A simple function that generates the RegExp expression for passwords validation.
npm install password-regexp
const passwordRegexp = require("password-regexp")();
passwordRegexp.test("abc123"); // returns false
passwordRegexp.test("Strong12"); // returns trueBy default, it generates a RegExp, that check a string value that match:
- at least, 1 numeric character
- at least, 1 uppercase letter
- at least, 1 lowercase letter
- min 8, max 32 symbols.
These conditions are customizable by function atrributes:
const passwordRegexp = require("password-regexp");
const customRegexp = passwordRegexp({
  min: 12,
  max: 18,
  numeric: false,
  uppercase: false,
  symbols: true, // an option for symbols: ! @ # $ % ^ &
});