edouard@3360: /* https://github.com/alexei/sprintf.js/blob/master/src/sprintf.js */
edouard@3360: /* global window, exports, define */
edouard@3360:
edouard@3360: !function() {
edouard@3360: 'use strict'
edouard@3360:
edouard@3360: var re = {
edouard@3360: not_string: /[^s]/,
edouard@3360: not_bool: /[^t]/,
edouard@3360: not_type: /[^T]/,
edouard@3360: not_primitive: /[^v]/,
edouard@3360: number: /[diefg]/,
edouard@3360: numeric_arg: /[bcdiefguxX]/,
edouard@3360: json: /[j]/,
edouard@3360: not_json: /[^j]/,
edouard@3360: text: /^[^\x25]+/,
edouard@3360: modulo: /^\x25{2}/,
Edouard@3451: placeholder: /^\x25(?:([1-9]\d*)\$|\(([^)]+)\))?(\+)?(0|'[^$])?(-)?(\d+)?(?:\.(\d+))?([b-gijostTuvxXD])/,
edouard@3360: key: /^([a-z_][a-z_\d]*)/i,
edouard@3360: key_access: /^\.([a-z_][a-z_\d]*)/i,
edouard@3360: index_access: /^\[(\d+)\]/,
edouard@3360: sign: /^[+-]/
edouard@3360: }
edouard@3360:
edouard@3360: function sprintf(key) {
edouard@3360: // arguments is not an array, but should be fine for this call
edouard@3360: return sprintf_format(sprintf_parse(key), arguments)
edouard@3360: }
edouard@3360:
edouard@3360: function vsprintf(fmt, argv) {
edouard@3360: return sprintf.apply(null, [fmt].concat(argv || []))
edouard@3360: }
edouard@3360:
edouard@3360: function sprintf_format(parse_tree, argv) {
edouard@3360: var cursor = 1, tree_length = parse_tree.length, arg, output = '', i, k, ph, pad, pad_character, pad_length, is_positive, sign
edouard@3360: for (i = 0; i < tree_length; i++) {
edouard@3360: if (typeof parse_tree[i] === 'string') {
edouard@3360: output += parse_tree[i]
edouard@3360: }
edouard@3360: else if (typeof parse_tree[i] === 'object') {
edouard@3360: ph = parse_tree[i] // convenience purposes only
edouard@3360: if (ph.keys) { // keyword argument
edouard@3360: arg = argv[cursor]
edouard@3360: for (k = 0; k < ph.keys.length; k++) {
edouard@3360: if (arg == undefined) {
edouard@3360: throw new Error(sprintf('[sprintf] Cannot access property "%s" of undefined value "%s"', ph.keys[k], ph.keys[k-1]))
edouard@3360: }
edouard@3360: arg = arg[ph.keys[k]]
edouard@3360: }
edouard@3360: }
edouard@3360: else if (ph.param_no) { // positional argument (explicit)
edouard@3360: arg = argv[ph.param_no]
edouard@3360: }
edouard@3360: else { // positional argument (implicit)
edouard@3360: arg = argv[cursor++]
edouard@3360: }
edouard@3360:
edouard@3360: if (re.not_type.test(ph.type) && re.not_primitive.test(ph.type) && arg instanceof Function) {
edouard@3360: arg = arg()
edouard@3360: }
edouard@3360:
Edouard@3837: if (re.numeric_arg.test(ph.type)){
Edouard@3837: let argtype = typeof arg;
Edouard@3837: if ( argtype !== 'bigint') {
Edouard@3837: if ( argtype !== 'number' && isNaN(arg) ) {
Edouard@3837: throw new TypeError(sprintf('[sprintf] expecting number but found %T', arg))
Edouard@3837: }
Edouard@3837: }
edouard@3360: }
edouard@3360:
edouard@3360: if (re.number.test(ph.type)) {
edouard@3360: is_positive = arg >= 0
edouard@3360: }
edouard@3360:
edouard@3360: switch (ph.type) {
edouard@3360: case 'b':
edouard@3360: arg = parseInt(arg, 10).toString(2)
edouard@3360: break
edouard@3360: case 'c':
edouard@3360: arg = String.fromCharCode(parseInt(arg, 10))
edouard@3360: break
edouard@3360: case 'd':
edouard@3360: case 'i':
edouard@3360: arg = parseInt(arg, 10)
edouard@3360: break
Edouard@3451: case 'D':
Edouard@3451: /*
Edouard@3451:
Edouard@3451: select date format with width
Edouard@3451: select time format with precision
Edouard@3451: %D => 13:31 AM (default)
Edouard@3451: %1D => 13:31 AM
Edouard@3451: %.1D => 07/07/20
Edouard@3451: %1.1D => 07/07/20, 13:31 AM
