--- /dev/null
+<?php
+
+/**
+ * @file
+ * Primary module hooks for {{ name }} module.
+ */
+{% if create_theme %}
+
+/**
+ * Implements hook_theme().
+ */
+function {{ machine_name }}_theme() {
+ return [
+ '{{ template_name|h2u }}' => [
+ 'variables' => ['foo' => NULL],
+ ],
+ ];
+}
+{% endif %}
+{% if create_preprocess %}
+
+/**
+ * Prepares variables for {{ template_name }} template.
+ *
+ * Default template: {{ template_name }}.html.twig.
+ *
+ * @param array $variables
+ * An associative array containing:
+ * - foo: Foo variable description.
+ */
+function template_preprocess_{{ template_name|h2u }}(array &$variables) {
+ $variables['foo'] = 'bar';
+}
+{% endif %}