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77 lines
2.6 KiB
Swift
77 lines
2.6 KiB
Swift
// REQUIRES: swift_swift_parser
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// RUN: %empty-directory(%t)
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// RUN: %empty-directory(%t/mods)
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// RUN: split-file --leading-lines %s %t
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// Check that indexing and cursor info both point to the expansion site rather
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// than generated macro buffer.
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// Create a plugin that adds a new function as a member
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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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// Prepare a test module that uses the macro in a struct
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// RUN: %target-swift-frontend -emit-module -emit-module-source-info -module-name TestModule -o %t/mods -load-plugin-library %t/%target-library-name(MacroPlugin) %t/TestModule.swift -index-store-path %t/idx
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// Check we correctly output the added `newFunc` on the line of the attached
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// macro.
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// RUN: c-index-test core -print-record %t/idx | %FileCheck %s --check-prefix=INDEX
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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 AddNamedFuncMacro: MemberMacro {
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public static func expansion(
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of node: AttributeSyntax,
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providingMembersOf declaration: some DeclGroupSyntax,
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in context: some MacroExpansionContext
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) throws -> [DeclSyntax] {
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let newFunc: DeclSyntax =
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"""
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public func newFunc() {}
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"""
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return [
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newFunc,
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]
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}
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}
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//--- TestModule.swift
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@attached(
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member,
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names: named(newFunc)
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)
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public macro AddNamedFunc() = #externalMacro(module: "MacroPlugin", type: "AddNamedFuncMacro")
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// INDEX: [[@LINE+2]]:1 | instance-method(public)/Swift | s:10TestModule9ModStructV7newFuncyyF
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// INDEX-SAME: Def,Impl
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@AddNamedFunc
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// MOD_CURSOR: source.lang.swift.ref.function.method.instance
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// MOD_CURSOR-SAME: TestModule.swift:[[@LINE-2]]:1
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// MOD_CURSOR: newFunc()
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public struct ModStruct {
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public func existingFunc() {}
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}
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//--- test.swift
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import TestModule
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@AddNamedFunc
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// LOCAL_CURSOR: source.lang.swift.ref.function.method.instance
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// LOCAL_CURSOR-SAME: [[@LINE-2]]:1
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// LOCAL_CURSOR: newFunc()
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public struct LocalStruct {
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public func existingFunc() {}
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}
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// Check the location in cursor info is the attached macro.
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func test(l: LocalStruct, m: ModStruct) {
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// RUN: %sourcekitd-test -req=cursor -pos=%(line+1):5 %t/test.swift -- -I %t/mods -load-plugin-library %t/%target-library-name(MacroPlugin) -target %target-triple %t/test.swift | %FileCheck %s --check-prefix=LOCAL_CURSOR
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l.newFunc()
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// RUN: %sourcekitd-test -req=cursor -pos=%(line+1):5 %t/test.swift -- -I %t/mods -target %target-triple %t/test.swift | %FileCheck %s --check-prefix=MOD_CURSOR
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m.newFunc()
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}
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