Created shortcode creation rest endpoint

src/Util/RestUtils.php

@@ -0,0 +1,26 @@
+<?php
+namespace Acelaya\UrlShortener\Util;
+
+use Acelaya\UrlShortener\Exception\ExceptionInterface;
+use Acelaya\UrlShortener\Exception\InvalidShortCodeException;
+use Acelaya\UrlShortener\Exception\InvalidUrlException;
+
+class RestUtils
+{
+    const INVALID_SHORTCODE_ERROR = 'INVALID_SHORTCODE';
+    const INVALID_URL_ERROR = 'INVALID_URL';
+    const INVALID_ARGUMENT_ERROR = 'INVALID_ARGUMEN';
+    const UNKNOWN_ERROR = 'UNKNOWN_ERROR';
+
+    public static function getRestErrorCodeFromException(ExceptionInterface $e)
+    {
+        switch (true) {
+            case $e instanceof InvalidShortCodeException:
+                return self::INVALID_SHORTCODE_ERROR;
+            case $e instanceof InvalidUrlException:
+                return self::INVALID_URL_ERROR;
+            default:
+                return self::UNKNOWN_ERROR;
+        }
+    }
+}