yield-as-generator-declaration-binding-identifier.js

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// Copyright (C) 2013 the V8 project authors. All rights reserved.

// This code is governed by the BSD license found in the LICENSE file.

/*---

description: >

    `yield` is a valid BindingIdentifier for GeneratorDeclarations outside of

    strict mode.

es6id: 12.1.1

flags: [noStrict]

features: [generators]

---*/

var iter, result;

function* yield() { (yield 3) + (yield 4); }

iter = yield();

result = iter.next();

assert.sameValue(result.value, 3, 'First result `value`');

assert.sameValue(result.done, false, 'First result `done` flag');

result = iter.next();

assert.sameValue(result.value, 4, 'Second result `value`');

assert.sameValue(result.done, false, 'Second result `done` flag');

result = iter.next();

assert.sameValue(result.value, undefined, 'Third result `value`');

assert.sameValue(result.done, true, 'Third result `done` flag');

reportCompare(0, 0);