| // Copyright (C) 2014 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-properties-of-string-iterator-instances |
| description: > |
| If the `this` value does not have all of the internal slots of an String |
| Iterator Instance (21.1.5.3), throw a `TypeError` exception. |
| info: | |
| ... |
| If O does not have all of the internal slots of a String Iterator Instance (21.1.5.3), |
| throw a TypeError exception. |
| ... |
| |
| features: [Symbol.iterator] |
| ---*/ |
| |
| var iterator = ''[Symbol.iterator](); |
| var object = Object.create(iterator); |
| |
| assert.throws(TypeError, function() { |
| object.next(); |
| }); |
