web/static-dist/libs/es-ckeditor/plugins/pasteimage/filesize.js

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"use strict";

/**
 * filesize
 *
 * @author Jason Mulligan <jason.mulligan@avoidwork.com>
 * @copyright 2015 Jason Mulligan
 * @license BSD-3 <https://raw.github.com/avoidwork/filesize.js/master/LICENSE>
 * @link http://filesizejs.com
 * @module filesize
 * @version 3.1.2
 */
(function (global) {
	var bit = /b$/;
	var si = {
		bits: ["B", "kb", "Mb", "Gb", "Tb", "Pb", "Eb", "Zb", "Yb"],
		bytes: ["B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"]
	};

	/**
  * filesize
  *
  * @method filesize
  * @param  {Mixed}   arg        String, Int or Float to transform
  * @param  {Object}  descriptor [Optional] Flags
  * @return {String}             Readable file size String
  */
	var filesize = function (arg) {
		var descriptor = arguments[1] === undefined ? {} : arguments[1];

		var result = [];
		var skip = false;
		var val = 0;
		var e = undefined,
		    base = undefined,
		    bits = undefined,
		    ceil = undefined,
		    neg = undefined,
		    num = undefined,
		    output = undefined,
		    round = undefined,
		    unix = undefined,
		    spacer = undefined,
		    suffixes = undefined;

		if (isNaN(arg)) {
			throw new Error("Invalid arguments");
		}

		bits = descriptor.bits === true;
		unix = descriptor.unix === true;
		base = descriptor.base !== undefined ? descriptor.base : 2;
		round = descriptor.round !== undefined ? descriptor.round : unix ? 1 : 2;
		spacer = descriptor.spacer !== undefined ? descriptor.spacer : unix ? "" : " ";
		suffixes = descriptor.suffixes !== undefined ? descriptor.suffixes : {};
		output = descriptor.output !== undefined ? descriptor.output : "string";
		e = descriptor.exponent !== undefined ? descriptor.exponent : -1;
		num = Number(arg);
		neg = num < 0;
		ceil = base > 2 ? 1000 : 1024;