Language/Functions/Function_Declarations/external_function_t01.dart

// Copyright (c) 2011, 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 The body is empty for functions that are external.
/// @description Checks it is a compile error if external function declaration
/// is followed by a function body.
/// @author ilya


external foo(String x) => x.length;
//^
// [analyzer] unspecified
// [cfe] unspecified

main() {
  foo('foo');
}