--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\VarDumper\Caster;
+
+/**
+ * Represents a PHP class identifier.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class ClassStub extends ConstStub
+{
+ /**
+ * @param string A PHP identifier, e.g. a class, method, interface, etc. name
+ * @param callable The callable targeted by the identifier when it is ambiguous or not a real PHP identifier
+ */
+ public function __construct($identifier, $callable = null)
+ {
+ $this->value = $identifier;
+
+ if (0 < $i = strrpos($identifier, '\\')) {
+ $this->attr['ellipsis'] = strlen($identifier) - $i;
+ $this->attr['ellipsis-type'] = 'class';
+ $this->attr['ellipsis-tail'] = 1;
+ }
+
+ try {
+ if (null !== $callable) {
+ if ($callable instanceof \Closure) {
+ $r = new \ReflectionFunction($callable);
+ } elseif (is_object($callable)) {
+ $r = array($callable, '__invoke');
+ } elseif (is_array($callable)) {
+ $r = $callable;
+ } elseif (false !== $i = strpos($callable, '::')) {
+ $r = array(substr($callable, 0, $i), substr($callable, 2 + $i));
+ } else {
+ $r = new \ReflectionFunction($callable);
+ }
+ } elseif (0 < $i = strpos($identifier, '::') ?: strpos($identifier, '->')) {
+ $r = array(substr($identifier, 0, $i), substr($identifier, 2 + $i));
+ } else {
+ $r = new \ReflectionClass($identifier);
+ }
+
+ if (is_array($r)) {
+ try {
+ $r = new \ReflectionMethod($r[0], $r[1]);
+ } catch (\ReflectionException $e) {
+ $r = new \ReflectionClass($r[0]);
+ }
+ }
+ } catch (\ReflectionException $e) {
+ return;
+ }
+
+ if ($f = $r->getFileName()) {
+ $this->attr['file'] = $f;
+ $this->attr['line'] = $r->getStartLine();
+ }
+ }
+
+ public static function wrapCallable($callable)
+ {
+ if (is_object($callable) || !is_callable($callable)) {
+ return $callable;
+ }
+
+ if (!is_array($callable)) {
+ $callable = new static($callable);
+ } elseif (is_string($callable[0])) {
+ $callable[0] = new static($callable[0]);
+ } else {
+ $callable[1] = new static($callable[1], $callable);
+ }
+
+ return $callable;
+ }
+}