jerryscript/tests/jerry/es2015/arrow-this.js
Zoltan Herczeg 9f0cf9ef1c Implement this binding for arrow functions.
JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
2017-10-06 09:07:13 +09:00

41 lines
956 B
JavaScript

/* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var o = {
x: 13,
f: function()
{
return () => this.x + 1
},
g: function()
{
return function() {
return this.x + 1
}
}
}
assert(o.f().call(o) === 14);
assert(o.g().call(o) === 14);
assert(o.f()() === 14);
var o2 = { x:4, f:o.f(), g:o.g() }
assert(o2.f() === 14);
assert(o2.g() === 5);