| // Copyright 2015 Leonardo Balter. All rights reserved. | |
| // This code is governed by the license found in the LICENSE file. | |
| /*--- | |
| esid: sec-array.from | |
| description: Throws a TypeError if mapFn is not callable (Symbol) | |
| info: | | |
| 22.1.2.1 Array.from ( items [ , mapfn [ , thisArg ] ] ) | |
| ... | |
| 2. If mapfn is undefined, let mapping be false. | |
| 3. else | |
| a. If IsCallable(mapfn) is false, throw a TypeError exception. | |
| ... | |
| features: | |
| - Symbol | |
| ---*/ | |
| assert.throws(TypeError, function() { | |
| Array.from([], Symbol('1')); | |
| }); |