Move DDC to analyzer-based checker

lib/src/server/server.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.
 
 /// Development server that compiles Dart to JS on the fly.
 library dev_compiler.src.server;
 
 import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
@@ skipping 66 matching lines @@
     // dependency_graph now detects broken imports or unsupported features
     // like more than one script tag (see .severe messages in
     // dependency_graph.dart). Such failures should be reported back
     // here so we can mark failure=true in the CheckerResults.
     rebuild(_entryNode, _buildSource);
     _dumpInfoIfRequested();
     clock.stop();
     var time = (clock.elapsedMilliseconds / 1000).toStringAsFixed(2);
     _log.fine('Compiled ${_libraries.length} libraries in ${time} s\n');
     return new CheckerResults(
-        _libraries, rules, _failure || options.codegenOptions.forceCompile);
+        _libraries, _failure || options.codegenOptions.forceCompile);
   }
 
   bool _buildSource(SourceNode node) {
     if (node is HtmlSourceNode) {
       _buildHtmlFile(node);
     } else if (node is DartSourceNode) {
       _buildDartLibrary(node);
     } else if (node is ResourceSourceNode) {
       _buildResourceFile(node);
     } else {
@@ skipping 49 matching lines @@
     _libraries.add(current);
 
     var resolvedParts = node.parts
         .map((p) => context.resolveCompilationUnit2(p.source, source))
         .toList(growable: false);
     var libraryUnit = new LibraryUnit(entryUnit, resolvedParts);
     bool failureInLib = false;
     for (var unit in libraryUnit.libraryThenParts) {
       var unitSource = unit.element.source;
       // TODO(sigmund): integrate analyzer errors with static-info (issue #6).
-      failureInLib = logErrors(unitSource) || failureInLib;
-      checker.visitCompilationUnit(unit);
-      if (checker.failure) failureInLib = true;
+      failureInLib = computeErrors(unitSource) || failureInLib;
     }
     if (failureInLib) {
       _failure = true;
       if (!options.codegenOptions.forceCompile) return;
     }
 
     for (var cg in _generators) {
       var hash = cg.generateLibrary(libraryUnit);
       if (_hashing) node.cachingHash = hash;
     }
@@ skipping 133 matching lines @@
 
   Source resolveAbsolute(Uri uri, [Uri actualUri]) {
     var src = resolver.resolveAbsolute(uri, actualUri);
     return src.exists() ? src : null;
   }
 
   Uri restoreAbsolute(Source source) => resolver.restoreAbsolute(source);
 }
 
 final _log = new Logger('dev_compiler.src.server');
-final _earlyErrorResult = new CheckerResults(const [], null, true);
+final _earlyErrorResult = new CheckerResults(const [], true);