define(['./baseSlice', '../lang/isFunction'], function(baseSlice, isFunction) { /** Used as a safe reference for `undefined` in pre-ES5 environments. */ var undefined; /** Used as the `TypeError` message for "Functions" methods. */ var FUNC_ERROR_TEXT = 'Expected a function'; /** * The base implementation of `_.delay` and `_.defer` which accepts an index * of where to slice the arguments to provide to `func`. * * @private * @param {Function} func The function to delay. * @param {number} wait The number of milliseconds to delay invocation. * @param {Object} args The `arguments` object to slice and provide to `func`. * @returns {number} Returns the timer id. */ function baseDelay(func, wait, args, fromIndex) { if (!isFunction(func)) { throw new TypeError(FUNC_ERROR_TEXT); } return setTimeout(function() { func.apply(undefined, baseSlice(args, fromIndex)); }, wait); } return baseDelay; });