New analyzer snapshot.

pkg/analyzer/lib/src/generated/parser.dart

Index: pkg/analyzer/lib/src/generated/parser.dart
diff --git a/pkg/analyzer/lib/src/generated/parser.dart b/pkg/analyzer/lib/src/generated/parser.dart
index dfc40e20c2796da6a5018ecb8a49b8003a8351dc..70ad35c49d1dd93b0fe77a7aea2c3e3b6fd32308 100644
--- a/pkg/analyzer/lib/src/generated/parser.dart
+++ b/pkg/analyzer/lib/src/generated/parser.dart
@@ -24,12 +24,12 @@ class CommentAndMetadata {
   /**
    * The documentation comment that was parsed, or `null` if none was given.
    */
-  Comment comment;
+  final Comment comment;
 
   /**
    * The metadata that was parsed.
    */
-  List<Annotation> metadata;
+  final List<Annotation> metadata;
 
   /**
    * Initialize a newly created holder with the given data.
@@ -37,10 +37,7 @@ class CommentAndMetadata {
    * @param comment the documentation comment that was parsed
    * @param metadata the metadata that was parsed
    */
-  CommentAndMetadata(Comment comment, List<Annotation> metadata) {
-    this.comment = comment;
-    this.metadata = metadata;
-  }
+  CommentAndMetadata(this.comment, this.metadata);
 }
 
 /**
@@ -53,12 +50,12 @@ class FinalConstVarOrType {
   /**
    * The 'final', 'const' or 'var' keyword, or `null` if none was given.
    */
-  Token keyword;
+  final Token keyword;
 
   /**
    * The type, of `null` if no type was specified.
    */
-  TypeName type;
+  final TypeName type;
 
   /**
    * Initialize a newly created holder with the given data.
@@ -66,10 +63,7 @@ class FinalConstVarOrType {
    * @param keyword the 'final', 'const' or 'var' keyword
    * @param type the type
    */
-  FinalConstVarOrType(Token keyword, TypeName type) {
-    this.keyword = keyword;
-    this.type = type;
-  }
+  FinalConstVarOrType(this.keyword, this.type);
 }
 
 /**
@@ -1148,6 +1142,11 @@ class IncrementalParser {
   AnalysisErrorListener _errorListener;
 
   /**
+   * The node in the AST structure that contains the revised content.
+   */
+  ASTNode _updatedNode;
+
+  /**
    * Initialize a newly created incremental parser to parse a portion of the content of the given
    * source.
    *
@@ -1163,6 +1162,13 @@ class IncrementalParser {
   }
 
   /**
+   * Return the node in the AST structure that contains the revised content.
+   *
+   * @return the updated node
+   */
+  ASTNode get updatedNode => _updatedNode;
+
+  /**
    * Given a range of tokens that were re-scanned, re-parse the minimum number of tokens to produce
    * a consistent AST structure. The range is represented by the first and last tokens in the range.
    * The tokens are assumed to be contained in the same token stream.
@@ -1221,6 +1227,7 @@ class IncrementalParser {
         parser.currentToken = parseToken;
       }
     }
+    _updatedNode = newNode;
     if (identical(oldNode, originalStructure)) {
       ResolutionCopier.copyResolutionData(oldNode, newNode);
       return newNode as ASTNode;
@@ -1255,10 +1262,7 @@ class IncrementalParser {
     while (firstToken.offset > offset && firstToken.type != TokenType.EOF) {
       firstToken = firstToken.previous;
     }
-    if (firstToken.offset == offset) {
-      return firstToken;
-    }
-    return null;
+    return firstToken;
   }
 }