Fixed short codes DB length too short

data/migrations/Version20180801183328.php

@@ -0,0 +1,44 @@
+<?php declare(strict_types=1);
+
+namespace ShlinkMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\DBAL\Schema\SchemaException;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20180801183328 extends AbstractMigration
+{
+    private const NEW_SIZE = 255;
+    private const OLD_SIZE = 10;
+
+    /**
+     * @param Schema $schema
+     * @throws SchemaException
+     */
+    public function up(Schema $schema) : void
+    {
+        $this->setSize($schema, self::NEW_SIZE);
+    }
+
+    /**
+     * @param Schema $schema
+     * @throws SchemaException
+     */
+    public function down(Schema $schema) : void
+    {
+        $this->setSize($schema, self::OLD_SIZE);
+    }
+
+    /**
+     * @param Schema $schema
+     * @param int $size
+     * @throws SchemaException
+     */
+    private function setSize(Schema $schema, int $size): void
+    {
+        $schema->getTable('short_urls')->getColumn('short_code')->setLength($size);
+    }
+}