invoke-fn

A faster alternative to Function#apply.

Install

$ npm install --save invoke-fn 

Usage

For more use-cases see the tests

var invoke = require('invoke-fn');

// invoke(func, thisArg, args);

var obj = {
  add: function () {
    var result = 0;
    for (var i = 0, length = arguments.length; i < length; i++) {
      result += arguments[i]
    }
    return result;
  }
}
    
invoke(function (a, b, c, d) {
  return this.add(a, b, c, d);
}, obj, [1, 2, 3, 4]);

// => 10

Related

• invoke-before - Returns a function that will only be executed before being called N times.
• invoke-after - Returns a function that will only be executed after being called N times.
• invoke-once - Restrict the given function only be invoked once.
• try-invoke - Attempts to invoke the given function, returning either the result or the caught error object.
• is-native - Checks if the given value is a native function.
• to-source-code - Converts function to its source code.

Contributing

Pull requests and stars are highly welcome.

For bugs and feature requests, please create an issue.