isFunction.js•588 B
define(['./_setup', './_tagTester'], function (_setup, _tagTester) {
var isFunction = _tagTester('Function');
// Optimize `isFunction` if appropriate. Work around some `typeof` bugs in old
// v8, IE 11 (#1621), Safari 8 (#1929), and PhantomJS (#2236).
var nodelist = _setup.root.document && _setup.root.document.childNodes;
if (typeof /./ != 'function' && typeof Int8Array != 'object' && typeof nodelist != 'function') {
isFunction = function(obj) {
return typeof obj == 'function' || false;
};
}
var isFunction$1 = isFunction;
return isFunction$1;
});