Edouard@3451: %1.2D => 07/07/20, 13:31:55 AM
Edouard@3451: %2.2D => May 5, 2022, 9:29:16 AM
Edouard@3451: %3.3D => May 5, 2022 at 9:28:16 AM GMT+2
Edouard@3451: %4.4D => Thursday, May 5, 2022 at 9:26:59 AM Central European Summer Time
Edouard@3451:
Edouard@3451: see meaning of DateTimeFormat's options "datestyle" and "timestyle" in MDN
Edouard@3451: */
Edouard@3451:
Edouard@3472: let [datestyle, timestyle] = [ph.width, ph.precision].map(val => ({
Edouard@3451: 1: "short",
Edouard@3451: 2: "medium",
Edouard@3451: 3: "long",
Edouard@3451: 4: "full"
Edouard@3472: }[val]));
Edouard@3451:
Edouard@3451: if(timestyle === undefined && datestyle === undefined){
Edouard@3451: timestyle = "short";
Edouard@3451: }
Edouard@3451:
Edouard@3451: let options = {
Edouard@3451: dateStyle: datestyle,
Edouard@3451: timeStyle: timestyle,
Edouard@3451: hour12: false
Edouard@3451: }
Edouard@3451:
Edouard@3451: /* get lang from globals */
Edouard@3451: let lang = get_current_lang_code();
Edouard@3486: let f;
Edouard@3486: try{
Edouard@3486: f = new Intl.DateTimeFormat(lang, options);
Edouard@3486: } catch(e) {
Edouard@3486: f = new Intl.DateTimeFormat('en-US', options);
Edouard@3486: }
Edouard@3486: arg = f.format(arg);
Edouard@3486:
Edouard@3451: /*
Edouard@3451: TODO: select with padding char
Edouard@3451: a: absolute time and date (default)
Edouard@3451: r: relative time
Edouard@3451: */
Edouard@3451:
Edouard@3451: break
edouard@3360: case 'j':
edouard@3360: arg = JSON.stringify(arg, null, ph.width ? parseInt(ph.width) : 0)
edouard@3360: break
edouard@3360: case 'e':
edouard@3360: arg = ph.precision ? parseFloat(arg).toExponential(ph.precision) : parseFloat(arg).toExponential()
edouard@3360: break
edouard@3360: case 'f':
edouard@3360: arg = ph.precision ? parseFloat(arg).toFixed(ph.precision) : parseFloat(arg)
edouard@3360: break
edouard@3360: case 'g':
edouard@3360: arg = ph.precision ? String(Number(arg.toPrecision(ph.precision))) : parseFloat(arg)
edouard@3360: break
edouard@3360: case 'o':
edouard@3360: arg = (parseInt(arg, 10) >>> 0).toString(8)
edouard@3360: break
edouard@3360: case 's':
edouard@3360: arg = String(arg)
edouard@3360: arg = (ph.precision ? arg.substring(0, ph.precision) : arg)
edouard@3360: break
edouard@3360: case 't':
edouard@3360: arg = String(!!arg)
edouard@3360: arg = (ph.precision ? arg.substring(0, ph.precision) : arg)
edouard@3360: break
edouard@3360: case 'T':
edouard@3360: arg = Object.prototype.toString.call(arg).slice(8, -1).toLowerCase()
edouard@3360: arg = (ph.precision ? arg.substring(0, ph.precision) : arg)
edouard@3360: break
edouard@3360: case 'u':
edouard@3360: arg = parseInt(arg, 10) >>> 0
edouard@3360: break
edouard@3360: case 'v':
edouard@3360: arg = arg.valueOf()
edouard@3360: arg = (ph.precision ? arg.substring(0, ph.precision) : arg)
edouard@3360: break
edouard@3360: case 'x':
edouard@3360: arg = (parseInt(arg, 10) >>> 0).toString(16)
edouard@3360: break
edouard@3360: case 'X':
edouard@3360: arg = (parseInt(arg, 10) >>> 0).toString(16).toUpperCase()
edouard@3360: break
edouard@3360: }
edouard@3360: if (re.json.test(ph.type)) {
edouard@3360: output += arg
edouard@3360: }
edouard@3360: else {
edouard@3360: if (re.number.test(ph.type) && (!is_positive || ph.sign)) {
edouard@3360: sign = is_positive ? '+' : '-'
edouard@3360: arg = arg.toString().replace(re.sign, '')
edouard@3360: }
edouard@3360: else {
edouard@3360: sign = ''
edouard@3360: }
edouard@3360: pad_character = ph.pad_char ? ph.pad_char === '0' ? '0' : ph.pad_char.charAt(1) : ' '
edouard@3360: pad_length = ph.width - (sign + arg).length
