Improve parsing of function expressions.

pkg/front_end/lib/src/fasta/parser/listener.dart

Index: pkg/front_end/lib/src/fasta/parser/listener.dart
diff --git a/pkg/front_end/lib/src/fasta/parser/listener.dart b/pkg/front_end/lib/src/fasta/parser/listener.dart
index 503f00f7c88cbd4e4d8ad6d1aa996d2a82011096..0074507be655898cf6e79c6b61b92d4044f58bbe 100644
--- a/pkg/front_end/lib/src/fasta/parser/listener.dart
+++ b/pkg/front_end/lib/src/fasta/parser/listener.dart
@@ -254,15 +254,15 @@ class Listener {
     logEvent("ForInBody");
   }
 
-  void beginFunction(Token token) {}
+  void beginNamedFunctionExpression(Token token) {}
 
-  void endFunction(Token getOrSet, Token endToken) {
-    logEvent("Function");
+  void endNamedFunctionExpression(Token endToken) {

[danrubel, 2017/07/06 15:43:34]

dartdoc? indicate substructures?

[ahe, 2017/07/06 19:54:18]

Done.

+    logEvent("NamedFunctionExpression");
   }
 
   void beginFunctionDeclaration(Token token) {}
 
-  void endFunctionDeclaration(Token token) {
+  void endFunctionDeclaration(Token endToken) {
     logEvent("FunctionDeclaration");
   }
 
@@ -776,7 +776,7 @@ class Listener {
     logEvent("TypeVariables");
   }
 
-  void beginUnnamedFunction(Token token) {}
+  void beginFunctionExpression(Token token) {}
 
   /// Handle the end of a function expression (e.g. "() { ... }").
   /// Substructures:
@@ -784,8 +784,8 @@ class Listener {
   /// - Formal parameters
   /// - Async marker
   /// - Body
-  void endUnnamedFunction(Token beginToken, Token token) {
-    logEvent("UnnamedFunction");
+  void endFunctionExpression(Token beginToken, Token token) {
+    logEvent("FunctionExpression");
   }
 
   void beginVariablesDeclaration(Token token) {}