| 1 | {"version":3,"file":"filesize.esm.min.js","sources":["../src/constants.js","../src/filesize.js"],"sourcesContent":["export const ARRAY = \"array\";\nexport const BIT = \"bit\";\nexport const BITS = \"bits\";\nexport const BYTE = \"byte\";\nexport const BYTES = \"bytes\";\nexport const EMPTY = \"\";\nexport const EXPONENT = \"exponent\";\nexport const FUNCTION = \"function\";\nexport const IEC = \"iec\";\nexport const INVALID_NUMBER = \"Invalid number\";\nexport const INVALID_ROUND = \"Invalid rounding method\";\nexport const JEDEC = \"jedec\";\nexport const OBJECT = \"object\";\nexport const PERIOD = \".\";\nexport const ROUND = \"round\";\nexport const S = \"s\";\nexport const SI_KBIT = \"kbit\";\nexport const SI_KBYTE = \"kB\";\nexport const SPACE = \" \";\nexport const STRING = \"string\";\nexport const ZERO = \"0\";\nexport const STRINGS = {\n\tsymbol: {\n\t\tiec: {\n\t\t\tbits: [\"bit\", \"Kibit\", \"Mibit\", \"Gibit\", \"Tibit\", \"Pibit\", \"Eibit\", \"Zibit\", \"Yibit\"],\n\t\t\tbytes: [\"B\", \"KiB\", \"MiB\", \"GiB\", \"TiB\", \"PiB\", \"EiB\", \"ZiB\", \"YiB\"]\n\t\t},\n\t\tjedec: {\n\t\t\tbits: [\"bit\", \"Kbit\", \"Mbit\", \"Gbit\", \"Tbit\", \"Pbit\", \"Ebit\", \"Zbit\", \"Ybit\"],\n\t\t\tbytes: [\"B\", \"KB\", \"MB\", \"GB\", \"TB\", \"PB\", \"EB\", \"ZB\", \"YB\"]\n\t\t}\n\t},\n\tfullform: {\n\t\tiec: [\"\", \"kibi\", \"mebi\", \"gibi\", \"tebi\", \"pebi\", \"exbi\", \"zebi\", \"yobi\"],\n\t\tjedec: [\"\", \"kilo\", \"mega\", \"giga\", \"tera\", \"peta\", \"exa\", \"zetta\", \"yotta\"]\n\t}\n};\n","import {\n\tARRAY,\n\tBIT,\n\tBITS,\n\tBYTE,\n\tBYTES,\n\tEMPTY,\n\tEXPONENT,\n\tFUNCTION,\n\tIEC,\n\tINVALID_NUMBER,\n\tINVALID_ROUND,\n\tJEDEC,\n\tOBJECT,\n\tPERIOD,\n\tROUND,\n\tS,\n\tSI_KBIT,\n\tSI_KBYTE,\n\tSPACE,\n\tSTRING,\n\tSTRINGS,\n\tZERO\n} from \"./constants\";\n\nexport function filesize (arg, {\n\tbits = false,\n\tpad = false,\n\tbase = -1,\n\tround = 2,\n\tlocale = EMPTY,\n\tlocaleOptions = {},\n\tseparator = EMPTY,\n\tspacer = SPACE,\n\tsymbols = {},\n\tstandard = EMPTY,\n\toutput = STRING,\n\tfullform = false,\n\tfullforms = [],\n\texponent = -1,\n\troundingMethod = ROUND,\n\tprecision = 0\n} = {}) {\n\tlet e = exponent,\n\t\tnum = Number(arg),\n\t\tresult = [],\n\t\tval = 0,\n\t\tu = EMPTY;\n\n\t// Sync base & standard\n\tif (base === -1 && standard.length === 0) {\n\t\tbase = 10;\n\t\tstandard = JEDEC;\n\t} else if (base === -1 && standard.length > 0) {\n\t\tstandard = standard === IEC ? 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JEDEC : IEC;\n\t}\n\n\tconst ceil = base === 10 ? 1000 : 1024,\n\t\tfull = fullform === true,\n\t\tneg = num < 0,\n\t\troundingFunc = Math[roundingMethod];\n\n\tif (typeof arg !== \"bigint\" && isNaN(arg)) {\n\t\tthrow new TypeError(INVALID_NUMBER);\n\t}\n\n\tif (typeof roundingFunc !== FUNCTION) {\n\t\tthrow new TypeError(INVALID_ROUND);\n\t}\n\n\t// Flipping a negative number to determine the size\n\tif (neg) {\n\t\tnum = -num;\n\t}\n\n\t// Determining the exponent\n\tif (e === -1 || isNaN(e)) {\n\t\te = Math.floor(Math.log(num) / Math.log(ceil));\n\n\t\tif (e < 0) {\n\t\t\te = 0;\n\t\t}\n\t}\n\n\t// Exceeding supported length, time to reduce & multiply\n\tif (e > 8) {\n\t\tif (precision > 0) {\n\t\t\tprecision += 8 - e;\n\t\t}\n\n\t\te = 8;\n\t}\n\n\tif (output === EXPONENT) {\n\t\treturn e;\n\t}\n\n\t// Zero is now a special case because bytes divide by 1\n\tif (num === 0) {\n\t\tresult[0] = 0;\n\t\tu = result[1] = STRINGS.symbol[standard][bits ? BITS : BYTES][e];\n\t} else {\n\t\tval = num / (base === 2 ? Math.pow(2, e * 10) : Math.pow(1000, e));\n\n\t\tif (bits) {\n\t\t\tval = val * 8;\n\n\t\t\tif (val >= ceil && e < 8) {\n\t\t\t\tval = val / ceil;\n\t\t\t\te++;\n\t\t\t}\n\t\t}\n\n\t\tconst p = Math.pow(10, e > 0 ? round : 0);\n\t\tresult[0] = roundingFunc(val * p) / p;\n\n\t\tif (result[0] === ceil && e < 8 && exponent === -1) {\n\t\t\tresult[0] = 1;\n\t\t\te++;\n\t\t}\n\n\t\tu = result[1] = base === 10 && e === 1 ? bits ? SI_KBIT : SI_KBYTE : STRINGS.symbol[standard][bits ? BITS : BYTES][e];\n\t}\n\n\t// Decorating a 'diff'\n\tif (neg) {\n\t\tresult[0] = -result[0];\n\t}\n\n\t// Setting optional precision\n\tif (precision > 0) {\n\t\tresult[0] = result[0].toPrecision(precision);\n\t}\n\n\t// Applying custom symbol\n\tresult[1] = symbols[result[1]] || result[1];\n\n\tif (locale === true) {\n\t\tresult[0] = result[0].toLocaleString();\n\t} else if (locale.length > 0) {\n\t\tresult[0] = result[0].toLocaleString(locale, localeOptions);\n\t} else if (separator.length > 0) {\n\t\tresult[0] = result[0].toString().replace(PERIOD, separator);\n\t}\n\n\tif (pad && Number.isInteger(result[0]) === false && round > 0) {\n\t\tconst x = separator || PERIOD,\n\t\t\ttmp = result[0].toString().split(x),\n\t\t\ts = tmp[1] || EMPTY,\n\t\t\tl = s.length,\n\t\t\tn = round - l;\n\n\t\tresult[0] = `${tmp[0]}${x}${s.padEnd(l + n, ZERO)}`;\n\t}\n\n\tif (full) {\n\t\tresult[1] = fullforms[e] ? fullforms[e] : STRINGS.fullform[standard][e] + (bits ? BIT : BYTE) + (result[0] === 1 ? 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