Language/Functions/Formal_Parameters/scope_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.
 */
/**
 * @assertion The formal parameter list of a function introduces a new scope
 * known as the function's formal parameter scope. The formal parameter scope
 * of a function f is enclosed in the scope where f is declared. Every formal
 * parameter introduces a local variable into the formal parameter scope.
 * The body of a function introduces a new scope known as the function's body
 * scope. The body scope of a function f is enclosed in the scope introduced by
 * the formal parameter scope of f.
 * @description Checks that function scope are enclosed in the scope where it's
 * declared and not the one where it's invoked.
 * @compile-error
 * @author rodionov
 */

f() {
  var x = foo;
}

main () {
  var foo = 1;
  f();
}