mirror of
https://github.com/joelwmale/webhook-action.git
synced 2024-08-25 08:08:00 +00:00
38 lines
993 B
JavaScript
38 lines
993 B
JavaScript
|
var baseGetTag = require('./_baseGetTag'),
|
||
|
isObject = require('./isObject');
|
||
|
|
||
|
/** `Object#toString` result references. */
|
||
|
var asyncTag = '[object AsyncFunction]',
|
||
|
funcTag = '[object Function]',
|
||
|
genTag = '[object GeneratorFunction]',
|
||
|
proxyTag = '[object Proxy]';
|
||
|
|
||
|
/**
|
||
|
* Checks if `value` is classified as a `Function` object.
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 0.1.0
|
||
|
* @category Lang
|
||
|
* @param {*} value The value to check.
|
||
|
* @returns {boolean} Returns `true` if `value` is a function, else `false`.
|
||
|
* @example
|
||
|
*
|
||
|
* _.isFunction(_);
|
||
|
* // => true
|
||
|
*
|
||
|
* _.isFunction(/abc/);
|
||
|
* // => false
|
||
|
*/
|
||
|
function isFunction(value) {
|
||
|
if (!isObject(value)) {
|
||
|
return false;
|
||
|
}
|
||
|
// The use of `Object#toString` avoids issues with the `typeof` operator
|
||
|
// in Safari 9 which returns 'object' for typed arrays and other constructors.
|
||
|
var tag = baseGetTag(value);
|
||
|
return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;
|
||
|
}
|
||
|
|
||
|
module.exports = isFunction;
|