Include source info in status AST dump

pkg/analysis_server/lib/src/status/ast_writer.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library analysis_server.src.status.ast_writer;
 
 import 'dart:convert';
 
 import 'package:analysis_server/src/get_handler.dart';
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/java_engine.dart';
+import 'package:analyzer/src/generated/source.dart';
 
 /**
  * A visitor that will produce an HTML representation of an AST structure.
  */
 class AstWriter extends UnifyingAstVisitor {
   /**
    * The buffer on which the HTML is to be written.
    */
   final StringBuffer buffer;
 
@@ skipping 112 matching lines @@
     _writeProperty('name', _getName(node));
     if (node is BinaryExpression) {
       _writeProperty('static element', node.staticElement);
       _writeProperty('static type', node.staticType);
       _writeProperty('propagated element', node.propagatedElement);
       _writeProperty('propagated type', node.propagatedType);
     } else if (node is CompilationUnit) {
       _writeProperty("element", node.element);
     } else if (node is ExportDirective) {
       _writeProperty("element", node.element);
+      _writeProperty("source", node.source);
     } else if (node is FunctionExpressionInvocation) {
       _writeProperty('static element', node.staticElement);
       _writeProperty('static type', node.staticType);
       _writeProperty('propagated element', node.propagatedElement);
       _writeProperty('propagated type', node.propagatedType);
     } else if (node is ImportDirective) {
       _writeProperty("element", node.element);
+      _writeProperty("source", node.source);
     } else if (node is LibraryDirective) {
       _writeProperty("element", node.element);
     } else if (node is PartDirective) {
       _writeProperty("element", node.element);
+      _writeProperty("source", node.source);
     } else if (node is PartOfDirective) {
       _writeProperty("element", node.element);
     } else if (node is PostfixExpression) {
       _writeProperty('static element', node.staticElement);
       _writeProperty('static type', node.staticType);
       _writeProperty('propagated element', node.propagatedElement);
       _writeProperty('propagated type', node.propagatedType);
     } else if (node is PrefixExpression) {
       _writeProperty('static element', node.staticElement);
       _writeProperty('static type', node.staticType);
@@ skipping 12 matching lines @@
     }
   }
 
   /**
    * Write the [value] of the property with the given [name].
    */
   void _writeProperty(String name, Object value) {
     if (value != null) {
       String valueString = null;
       try {
-        valueString = value.toString();
+        if (value is Source) {
+          valueString = 'Source (uri="${value.uri}", path="${value.fullName}")';
+        } else {
+          valueString = value.toString();
+        }
       } catch (exception, stackTrace) {
         exceptions.add(new CaughtException(exception, stackTrace));
       }
       _indent(2);
       buffer.write('$name = ');
       if (valueString == null) {
         buffer.write('<span style="color: #FF0000">');
         buffer.write(HTML_ESCAPE.convert(value.runtimeType.toString()));
         buffer.write('</span>');
       } else {
         buffer.write(HTML_ESCAPE.convert(valueString));
         if (value is Element && value is! LibraryElement) {
           String name = value.name;
           if (name != null) {
             buffer.write('&nbsp;&nbsp;[');
             buffer.write(GetHandler.makeLink(GetHandler.INDEX_ELEMENT_BY_NAME, {
               'name': name
             }, 'search index'));
             buffer.write(']');
           }
         }
       }
       buffer.write('<br>');
     }
   }
 }