text: "use strict";
  
  /**
   * filesize
   *
   * @copyright 2017 Jason Mulligan <jason.mulligan@avoidwork.com>
   * @license BSD-3-Clause
   * @version 3.5.9
   */
  (function (global) {
  	var b = /^(b|B)$/,
  	    symbol = {
  		iec: {
  			bits: ["b", "Kib", "Mib", "Gib", "Tib", "Pib", "Eib", "Zib", "Yib"],
  			bytes: ["B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"]
  		},
  		jedec: {
  			bits: ["b", "Kb", "Mb", "Gb", "Tb", "Pb", "Eb", "Zb", "Yb"],
  			bytes: ["B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"]
  		}
  	},
  	    fullform = {
  		iec: ["", "kibi", "mebi", "gibi", "tebi", "pebi", "exbi", "zebi", "yobi"],
  		jedec: ["", "kilo", "mega", "giga", "tera", "peta", "exa", "zetta", "yotta"]
  	};
  
  	/**
    * filesize
    *
    * @method filesize
    * @param  {Mixed}   arg        String, Int or Float to transform
    * @param  {Object}  descriptor [Optional] Flags
    * @return {String}             Readable file size String
    */
  	function filesize(arg) {
  		var descriptor = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  
  		var result = [],
  		    val = 0,
  		    e = void 0,
  		    base = void 0,
  		    bits = void 0,
  		    ceil = void 0,
  		    full = void 0,
  		    fullforms = void 0,
  		    neg = void 0,
  		    num = void 0,
  		    output = void 0,
  		    round = void 0,
  		    unix = void 0,
  		    spacer = void 0,
  		    standard = void 0,
  		    symbols = void 0;
  
  		if (isNaN(arg)) {
  			throw new Error("Invalid arguments");
  		}
  
  		bits = descriptor.bits === true;
  		unix = descriptor.unix === true;
  		base = descriptor.base || 2;
  		round = descriptor.round !== undefined ? descriptor.round : unix ? 1 : 2;
  		spacer = descriptor.spacer !== undefined ? descriptor.spacer : unix ? "" : " ";
  		symbols = descriptor.symbols || descriptor.suffixes || {};
  		standard = base === 2 ? descriptor.standard || "jedec" : "jedec";
  		output = descriptor.output || "string";
  		full = descriptor.fullform === true;
  		fullforms = descriptor.fullforms instanceof Array ? descriptor.fullforms : [];
  		e = descriptor.exponent !== undefined ? descriptor.exponent : -1;
  		num = Number(arg);
  		neg = num < 0;
  		ceil = base > 2 ? 1000 : 1024;
  
  		// Flipping a negative number to determine the size
  		if (neg) {
  			num = -num;
  		}
  
  		// Determining the exponent
  		if (e === -1 || isNaN(e)) {
  			e = Math.floor(Math.log(num) / Math.log(ceil));
  
  			if (e < 0) {
  				e = 0;
  			}
  		}
  
  		// Exceeding supported length, time to reduce & multiply
  		if (e > 8) {
  			e = 8;
  		}
  
  		// Zero is now a special case because bytes divide by 1
  		if (num === 0) {
  			result[0] = 0;
  			result[1] = unix ? "" : symbol[standard][bits ? "bits" : "bytes"][e];
  		} else {
  			val = num / (base === 2 ? Math.pow(2, e * 10) : Math.pow(1000, e));
  
  			if (bits) {
  				val = val * 8;
  
  				if (val >= ceil && e < 8) {
  					val = val / ceil;
  					e++;
  				}
  			}
  
  			result[0] = Number(val.toFixed(e > 0 ? round : 0));
  			result[1] = base === 10 && e === 1 ? bits ? "kb" : "kB" : symbol[standard][bits ? "bits" : "bytes"][e];
  
  			if (unix) {
  				result[1] = standard === "jedec" ? result[1].charAt(0) : e > 0 ? result[1].replace(/B$/, "") : result[1];
  
  				if (b.test(result[1])) {
  					result[0] = Math.floor(result[0]);
  					result[1] = "";
  				}
  			}
  		}
  
  		// Decorating a 'diff'
  		if (neg) {
  			result[0] = -result[0];
  		}
  
  		// Applying custom symbol
  		result[1] = symbols[result[1]] || result[1];
  
  		// Returning Array, Object, or String (default)
  		if (output === "array") {
  			return result;
  		}
  
  		if (output === "exponent") {
  			return e;
  		}
  
  		if (output === "object") {
  			return { value: result[0], suffix: result[1], symbol: result[1] };
  		}
  
  		if (full) {
  			result[1] = fullforms[e] ? fullforms[e] : fullform[standard][e] + (bits ? "bit" : "byte") + (result[0] === 1 ? "" : "s");
  		}
  
  		return result.join(spacer);
  	}
  
  	// Partial application for functional programming
  	filesize.partial = function (opt) {
  		return function (arg) {
  			return filesize(arg, opt);
  		};
  	};
  
  	// CommonJS, AMD, script tag
  	if (typeof exports !== "undefined") {
  		module.exports = filesize;
  	} else if (typeof define === "function" && define.amd) {
  		define(function () {
  			return filesize;
  		});
  	} else {
  		global.filesize = filesize;
  	}
  })(typeof window !== "undefined" ? window : global);
  