use exceptions for errors instead returns 'false'

Author: oscarotero

demo/index.php

@@ -140,13 +140,17 @@ function printCode($code, $asHtml = true)
         <section>
             <h1>Result:</h1>
 
-            <?php $info = Embed\Embed::create(get('url')); ?>
-
-            <?php if (!$info): ?>
-
-            <p>The url is not valid!</p>
-
-            <?php else: ?>
+            <?php
+            try  {
+                $info = Embed\Embed::create(get('url'));
+            } catch (Exception $exception) {
+                echo '<p>'.$exception->getMessage().'</p>';
+                echo '</section>';
+                echo '</body>';
+                echo '</html>';
+                die();
+            }
+            ?>
 
             <table>
                 <?php foreach ($adapterData as $name => $fn): ?>
@@ -215,8 +219,6 @@ function printCode($code, $asHtml = true)
                 <pre>
                     <?php printText($info->request->getContent()); ?>
                 </pre>
-
-                <?php endif; ?>
             </div>
         </section>
 

src/Embed.php

@@ -18,6 +18,8 @@ public static function create($request, array $config = [])
         $request = self::getRequest($request, isset($config['request']) ? $config['request'] : null);
 
         if (!$request->isValid()) {
+            throw new Exceptions\InvalidUrlException("The url '{$request->startingUrl->getUrl()}' returns the http code '{$request->getHttpCode()}'");
+
             return false;
         }
 
@@ -45,7 +47,7 @@ public static function create($request, array $config = [])
             return $info;
         }
 
-        return false;
+        throw new Exceptions\InvalidUrlException("The url '{$request->startingUrl->getUrl()}' is not supported");
     }
 
     /**

src/Exceptions/EmbedException.php

@@ -0,0 +1,9 @@
+<?php
+namespace Embed\Exceptions;
+
+use Exception;
+
+class EmbedException extends Exception
+{
+
+}

src/Exceptions/InvalidUrlException.php

@@ -0,0 +1,7 @@
+<?php
+namespace Embed\Exceptions;
+
+class InvalidUrlException extends EmbedException
+{
+
+}