LibTest/core/String/replaceFirstMapped_A02_t01.dart

// Copyright (c) 2017, 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 = 2.9

/// @assertion String replaceFirstMapped(Pattern from,
/// String replace(Match match), [int startIndex = 0])
///
/// @description Checks that if start is provided it must be in range
/// 0..string.length;
/// @author sgrekhov@unipro.ru

import "../../../Utils/expect.dart";

main() {
  Expect.throws(() {"123".replaceFirstMapped("1", (m) => "0", -1);});
  Expect.throws(() {"123".replaceFirstMapped("1", (m) => "0", 4);});
}