Password Checker

Deno🦕 module to test if a password/string matches the preset criterias.

Installation

import { checkPassword } from "https://deno.land/x/password_checker/mod.ts";

Parameters

Mandatory Parameters:

password: string

Optional Parameters:

minLen: number - To check the password against a minimum length. Defaults to 0 which disables the check.
maxLen: number - To check the password against a maximum length. Defaults to 0 which disables the check.
containsNum: boolean - To check if the password contains any numbers. Defaults to true and enables the check.
containsSpecialChar: boolean - To check if the password contains any special characters. Defaults to true and enables the check.
containsAlphabet: boolean - To check if the password contains any alphabets. Defaults to true and enables the check.

Usage

import { checkPassword } from "https://deno.land/x/password_checker/mod.ts";

const passwordString: string = "randomPassword123!.";

let isPasswordValid: boolean;

// Default case which checks if password is alphanumeric and contains special characters
isPasswordValid = checkPassword({ password: passWordString });

// To set minimum length of password
isPasswordValid = checkPassword({ password: passwordString, minLen: 5 });

// To set maximum length of password
isPasswordValid = checkPassword({
  password: passwordString,
  minLen: 5,
  maxLen: 12,
});

// To disable number check on password
isPasswordValid = checkPassword({
  password: passwordString,
  containsNum: false,
});

// To disable alphanumeric check on password
isPasswordValid = checkPassword({
  password: passwordString,
  containsNum: false,
  containsAlphabet: false,
});

// To disable special characters check on password
isPasswordValid = checkPassword({
  password: passwordString,
  containsSpecialChar: false,
});

License

This package is published under the Unlicense. For more information, see the accompanying LICENSE file.

PS:

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And, if you are willing to buy me a coffee, that would be awesome. :)