Fix for conditional expressions

lib/src/codegen/js_codegen.dart

Index: lib/src/codegen/js_codegen.dart
diff --git a/lib/src/codegen/js_codegen.dart b/lib/src/codegen/js_codegen.dart
index 6f135f0d21cad9d566835518470bb9e35b167124..ef686a81d5a87c6111c369e5b9bb63977e245185 100644
--- a/lib/src/codegen/js_codegen.dart
+++ b/lib/src/codegen/js_codegen.dart
@@ -960,8 +960,9 @@ class JSCodegenVisitor extends GeneralizingAstVisitor with ConversionVisitor {
           new JS.VariableDeclaration(last.name.name),
           _visit(lastInitializer.target)));
 
-      var result =
-          <JS.Expression>[new JS.VariableDeclarationList('let', variables)];
+      var result = <JS.Expression>[

[Siggi Cherem (dart-lang), 2015/03/16 15:11:40]

I think you might have an older version of the formatter, if you do pub-upgrade,
does this change go away?

Maybe what we could do going forward is to pin a very specific version of the
formatter, rather than a range of versions.

[vsm, 2015/03/16 15:30:38]

You are right.  Upgrading and rerunning.  We probably should pin.

+        new JS.VariableDeclarationList('let', variables)
+      ];
       result.addAll(_visitList(lastInitializer.cascadeSections));
       _cascadeTarget = savedCascadeTemp;
       return _statement(result.map((e) => new JS.ExpressionStatement(e)));
@@ -1016,8 +1017,9 @@ class JSCodegenVisitor extends GeneralizingAstVisitor with ConversionVisitor {
 
   void _flushLibraryProperties(List<JS.Statement> body) {
     if (_properties.isEmpty) return;
-    body.add(js.statement('dart.copyProperties($_EXPORTS, { # });',
-        [_properties.map(_emitTopLevelProperty)]));
+    body.add(js.statement('dart.copyProperties($_EXPORTS, { # });', [
+      _properties.map(_emitTopLevelProperty)
+    ]));
     _properties.clear();
   }
 
@@ -1609,8 +1611,9 @@ class JSCodegenVisitor extends GeneralizingAstVisitor with ConversionVisitor {
   @override
   visitListLiteral(ListLiteral node) {
     // TODO(jmesserly): make this faster. We're wasting an array.
-    var list = js.call('new List.from(#)',
-        [new JS.ArrayInitializer(_visitList(node.elements))]);
+    var list = js.call('new List.from(#)', [
+      new JS.ArrayInitializer(_visitList(node.elements))
+    ]);
     if (node.constKeyword != null) {
       list = js.commentExpression('Unimplemented const', list);
     }
@@ -1936,9 +1939,8 @@ class JSGenerator extends CodeGenerator {
     if (options.emitSourceMaps) {
       var outFilename = path.basename(outputPath);
       var printer = new srcmaps.Printer(outFilename);
-      _writeNode(
-          new SourceMapPrintingContext(printer, path.dirname(outputPath)),
-          jsTree);
+      _writeNode(new SourceMapPrintingContext(
+          printer, path.dirname(outputPath)), jsTree);
       printer.add('//# sourceMappingURL=$outFilename.map');
       // Write output file and source map
       var text = printer.text;