22 lines
714 B
JavaScript
22 lines
714 B
JavaScript
/**
|
|
* A faster alternative to `Function#apply`, this function invokes `func`
|
|
* with the `this` binding of `thisArg` and the arguments of `args`.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to invoke.
|
|
* @param {*} thisArg The `this` binding of `func`.
|
|
* @param {Array} args The arguments to invoke `func` with.
|
|
* @returns {*} Returns the result of `func`.
|
|
*/
|
|
function apply(func, thisArg, args) {
|
|
switch (args.length) {
|
|
case 0: return func.call(thisArg);
|
|
case 1: return func.call(thisArg, args[0]);
|
|
case 2: return func.call(thisArg, args[0], args[1]);
|
|
case 3: return func.call(thisArg, args[0], args[1], args[2]);
|
|
}
|
|
return func.apply(thisArg, args);
|
|
}
|
|
|
|
module.exports = apply;
|