mirror of
https://github.com/Sevichecc/Urara-Blog.git
synced 2025-05-05 00:59:29 +08:00
60 lines
1.7 KiB
Text
60 lines
1.7 KiB
Text
"use strict";
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
function _export(target, all) {
|
|
for(var name in all)Object.defineProperty(target, name, {
|
|
enumerable: true,
|
|
get: all[name]
|
|
});
|
|
}
|
|
_export(exports, {
|
|
pattern: ()=>pattern,
|
|
withoutCapturing: ()=>withoutCapturing,
|
|
any: ()=>any,
|
|
optional: ()=>optional,
|
|
zeroOrMore: ()=>zeroOrMore,
|
|
nestedBrackets: ()=>nestedBrackets,
|
|
escape: ()=>escape
|
|
});
|
|
const REGEX_SPECIAL = /[\\^$.*+?()[\]{}|]/g;
|
|
const REGEX_HAS_SPECIAL = RegExp(REGEX_SPECIAL.source);
|
|
/**
|
|
* @param {string|RegExp|Array<string|RegExp>} source
|
|
*/ function toSource(source) {
|
|
source = Array.isArray(source) ? source : [
|
|
source
|
|
];
|
|
source = source.map((item)=>item instanceof RegExp ? item.source : item);
|
|
return source.join("");
|
|
}
|
|
function pattern(source) {
|
|
return new RegExp(toSource(source), "g");
|
|
}
|
|
function withoutCapturing(source) {
|
|
return new RegExp(`(?:${toSource(source)})`, "g");
|
|
}
|
|
function any(sources) {
|
|
return `(?:${sources.map(toSource).join("|")})`;
|
|
}
|
|
function optional(source) {
|
|
return `(?:${toSource(source)})?`;
|
|
}
|
|
function zeroOrMore(source) {
|
|
return `(?:${toSource(source)})*`;
|
|
}
|
|
function nestedBrackets(open, close, depth = 1) {
|
|
return withoutCapturing([
|
|
escape(open),
|
|
/[^\s]*/,
|
|
depth === 1 ? `[^${escape(open)}${escape(close)}\s]*` : any([
|
|
`[^${escape(open)}${escape(close)}\s]*`,
|
|
nestedBrackets(open, close, depth - 1)
|
|
]),
|
|
/[^\s]*/,
|
|
escape(close),
|
|
]);
|
|
}
|
|
function escape(string) {
|
|
return string && REGEX_HAS_SPECIAL.test(string) ? string.replace(REGEX_SPECIAL, "\\$&") : string || "";
|
|
}
|