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[Macros] Improve parsing, representation, and serialization of role attributes

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Parse compound and special names in the macro role attributes
(`@freestanding` and `@attached`). This allows both compound names and
initializers, e.g., `init(coding:)`.

Fixes rdar://107967344.
This commit is contained in:
Doug Gregor
2023-04-20 08:23:26 -07:00
parent 1c3667b52a
commit ae4a5ded8f
15 changed files with 254 additions and 252 deletions
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4
test/ModuleInterface/macros.swift
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@@ -38,9 +38,9 @@
@attached(accessor) public macro myWrapper() = #externalMacro(module: "SomeModule", type: "Wrapper")
// CHECK: #if compiler(>=5.3) && $Macros && $AttachedMacros
// CHECK: @attached(member, names: named(`init`), prefixed(`$`)) public macro MemberwiseInit() -> () = #externalMacro(module: "SomeModule", type: "MemberwiseInitMacro")
// CHECK: @attached(member, names: named(init), prefixed(`$`)) public macro MemberwiseInit() -> () = #externalMacro(module: "SomeModule", type: "MemberwiseInitMacro")
// CHECK-NEXT: #endif
@attached(member, names: named(`init`), prefixed(`$`)) public macro MemberwiseInit() -> () = #externalMacro(module: "SomeModule", type: "MemberwiseInitMacro")
@attached(member, names: named(init), prefixed(`$`)) public macro MemberwiseInit() -> () = #externalMacro(module: "SomeModule", type: "MemberwiseInitMacro")
// CHECK-NOT: internalStringify
@freestanding(expression) macro internalStringify<T>(_ value: T) -> (T, String) = #externalMacro(module: "SomeModule", type: "StringifyMacro")