Update TokenPrecedence.swift

Author: kimdv

Sources/SwiftParser/TokenPrecedence.swift

@@ -36,6 +36,7 @@ enum TokenPrecedence: Comparable {
   case weakBracketClose
   /// Keywords that start a new statement.
   case stmtKeyword
+  case typeKeyword
   case declarationAttributeWithSpecialSyntax
   /// The '{' token because it typically marks the body of a declaration.
   /// `closingDelimiter` must have type `strongPunctuator`
@@ -83,20 +84,22 @@ enum TokenPrecedence: Comparable {
         return 6
       case .stmtKeyword:
         return 7
-      case .declarationAttributeWithSpecialSyntax:
+      case .typeKeyword:
         return 8
-      case .strongPunctuator:
+      case .declarationAttributeWithSpecialSyntax:
         return 9
-      case .openingBrace:
+      case .strongPunctuator:
         return 10
-      case .closingBrace:
+      case .openingBrace:
         return 11
-      case .declKeyword:
+      case .closingBrace:
         return 12
-      case .openingPoundIf:
+      case .declKeyword:
         return 13
-      case .closingPoundIf:
+      case .openingPoundIf:
         return 14
+      case .closingPoundIf:
+        return 15
       }
     }
 
@@ -276,6 +279,21 @@ enum TokenPrecedence: Comparable {
       .transpose:
       self = .declarationAttributeWithSpecialSyntax
 
+    case  // `TypeAttribute`
+    ._local,
+      ._noMetadata,
+      ._opaqueReturnTypeOf,
+      .async,
+      .autoclosure,
+      .convention,
+      .differentiable,
+      .escaping,
+      .noDerivative,
+      .noescape,
+      .Sendable,
+      .unchecked:
+      self = .typeKeyword
+
     case  // Treat all other keywords as expression keywords in the absence of any better information.
     .__owned,
       .__shared,
@@ -287,8 +305,6 @@ enum TokenPrecedence: Comparable {
       ._move,
       ._NativeClass,
       ._NativeRefCountedObject,
-      ._noMetadata,
-      ._opaqueReturnTypeOf,
       ._PackageDescription,
       ._RefCountedObject,
       ._Trivial,
@@ -300,16 +316,13 @@ enum TokenPrecedence: Comparable {
       .any,
       .assignment,
       .associativity,
-      .autoclosure,
       .availability,
       .before,
       .block,
       .canImport,
       .compiler,
-      .convention,
       .cType,
       .deprecated,
-      .escaping,
       .exported,
       .file,
       .discard,
@@ -326,8 +339,6 @@ enum TokenPrecedence: Comparable {
       .metadata,
       .module,
       .noasync,
-      .noDerivative,
-      .noescape,
       .none,
       .obsoleted,
       .of,
@@ -336,15 +347,13 @@ enum TokenPrecedence: Comparable {
       .reverse,
       .right,
       .safe,
-      .Sendable,
       .sourceFile,
       .spi,
       .spiModule,
       .swift,
       .target,
       .Type,
       .unavailable,
-      .unchecked,
       .unowned,
       .visibility,
       .weak,