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packages/intl/example/basic/messages_all.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.
+
+/**
+ * This imports all of the different message libraries and provides an
+ * [initializeMessages] function that sets up the lookup for a particular
+ * library.
+ */
+library messages_all;
+
+import 'dart:async';
+import 'package:intl/message_lookup_by_library.dart';
+import 'package:intl/src/intl_helpers.dart';
+import 'messages_th_th.dart' as th_TH;
+import 'messages_de.dart' as de;
+import 'package:intl/intl.dart';
+
+// TODO(alanknight): Use lazy loading of the requested library.
+MessageLookupByLibrary _findExact(localeName) {
+  switch (localeName) {
+    case 'th_TH':
+      return th_TH.messages;
+    case 'de':
+      return de.messages;
+    default:
+      return null;
+  }
+}
+
+initializeMessages(localeName) {
+  initializeInternalMessageLookup(() => new CompositeMessageLookup());
+  messageLookup.addLocale(localeName, _findGeneratedMessagesFor);
+  return new Future.value();
+}
+
+MessageLookupByLibrary _findGeneratedMessagesFor(locale) {
+  var actualLocale = Intl.verifiedLocale(locale, (x) => _findExact(x) != null,
+      onFailure: (_) => null);
+  if (actualLocale == null) return null;
+  return _findExact(actualLocale);
+}