Composer

Author: Ekman

.gitignore

@@ -2,6 +2,14 @@ index.php
 
 # Created by http://www.gitignore.io
 
+### Composer ###
+composer.phar
+vendor/
+
+# Commit your application's lock file http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file
+# You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
+composer.lock
+
 ### Windows ###
 # Windows image file caches
 Thumbs.db

LuhnAlgorithm.php

@@ -152,7 +152,7 @@ public function getCheckDigit() {
 	 * @param string $string String to "convert" to integer
 	 * @return string String containing only numbers
 	 */
-	public static function toInteger($string) {
+	private static function toInteger($string) {
 		return preg_replace("/[^\d]/", "", $string);
 	}
 

composer.json

@@ -0,0 +1,20 @@
+{
+	"name": "nekman/luhn-algorithm",
+	"type": "library",
+	"description": "Implementation of the Luhn algorithm in PHP",
+	"keywords": ["luhn", "credit card", "identification number"],
+	"homepage": "https://github.com/Ekman/Luhn-Algorithm",
+	"license": "MIT",
+	"authors": [{
+		"name": "Niklas Ekman",
+		"email": "nikl.ekman@gmail.com",
+		"homepage": "http://www.codr.se",
+		"role": "Developer"
+	}],
+	"require": {
+		"php": ">=4.0.0"
+	},
+	"require-dev": {
+		"phpunit/phpunit": "3.7.*"
+	}
+}