edouard@3360: pad = ph.width ? (pad_length > 0 ? pad_character.repeat(pad_length) : '') : ''
edouard@3360: output += ph.align ? sign + arg + pad : (pad_character === '0' ? sign + pad + arg : pad + sign + arg)
edouard@3360: }
edouard@3360: }
edouard@3360: }
edouard@3360: return output
edouard@3360: }
edouard@3360:
edouard@3360: var sprintf_cache = Object.create(null)
edouard@3360:
edouard@3360: function sprintf_parse(fmt) {
edouard@3360: if (sprintf_cache[fmt]) {
edouard@3360: return sprintf_cache[fmt]
edouard@3360: }
edouard@3360:
edouard@3360: var _fmt = fmt, match, parse_tree = [], arg_names = 0
edouard@3360: while (_fmt) {
edouard@3360: if ((match = re.text.exec(_fmt)) !== null) {
edouard@3360: parse_tree.push(match[0])
edouard@3360: }
edouard@3360: else if ((match = re.modulo.exec(_fmt)) !== null) {
edouard@3360: parse_tree.push('%')
edouard@3360: }
edouard@3360: else if ((match = re.placeholder.exec(_fmt)) !== null) {
edouard@3360: if (match[2]) {
edouard@3360: arg_names |= 1
edouard@3360: var field_list = [], replacement_field = match[2], field_match = []
edouard@3360: if ((field_match = re.key.exec(replacement_field)) !== null) {
edouard@3360: field_list.push(field_match[1])
edouard@3360: while ((replacement_field = replacement_field.substring(field_match[0].length)) !== '') {
edouard@3360: if ((field_match = re.key_access.exec(replacement_field)) !== null) {
edouard@3360: field_list.push(field_match[1])
edouard@3360: }
edouard@3360: else if ((field_match = re.index_access.exec(replacement_field)) !== null) {
edouard@3360: field_list.push(field_match[1])
edouard@3360: }
edouard@3360: else {
edouard@3360: throw new SyntaxError('[sprintf] failed to parse named argument key')
edouard@3360: }
edouard@3360: }
edouard@3360: }
edouard@3360: else {
edouard@3360: throw new SyntaxError('[sprintf] failed to parse named argument key')
edouard@3360: }
edouard@3360: match[2] = field_list
edouard@3360: }
edouard@3360: else {
edouard@3360: arg_names |= 2
edouard@3360: }
edouard@3360: if (arg_names === 3) {
edouard@3360: throw new Error('[sprintf] mixing positional and named placeholders is not (yet) supported')
edouard@3360: }
edouard@3360:
edouard@3360: parse_tree.push(
edouard@3360: {
edouard@3360: placeholder: match[0],
edouard@3360: param_no: match[1],
edouard@3360: keys: match[2],
edouard@3360: sign: match[3],
edouard@3360: pad_char: match[4],
edouard@3360: align: match[5],
edouard@3360: width: match[6],
edouard@3360: precision: match[7],
edouard@3360: type: match[8]
edouard@3360: }
edouard@3360: )
edouard@3360: }
edouard@3360: else {
edouard@3360: throw new SyntaxError('[sprintf] unexpected placeholder')
edouard@3360: }
edouard@3360: _fmt = _fmt.substring(match[0].length)
edouard@3360: }
edouard@3360: return sprintf_cache[fmt] = parse_tree
edouard@3360: }
edouard@3360:
edouard@3360: /**
edouard@3360: * export to either browser or node.js
edouard@3360: */
edouard@3360: /* eslint-disable quote-props */
edouard@3360: if (typeof exports !== 'undefined') {
edouard@3360: exports['sprintf'] = sprintf
edouard@3360: exports['vsprintf'] = vsprintf
edouard@3360: }
edouard@3360: if (typeof window !== 'undefined') {
edouard@3360: window['sprintf'] = sprintf
edouard@3360: window['vsprintf'] = vsprintf
edouard@3360:
edouard@3360: if (typeof define === 'function' && define['amd']) {
edouard@3360: define(function() {
edouard@3360: return {
edouard@3360: 'sprintf': sprintf,
edouard@3360: 'vsprintf': vsprintf
edouard@3360: }
edouard@3360: })
edouard@3360: }
edouard@3360: }
edouard@3360: /* eslint-enable quote-props */
edouard@3360: }(); // eslint-disable-line