adding packages

deprecated/flutter_cli/lib/src/template_file.dart

@@ -0,0 +1,45 @@
+// Copyright 2017 Google Inc.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file or at
+// https://developers.google.com/open-source/licenses/bsd
+
+import 'dart:async';
+import 'dart:io';
+import "dart:convert" show utf8;
+
+// import 'package:analyzer/file_system/file_system.dart';
+// import 'package:flutter/services.dart';
+import 'package:reflected_mustache/mustache.dart';
+// import 'package:resource/resource.dart' show Resource;
+
+import 'generator.dart';
+import 'path_util.dart';
+
+/// Template file class wrapping operations on mustache template.
+class TemplateFile {
+  /// Template file path relative to templates/.
+  final String _path;
+
+  /// Data for this template.
+  final Generator _data;
+
+  TemplateFile(this._path, this._data);
+
+  /// Renders template file on [_path] with values from [_data].
+  Future<String> renderString() async {
+    var uri = fixUri('lib/templates/$_path');
+    // var uri = fixUri('package:ngflutter/templates/$_path');
+    // var content = await rootBundle.loadString(uri);
+    var resource = new File(uri);
+    var content = await resource.readAsString(encoding: utf8);
+    var template = new Template(content);
+    return template.renderString(_data.toMap());
+  }
+}
+
+// var template = new Template(source, name: 'template-filename.html');
+
+//   final String output = template.renderString(
+//     {'className': 'FlutterWidget'},
+//   );