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35 lines
1.1 KiB
Swift
35 lines
1.1 KiB
Swift
// REQUIRES: swift_swift_parser
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// REQUIRES: swift_feature_Embedded
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// REQUIRES: OS=macosx
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// RUN: %empty-directory(%t)
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// RUN: split-file --leading-lines %s %t
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// Create the plugin
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// RUN: %host-build-swift -swift-version 5 -emit-library -o %t/%target-library-name(MacroPlugin) -module-name=MacroPlugin %t/MacroPlugin.swift -g -no-toolchain-stdlib-rpath
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// RUN: %target-swift-frontend -typecheck -swift-version 5 -load-plugin-library %t/%target-library-name(MacroPlugin) -module-name TestModule %t/TestModule.swift \
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// RUN: -enable-experimental-feature Embedded -wmo -target arm64-apple-macos14
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//--- MacroPlugin.swift
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import SwiftSyntax
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import SwiftSyntaxBuilder
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import SwiftSyntaxMacros
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public struct AddMemberMacro: PeerMacro {
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public static func expansion(of node: AttributeSyntax, providingPeersOf declaration: some DeclSyntaxProtocol, in context: some MacroExpansionContext) throws -> [DeclSyntax] {
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return [
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"""
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func \(context.makeUniqueName("foo"))() { }
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"""
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]
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}
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}
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//--- TestModule.swift
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@attached(peer)
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public macro AddMember() = #externalMacro(module: "MacroPlugin", type: "AddMemberMacro")
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@AddMember
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struct TestStruct { }
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