A minimal status file formatter and canonicalizer.

pkg/status_file/bin/format.dart

Index: pkg/status_file/bin/format.dart
diff --git a/pkg/status_file/bin/format.dart b/pkg/status_file/bin/format.dart
new file mode 100644
index 0000000000000000000000000000000000000000..f78916cd9a9f892192831201c74776e75663bd61
--- /dev/null
+++ b/pkg/status_file/bin/format.dart
@@ -0,0 +1,37 @@
+// Copyright (c) 2017, 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.
+
+/// Reformats the status file(s) at the given path.
+import 'dart:io';
+
+import 'package:status_file/status_file.dart';
+
+void main(List<String> arguments) {
+  if (arguments.length != 1) {
+    print("Usage: dart status_file/bin/format.dart <path>");
+    exit(1);
+  }
+
+  var path = arguments[0];
+
+  if (new File(path).existsSync()) {
+    formatFile(path);
+  } else if (new Directory(path).existsSync()) {
+    for (var entry in new Directory(path).listSync(recursive: true)) {
+      if (!entry.path.endsWith(".status")) continue;
+
+      formatFile(entry.path);
+    }
+  }
+}
+
+void formatFile(String path) {
+  try {
+    var statusFile = new StatusFile.read(path);
+    new File(path).writeAsStringSync(statusFile.serialize());
+    print("Formatted $path");
+  } on SyntaxError catch (error) {
+    stderr.writeln("Could not parse $path:\n$error");
+  }
+}