forked from zhurui/management
15 lines
326 B
JavaScript
15 lines
326 B
JavaScript
|
var identity = require('./identity');
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Casts `value` to `identity` if it's not a function.
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @param {*} value The value to inspect.
|
||
|
|
* @returns {Function} Returns cast function.
|
||
|
|
*/
|
||
|
|
function castFunction(value) {
|
||
|
|
return typeof value == 'function' ? value : identity;
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = castFunction;
|