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{} : arguments[1];\n\n\t\tvar result = [],\n\t\t    val = 0,\n\t\t    e = void 0,\n\t\t    base = void 0,\n\t\t    bits = void 0,\n\t\t    ceil = void 0,\n\t\t    neg = void 0,\n\t\t    num = void 0,\n\t\t    output = void 0,\n\t\t    round = void 0,\n\t\t    unix = void 0,\n\t\t    spacer = void 0,\n\t\t    standard = void 0,\n\t\t    symbols = void 0;\n\n\t\tif (isNaN(arg)) {\n\t\t\tthrow new Error(\"Invalid arguments\");\n\t\t}\n\n\t\tbits = descriptor.bits === true;\n\t\tunix = descriptor.unix === true;\n\t\tbase = descriptor.base || 2;\n\t\tround = descriptor.round !== undefined ? descriptor.round : unix ? 1 : 2;\n\t\tspacer = descriptor.spacer !== undefined ? descriptor.spacer : unix ? \"\" : \" \";\n\t\tsymbols = descriptor.symbols || descriptor.suffixes || {};\n\t\tstandard = base === 2 ? descriptor.standard || \"jedec\" : \"jedec\";\n\t\toutput = descriptor.output || \"string\";\n\t\te = descriptor.exponent !== undefined ? descriptor.exponent : -1;\n\t\tnum = Number(arg);\n\t\tneg = num < 0;\n\t\tceil = base > 2 ? 1000 : 1024;\n\n\t\t// Flipping a negative number to determine the size\n\t\tif (neg) {\n\t\t\tnum = -num;\n\t\t}\n\n\t\t// Zero is now a special case because bytes divide by 1\n\t\tif (num === 0) {\n\t\t\tresult[0] = 0;\n\t\t\tresult[1] = unix ? \"\" : !bits ? \"B\" : \"b\";\n\t\t} else {\n\t\t\t// Determining the exponent\n\t\t\tif (e === -1 || isNaN(e)) {\n\t\t\t\te = Math.floor(Math.log(num) / Math.log(ceil));\n\n\t\t\t\tif (e < 0) {\n\t\t\t\t\te = 0;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Exceeding supported length, time to reduce & multiply\n\t\t\tif (e > 8) {\n\t\t\t\te = 8;\n\t\t\t}\n\n\t\t\tval = base === 2 ? num / Math.pow(2, e * 10) : num / Math.pow(1000, e);\n\n\t\t\tif (bits) {\n\t\t\t\tval = val * 8;\n\n\t\t\t\tif (val > ceil && e < 8) {\n\t\t\t\t\tval = val / ceil;\n\t\t\t\t\te++;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tresult[0] = Number(val.toFixed(e > 0 ? round : 0));\n\t\t\tresult[1] = base === 10 && e === 1 ? bits ? \"kb\" : \"kB\" : symbol[standard][bits ? \"bits\" : \"bytes\"][e];\n\n\t\t\tif (unix) {\n\t\t\t\tresult[1] = standard === \"jedec\" ? result[1].charAt(0) : e > 0 ? result[1].replace(/B$/, \"\") : result[1];\n\n\t\t\t\tif (b.test(result[1])) {\n\t\t\t\t\tresult[0] = Math.floor(result[0]);\n\t\t\t\t\tresult[1] = \"\";\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Decorating a 'diff'\n\t\tif (neg) {\n\t\t\tresult[0] = -result[0];\n\t\t}\n\n\t\t// Applying custom symbol\n\t\tresult[1] = symbols[result[1]] || result[1];\n\n\t\t// Returning Array, Object, or String (default)\n\t\tif (output === \"array\") {\n\t\t\treturn result;\n\t\t}\n\n\t\tif (output === \"exponent\") {\n\t\t\treturn e;\n\t\t}\n\n\t\tif (output === \"object\") {\n\t\t\treturn { value: result[0], suffix: result[1], symbol: result[1] };\n\t\t}\n\n\t\treturn result.join(spacer);\n\t}\n\n\t// CommonJS, AMD, script tag\n\tif (typeof exports !== \"undefined\") {\n\t\tmodule.exports = filesize;\n\t} else if (typeof define === \"function\" && define.amd) {\n\t\tdefine(function () {\n\t\t\treturn filesize;\n\t\t});\n\t} else {\n\t\tglobal.filesize = filesize;\n\t}\n})(typeof window !== \"undefined\" ? window : global);\n"]}