diff vendor/symfony/validator/Constraints/CallbackValidator.php @ 0:c75dbcec494b

Initial commit from drush-created site

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/symfony/validator/Constraints/CallbackValidator.php	Thu Jul 05 14:24:15 2018 +0000
@@ -0,0 +1,61 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[e-mail]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Validator\Constraints;
+
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+use Symfony\Component\Validator\Exception\ConstraintDefinitionException;
+use Symfony\Component\Validator\Exception\UnexpectedTypeException;
+
+/**
+ * Validator for Callback constraint.
+ *
+ * @author Bernhard Schussek <[e-mail]>
+ */
+class CallbackValidator extends ConstraintValidator
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function validate($object, Constraint $constraint)
+    {
+        if (!$constraint instanceof Callback) {
+            throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Callback');
+        }
+
+        $method = $constraint->callback;
+        if ($method instanceof \Closure) {
+            $method($object, $this->context, $constraint->payload);
+        } elseif (is_array($method)) {
+            if (!is_callable($method)) {
+                if (isset($method[0]) && is_object($method[0])) {
+                    $method[0] = get_class($method[0]);
+                }
+                throw new ConstraintDefinitionException(sprintf('%s targeted by Callback constraint is not a valid callable', json_encode($method)));
+            }
+
+            call_user_func($method, $object, $this->context, $constraint->payload);
+        } elseif (null !== $object) {
+            if (!method_exists($object, $method)) {
+                throw new ConstraintDefinitionException(sprintf('Method "%s" targeted by Callback constraint does not exist in class %s', $method, get_class($object)));
+            }
+
+            $reflMethod = new \ReflectionMethod($object, $method);
+
+            if ($reflMethod->isStatic()) {
+                $reflMethod->invoke(null, $object, $this->context, $constraint->payload);
+            } else {
+                $reflMethod->invoke($object, $this->context, $constraint->payload);
+            }
+        }
+    }
+}