tests/language/loop/for_in3_test.dart

// Copyright (c) 2016, 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.

// Dart test for testing that strings aren't iterable.

main() {
  var chars = [];
  for (var c in "foo") chars.add(c);
  //            ^^^^^
  // [analyzer] COMPILE_TIME_ERROR.FOR_IN_OF_INVALID_TYPE
  // [cfe] The type 'String' used in the 'for' loop must implement 'Iterable<dynamic>'.
}