workaround Swift 6 compiler bug

tayloraswift · tayloraswift · commit 42648f1e5e58 · 2024-07-17T22:00:15.000Z
diff --git a/Sources/MarkdownPluginSwift/Signatures/Signature.Abridged (ext).swift b/Sources/MarkdownPluginSwift/Signatures/Signature.Abridged (ext).swift
@@ -21,11 +21,13 @@ extension Signature.Abridged
     }
 
     @usableFromInline
-    init(utf8:consuming [UInt8])
+    init(utf8:__owned [UInt8])
     {
-        //  There seems to be a bug in SwiftSyntax that causes misalignment of source ranges
-        //  when trimming leading trivia from syntax nodes. As a temporary workaround, we
-        //  replace all newline characters with space characters before parsing the source.
+        /// https://github.com/swiftlang/swift/issues/75312
+        var utf8:[UInt8] = consume utf8
+
+        //  TODO: we should replace this workaround with the pattern suggested in
+        //  https://github.com/swiftlang/swift-syntax/issues/2687
         for i:Int in utf8.indices
         {
             switch utf8[i]

Original file line number	Diff line number	Diff line change
`@@ -21,11 +21,13 @@ extension Signature.Abridged`
`21`	`21`	`}`
`22`	`22`
`23`	`23`	`@usableFromInline`
`24`		`- init(utf8:consuming [UInt8])`
	`24`	`+ init(utf8:__owned [UInt8])`
`25`	`25`	`{`
`26`		`- // There seems to be a bug in SwiftSyntax that causes misalignment of source ranges`
`27`		`- // when trimming leading trivia from syntax nodes. As a temporary workaround, we`
`28`		`- // replace all newline characters with space characters before parsing the source.`
	`26`	`+ /// https://github.com/swiftlang/swift/issues/75312`
	`27`	`+ var utf8:[UInt8] = consume utf8`
	`28`	`+`
	`29`	`+ // TODO: we should replace this workaround with the pattern suggested in`
	`30`	`+ // https://github.com/swiftlang/swift-syntax/issues/2687`
`29`	`31`	`for i:Int in utf8.indices`
`30`	`32`	`{`
`31`	`33`	`switch utf8[i]`