regexp-dummy-generator

regexp-dummy-generator is a JavaScript library that generates dummy strings matching a given regular expression.
It is useful for testing, prototyping, and demonstration purposes.

Playground

Try it out in your browser!
https://mochiya98.github.io/regexp-dummy-generator/

Usage

import { newDummyGenerator } from "regexp-dummy-generator";

const generator = newDummyGenerator(/[A-Za-z0-9]{50}/u, {
  defaultMaxRepeat: 10,
  allLettersRangeClass: "\\x21-\\x7E",
});
console.log(generator());

• defaultMaxRepeat (number):
  The default maximum number of repetitions for quantifiers like {n,} or *.
  Default: 10

• allLettersRangeClass (string):
  The character range used for ., \S, etc.
  Default: \u0000-\uffff / \u{0000}-\u{10ffff} (u flag)

License

MIT