@randajan/regex-parser/dist/cjs/index.cjs

Convert between JavaScript RegExp and its string representation. Simple, safe and lightweight.

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/index.js
var index_exports = {};
__export(index_exports, {
  rgxToStr: () => rgxToStr,
  strToRgx: () => strToRgx
});
module.exports = __toCommonJS(index_exports);
var _regex = /^\/((?:\\.|[^\\/])+)\/([a-z]*)$/i;
var _regexEsc = /[.*+?^${}()|[\]\\]/g;
var _unsafeSlash = /(^|[^\\])\//g;
var rgxToStr = (rgx) => {
  if (!(rgx instanceof RegExp)) throw new TypeError("Expected RegExp");
  const pattern = rgx.source.replace(_unsafeSlash, "$1\\/");
  return `/${pattern}/${rgx.flags}`;
};
var strToRgx = (str, strict = false) => {
  if (typeof str !== "string") throw new TypeError("Expected string");
  const m = str.match(_regex);
  if (m) return new RegExp(m[1], m[2]);
  if (strict) throw new SyntaxError("Invalid regex string");
  return new RegExp(str.replace(_regexEsc, "\\$&"));
};
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