Merge pull request #5 from flutter/gen_entry

Gen entry

Author: devoncarew

tool/grind.dart

@@ -2,6 +2,8 @@
 // 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.
 
+import 'dart:io';
+
 import 'package:grinder/grinder.dart';
 
 main(List<String> args) => grind(args);
@@ -11,17 +13,40 @@ analyze() {
   return new PubApp.global('tuneup').runAsync(['check']);
 }
 
-@DefaultTask()
+@Task()
 build() async {
   // dart ../../dev_compiler/bin/dev_compiler.dart -oweb/ddc web/entry.dart
 
   await new DevCompiler().compileAsync(
     getFile('web/entry.dart'), getDir('web/ddc'));
 
-  // TODO: Generate web/entry_all.js by traversing the web/ddc output directory.
+  // Generate web/entry_all.js by traversing the web/ddc output directory.
+  Directory ddcDir = getDir('web/ddc');
+  List<File> files = ddcDir.listSync(followLinks: false, recursive: true)
+      .where((entity) => entity is File && entity.path.endsWith('.js'))
+      .toList();
+
+  files.removeWhere((file) => file.path.endsWith('dart_utils.js'));
+  files.removeWhere((file) => file.path.endsWith('dart_library.js'));
+  files.removeWhere((file) => file.path.endsWith('harmony_feature_check.js'));
+
+  List<String> paths = files
+      .map((file) => file.path)
+      .map((path) => path.replaceAll('web/ddc/', './ddc/'))
+      .toList();
 
+  File entryJsFile = getFile('web/entry_all.js');
+  String contents = '''
+global.dart_utils = require('./ddc/dev_compiler/runtime/dart_utils.js');
+global.dart_library = require('./ddc/dev_compiler/runtime/dart_library.js');
+
+${paths.map((path) => "require('${path}');").join('\n')}
+
+dart_library.start('entry');
+''';
+  entryJsFile.writeAsStringSync(contents);
 }
 
-@Task()
+@DefaultTask()
 @Depends(analyze, build)
 bot() => null;

web/entry_all.js

@@ -1,8 +1,6 @@
 global.dart_utils = require('./ddc/dev_compiler/runtime/dart_utils.js');
 global.dart_library = require('./ddc/dev_compiler/runtime/dart_library.js');
 
-//require('./ddc/dev_compiler/runtime/harmony_feature_check.js');
-
 require('./ddc/atom_flutter_dev/flutter_dev.js');
 require('./ddc/atom_flutter_dev/src/atom.js');
 require('./ddc/dev_compiler/runtime/dart/_classes.js');