13 lines
494 B
JavaScript
13 lines
494 B
JavaScript
|
var isCallable = require('../internals/is-callable');
|
||
|
|
|
||
|
|
var documentAll = typeof document == 'object' && document.all;
|
||
|
|
|
||
|
|
// https://tc39.es/ecma262/#sec-IsHTMLDDA-internal-slot
|
||
|
|
var SPECIAL_DOCUMENT_ALL = typeof documentAll == 'undefined' && documentAll !== undefined;
|
||
|
|
|
||
|
|
module.exports = SPECIAL_DOCUMENT_ALL ? function (it) {
|
||
|
|
return typeof it == 'object' ? it !== null : isCallable(it) || it === documentAll;
|
||
|
|
} : function (it) {
|
||
|
|
return typeof it == 'object' ? it !== null : isCallable(it);
|
||
|
|
};
|