() = #externalMacro(module: "MacroDefinition", type: "BorrowMutateMacro")
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struct MacroBased {
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private var _x: [Int] = []
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@BorrowMutate var x: [Int]
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}
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func testUsage() {
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var instance = MacroBased()
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_ = instance.x
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instance.x.append(42)
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}
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