| // 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 |
| 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. |
| ... |
| ---*/ |
| |
| assert.throws(TypeError, function() { |
| Array.from([], null); |
| }); |
| |
| assert.throws(TypeError, function() { |
| Array.from([], {}); |
| }); |
| |
| assert.throws(TypeError, function() { |
| Array.from([], 'string'); |
| }); |
| |
| assert.throws(TypeError, function() { |
| Array.from([], true); |
| }); |
| |
| assert.throws(TypeError, function() { |
| Array.from([], 42); |
| }); |