File watching package.

pkg/watcher/example/watch.dart

+// Copyright (c) 2013, 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.
+
+/// Watches the given directory and prints each modification to it.
+library watch;
+
+import 'dart:io';
+
+import 'package:pathos/path.dart' as pathos;
+import 'package:watcher/watcher.dart';
+
+main() {
+  var args = new Options().arguments;
+  if (args.length != 1) {
+    print("Usage: watch <directory path>");
+    return;
+  }
+
+  var watcher = new DirectoryWatcher(pathos.absolute(args[0]));
+  watcher.events.listen((event) {
+    print(event);
+  });
+}