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Unified Diff: packages/polymer_expressions/example/example.dart

Issue 1400473008: Roll Observatory packages and add a roll script (Closed) Base URL: git@github.com:dart-lang/observatory_pub_packages.git@master
Patch Set: Created 5 years, 2 months ago
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Index: packages/polymer_expressions/example/example.dart
diff --git a/packages/polymer_expressions/example/example.dart b/packages/polymer_expressions/example/example.dart
new file mode 100644
index 0000000000000000000000000000000000000000..79c9a35693f148f5ef483b57c5f6d3536c6afd4d
--- /dev/null
+++ b/packages/polymer_expressions/example/example.dart
@@ -0,0 +1,35 @@
+// 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.
+
+import 'dart:html';
+
+import 'package:polymer_expressions/polymer_expressions.dart';
+import 'package:template_binding/template_binding.dart' show templateBind;
+
+// We use mirrors for illustration purposes, but ideally we would generate a
+// static configuration with smoke/static.dart.
+import 'package:smoke/mirrors.dart';
+
+// Since we use smoke/mirrors, we need to preserve symbols used in the template.
+// This includes String.startsWith, List.take, and Person.
+@MirrorsUsed(targets: const [String, List, Person])
+import 'dart:mirrors';
+
+import 'person.dart';
+
+main() {
+ useMirrors();
+ var john = new Person('John', 'Messerly', ['A', 'B', 'C']);
+ var justin = new Person('Justin', 'Fagnani', ['D', 'E', 'F']);
+ var globals = {
+ 'uppercase': (String v) => v.toUpperCase(),
+ 'people': [john, justin],
+ };
+
+ templateBind(querySelector('#test'))
+ ..bindingDelegate = new PolymerExpressions(globals: globals)
+ ..model = john;
+
+ templateBind(querySelector('#test2')).model = john;
+}
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