mirror of
https://github.com/whoisclebs/lodash.git
synced 2026-01-31 15:27:50 +00:00
21 lines
575 B
JavaScript
21 lines
575 B
JavaScript
define(['../lang/isNative'], function(isNative) {
|
|
|
|
/** Used as a safe reference for `undefined` in pre-ES5 environments. */
|
|
var undefined;
|
|
|
|
/**
|
|
* Gets the native function at `key` of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @param {string} key The key of the method to get.
|
|
* @returns {*} Returns the function if it's native, else `undefined`.
|
|
*/
|
|
function getNative(object, key) {
|
|
var value = object == null ? undefined : object[key];
|
|
return isNative(value) ? value : undefined;
|
|
}
|
|
|
|
return getNative;
|
|
});
|