Add tokens leftParenthesis/rightParenthesis to RecordTypeAnnotation.

Change-Id: Ib2f45c2d46a709d6b0c2c67c641c1566c5b9503e
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/255823
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>

pkg/analyzer/lib/dart/ast/ast.dart

@@ -4113,11 +4113,17 @@ abstract class RecordLiteral implements Literal {
 /// Clients may not extend, implement or mix-in this class.
 @experimental
 abstract class RecordTypeAnnotation implements TypeAnnotation {
+  /// The left parenthesis.
+  Token get leftParenthesis;
+
   /// The optional named fields.
   RecordTypeAnnotationNamedFields? get namedFields;
 
   /// The positional fields (might be empty).
   NodeList<RecordTypeAnnotationPositionalField> get positionalFields;
+
+  /// The right parenthesis.
+  Token get rightParenthesis;
 }
 
 /// A field in a [RecordTypeAnnotation].

pkg/analyzer/lib/src/dart/ast/ast.dart

@@ -9725,6 +9725,9 @@ abstract class RecordTypeAnnotationFieldImpl extends AstNodeImpl
 
 class RecordTypeAnnotationImpl extends TypeAnnotationImpl
     implements RecordTypeAnnotation {
+  @override
+  Token leftParenthesis;
+
   @override
   final NodeListImpl<RecordTypeAnnotationPositionalField> positionalFields =
       NodeListImpl._();
@@ -9732,6 +9735,9 @@ class RecordTypeAnnotationImpl extends TypeAnnotationImpl
   @override
   final RecordTypeAnnotationNamedFieldsImpl? namedFields;
 
+  @override
+  Token rightParenthesis;
+
   @override
   final Token? question;
 
@@ -9739,27 +9745,27 @@ class RecordTypeAnnotationImpl extends TypeAnnotationImpl
   DartType? type;
 
   RecordTypeAnnotationImpl({
+    required this.leftParenthesis,
     required List<RecordTypeAnnotationPositionalField> positionalFields,
     required this.namedFields,
+    required this.rightParenthesis,
     required this.question,
   }) {
     this.positionalFields._initialize(this, positionalFields);
   }
 
   @override
-  Token get beginToken {
-    return positionalFields.beginToken ?? namedFields!.beginToken;
-  }
+  Token get beginToken => leftParenthesis;
 
   @override
-  Token get endToken {
-    return namedFields?.endToken ?? positionalFields.endToken!;
-  }
+  Token get endToken => rightParenthesis;
 
   @override
   ChildEntities get _childEntities => super._childEntities
+    ..addToken('leftParenthesis', leftParenthesis)
     ..addNodeList('positionalFields', positionalFields)
     ..addNode('namedFields', namedFields)
+    ..addToken('rightParenthesis', rightParenthesis)
     ..addToken('question', question);
 
   @override

pkg/analyzer/lib/src/generated/testing/ast_test_factory.dart

@@ -993,6 +993,7 @@ class AstTestFactory {
       required List<RecordTypeAnnotationNamedField> namedFields,
       bool isNullable = false}) {
     return RecordTypeAnnotationImpl(
+        leftParenthesis: TokenFactory.tokenFromType(TokenType.OPEN_PAREN),
         positionalFields: positionalFields,
         namedFields: namedFields.isEmpty
             ? null
@@ -1002,6 +1003,7 @@ class AstTestFactory {
                 fields: namedFields,
                 rightBracket:
                     TokenFactory.tokenFromType(TokenType.CLOSE_CURLY_BRACKET)),
+        rightParenthesis: TokenFactory.tokenFromType(TokenType.CLOSE_PAREN),
         question:
             isNullable ? TokenFactory.tokenFromType(TokenType.QUESTION) : null);
   }

pkg/analyzer/lib/src/test_utilities/find_node.dart

@@ -432,6 +432,10 @@ class FindNode {
     return _node(search, (n) => n is RecordLiteral);
   }
 
+  RecordTypeAnnotation recordTypeAnnotation(String search) {
+    return _node(search, (n) => n is RecordTypeAnnotation);
+  }
+
   RedirectingConstructorInvocation redirectingConstructorInvocation(
       String search) {
     return _node(search, (n) => n is RedirectingConstructorInvocation);