--- /dev/null
+<?php
+
+namespace DrupalCodeGenerator\Command\Drupal_8\Service;
+
+use DrupalCodeGenerator\Command\BaseGenerator;
+use DrupalCodeGenerator\Utils;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Question\Question;
+
+/**
+ * Implements d8:service:custom command.
+ */
+class Custom extends BaseGenerator {
+
+ protected $name = 'd8:service:custom';
+ protected $description = 'Generates a custom Drupal service';
+ protected $alias = 'custom-service';
+ protected $label = 'Custom service';
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function interact(InputInterface $input, OutputInterface $output) {
+ $questions = Utils::defaultQuestions();
+ $questions['service_name'] = new Question('Service name', '{machine_name}.example');
+ $questions['service_name']->setValidator(function ($value) {
+ if (!preg_match('/^[a-z][a-z0-9_\.]*[a-z0-9]$/', $value)) {
+ throw new \UnexpectedValueException('The value is not correct service name.');
+ }
+ return $value;
+ });
+ $default_class = function ($vars) {
+ return Utils::camelize($vars['service_name']);
+ };
+ $questions['class'] = new Question('Class', $default_class);
+
+ $this->collectVars($input, $output, $questions);
+
+ $this->addFile()
+ ->path('src/{class}.php')
+ ->template('d8/service/custom.twig');
+
+ $this->addServicesFile()
+ ->template('d8/service/custom.services.twig');
+ }
+
+}