regex.js
2.44 KB
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var match1 = /\d/, // 0 - 9
match2 = /\d\d/, // 00 - 99
match3 = /\d{3}/, // 000 - 999
match4 = /\d{4}/, // 0000 - 9999
match6 = /[+-]?\d{6}/, // -999999 - 999999
match1to2 = /\d\d?/, // 0 - 99
match3to4 = /\d\d\d\d?/, // 999 - 9999
match5to6 = /\d\d\d\d\d\d?/, // 99999 - 999999
match1to3 = /\d{1,3}/, // 0 - 999
match1to4 = /\d{1,4}/, // 0 - 9999
match1to6 = /[+-]?\d{1,6}/, // -999999 - 999999
matchUnsigned = /\d+/, // 0 - inf
matchSigned = /[+-]?\d+/, // -inf - inf
matchOffset = /Z|[+-]\d\d:?\d\d/gi, // +00:00 -00:00 +0000 -0000 or Z
matchShortOffset = /Z|[+-]\d\d(?::?\d\d)?/gi, // +00 -00 +00:00 -00:00 +0000 -0000 or Z
matchTimestamp = /[+-]?\d+(\.\d{1,3})?/, // 123456789 123456789.123
// any word (or two) characters or numbers including two/three word month in arabic.
// includes scottish gaelic two word and hyphenated months
matchWord =
/[0-9]{0,256}['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFF07\uFF10-\uFFEF]{1,256}|[\u0600-\u06FF\/]{1,256}(\s*?[\u0600-\u06FF]{1,256}){1,2}/i,
regexes;
export {
match1,
match2,
match3,
match4,
match6,
match1to2,
match3to4,
match5to6,
match1to3,
match1to4,
match1to6,
matchUnsigned,
matchSigned,
matchOffset,
matchShortOffset,
matchTimestamp,
matchWord,
};
import hasOwnProp from '../utils/has-own-prop';
import isFunction from '../utils/is-function';
regexes = {};
export function addRegexToken(token, regex, strictRegex) {
regexes[token] = isFunction(regex)
? regex
: function (isStrict, localeData) {
return isStrict && strictRegex ? strictRegex : regex;
};
}
export function getParseRegexForToken(token, config) {
if (!hasOwnProp(regexes, token)) {
return new RegExp(unescapeFormat(token));
}
return regexes[token](config._strict, config._locale);
}
// Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
function unescapeFormat(s) {
return regexEscape(
s
.replace('\\', '')
.replace(
/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g,
function (matched, p1, p2, p3, p4) {
return p1 || p2 || p3 || p4;
}
)
);
}
export function regexEscape(s) {
return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
}