File: invoke-async.js

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// Invoke asynchronous function

"use strict";

var isCallable = require("es5-ext/object/is-callable")
  , callable   = require("es5-ext/object/valid-callable")
  , value      = require("es5-ext/object/valid-value")
  , callAsync  = require("./ext/function/call-async")._base
  , slice      = Array.prototype.slice;

module.exports = function (obj, fn/*, …args*/) {
	value(obj);
	if (!isCallable(fn)) fn = callable(obj[fn]);
	return callAsync(fn, null, obj, slice.call(arguments, 2));
};