@ginstone/nga-api/dist/src/bbscode/PatternFactory.js

"use strict";
// 正则表达式工厂
Object.defineProperty(exports, "__esModule", { value: true });
exports.PatternFactory = void 0;
const map = new Map();
class PatternFactory {
    /**
     * 获取正则
     * @param regex 表达式字符串
     * @param flags flags
     */
    static getPattern(regex, flags) {
        const key = regex + " flags:" + flags;
        const v = map.get(key);
        if (v) {
            return v;
        }
        const e = new RegExp(regex, flags);
        map.set(key, e);
        return e;
    }
}
exports.PatternFactory = PatternFactory;