+<?php
+
+namespace Drupal\drupalmoduleupgrader\Plugin\DMU\Converter\Functions;
+
+use Drupal\drupalmoduleupgrader\TargetInterface;
+use Pharborist\Functions\FunctionCallNode;
+use Pharborist\Parser;
+
+/**
+ * @Converter(
+ * id = "drupal_is_cli",
+ * description = @Translation("Rewrites calls to drupal_is_cli().")
+ * )
+ */
+class DrupalIsCLI extends FunctionCallModifier {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function rewrite(FunctionCallNode $call, TargetInterface $target) {
+ return Parser::parseExpression('(PHP_SAPI === "cli")');
+ }
+
+}