v8/test/mjsunit/harmony/sloppy-no-duplicate-generators.js

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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --harmony-restrictive-generators
// Generators don't get sloppy-mode block-scoped function hoisting
// No hoisting to the global scope
{
function* foo() {}
assertEquals('function', typeof foo);
}
assertEquals('undefined', typeof foo);
// No hoisting within a function scope
(function() {
{ function* bar() {} }
assertEquals('undefined', typeof bar);
})();
// Lexical shadowing allowed, no hoisting
(function() {
function* x() { yield 1; }
{ function* x() { yield 2 } }
assertEquals(1, x().next().value);
})();