Support compilation of Hello World

pkg/compiler/lib/src/apiimpl.dart

 // Copyright (c) 2012, 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 leg_apiimpl;
 
 import 'dart:async';
 import 'dart:convert';
 
 import 'package:package_config/packages.dart';
@@ skipping 240 matching lines @@
   void computeTimings(Duration setupDuration, StringBuffer timings) {
     timings.writeln("Timings:");
     Duration totalDuration = measurer.wallClock.elapsed;
     Duration asyncDuration = measurer.asyncWallClock.elapsed;
     Duration cumulatedDuration = Duration.ZERO;
     for (final task in tasks) {
       String running = task.isRunning ? "*" : "";
       Duration duration = task.duration;
       if (duration != Duration.ZERO) {
         cumulatedDuration += duration;
-        timings.writeln(
-            '    $running${task.name} took'
+        timings.writeln('    $running${task.name} took'
             ' ${duration.inMilliseconds}msec');
         for (String subtask in task.subtasks) {
           int subtime = task.getSubtaskTime(subtask);
           String running = task.getSubtaskIsRunning(subtask) ? "*" : "";
           timings.writeln(
               '    $running${task.name} > $subtask took ${subtime}msec');
         }
       }
     }
     Duration unaccountedDuration =
         totalDuration - cumulatedDuration - setupDuration - asyncDuration;
-    double percent = unaccountedDuration.inMilliseconds * 100
-        / totalDuration.inMilliseconds;
-    timings.write(
-        '    Total compile-time ${totalDuration.inMilliseconds}msec;'
+    double percent =
+        unaccountedDuration.inMilliseconds * 100 / totalDuration.inMilliseconds;
+    timings.write('    Total compile-time ${totalDuration.inMilliseconds}msec;'
         ' setup ${setupDuration.inMilliseconds}msec;'
         ' async ${asyncDuration.inMilliseconds}msec;'
         ' unaccounted ${unaccountedDuration.inMilliseconds}msec'
         ' (${percent.toStringAsFixed(2)}%)');
   }
 
   void reportDiagnostic(DiagnosticMessage message,
       List<DiagnosticMessage> infos, api.Diagnostic kind) {
     _reportDiagnosticMessage(message, kind);
     for (DiagnosticMessage info in infos) {
@@ skipping 91 matching lines @@
   }
 }
 
 /// For every 'dart:' library, a corresponding environment variable is set
 /// to "true". The environment variable's name is the concatenation of
 /// this prefix and the name (without the 'dart:'.
 ///
 /// For example 'dart:html' has the environment variable 'dart.library.html' set
 /// to "true".
 const String _dartLibraryEnvironmentPrefix = 'dart.library.';