Serve html report in server mode

lib/src/report/html_reporter.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 dev_compiler.src.html_reporter;
 
 import 'dart:collection' show LinkedHashSet;
 import 'dart:convert' show HTML_ESCAPE;
 import 'dart:io';
 
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/error.dart';
 import 'package:analyzer/src/generated/source.dart';
+import 'package:path/path.dart' as path;
 import 'package:source_span/source_span.dart';
 import 'package:yaml/yaml.dart' as yaml;
 
 import '../../devc.dart';
 import '../options.dart';
 import '../report.dart';
 import '../summary.dart';
 import 'html_gen.dart';
 
 /// Generate a compilation summary using the [Primer](http://primercss.io) css.
@@ skipping 74 matching lines @@
 
     // Loose files
     if (result.loose.isNotEmpty) {
       List<MessageSummary> issues = result.loose.values
           .expand((IndividualSummary summary) => summary.messages)
           .toList();
       summaries.add(new SummaryInfo('Files', 'files', 'files', issues));
     }
 
     // Write the html report.
-    Page page = new Page(input, input, summaries);
-    String path = '${input.replaceAll('.', '_')}_results.html';
-    new File(path).writeAsStringSync(page.create());
-    print('Compilation report available at ${path}; ${errors.length} issues.');
+    var page = new Page(input, input, summaries);
+    var outPath = '${input.replaceAll('.', '_')}_results.html';
+    var link = outPath;
+    if (options.serverMode) {
+      var base = path.basename(outPath);
+      outPath = path.join(options.codegenOptions.outputDir, base);
+      link = 'http://${options.host}:${options.port}/$base';
+    }
+    new File(outPath).writeAsStringSync(page.create());
+    print('Compilation report available at ${link}; ${errors.length} issues.');
   }
 
   String _getPackageName() {
     File file = new File('pubspec.yaml');
     if (file.existsSync()) {
       var doc = yaml.loadYaml(file.readAsStringSync());
       return doc['name'];
     } else {
       return null;
     }
@@ skipping 394 matching lines @@
 }
 
 .blob-code-expandable {
   padding-top: 4px;
   padding-bottom: 4px;
   background-color: #f4f7fb;
   border-width: 1px 0;
   border-bottom-right-radius: 3px;
 }
 ''';