107 lines
3.6 KiB
PHP
107 lines
3.6 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\VarDumper\Caster;
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use Symfony\Component\VarDumper\Cloner\Stub;
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/**
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* Represents a PHP class identifier.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class ClassStub extends ConstStub
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{
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/**
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* @param string $identifier A PHP identifier, e.g. a class, method, interface, etc. name
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* @param callable $callable The callable targeted by the identifier when it is ambiguous or not a real PHP identifier
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*/
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public function __construct(string $identifier, $callable = null)
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{
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$this->value = $identifier;
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try {
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if (null !== $callable) {
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if ($callable instanceof \Closure) {
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$r = new \ReflectionFunction($callable);
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} elseif (\is_object($callable)) {
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$r = [$callable, '__invoke'];
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} elseif (\is_array($callable)) {
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$r = $callable;
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} elseif (false !== $i = strpos($callable, '::')) {
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$r = [substr($callable, 0, $i), substr($callable, 2 + $i)];
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} else {
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$r = new \ReflectionFunction($callable);
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}
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} elseif (0 < $i = strpos($identifier, '::') ?: strpos($identifier, '->')) {
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$r = [substr($identifier, 0, $i), substr($identifier, 2 + $i)];
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} else {
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$r = new \ReflectionClass($identifier);
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}
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if (\is_array($r)) {
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try {
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$r = new \ReflectionMethod($r[0], $r[1]);
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} catch (\ReflectionException $e) {
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$r = new \ReflectionClass($r[0]);
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}
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}
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if (false !== strpos($identifier, "class@anonymous\0")) {
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$this->value = $identifier = preg_replace_callback('/class@anonymous\x00.*?\.php0x?[0-9a-fA-F]++/', function ($m) {
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return class_exists($m[0], false) ? get_parent_class($m[0]).'@anonymous' : $m[0];
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}, $identifier);
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}
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if (null !== $callable && $r instanceof \ReflectionFunctionAbstract) {
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$s = ReflectionCaster::castFunctionAbstract($r, [], new Stub(), true);
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$s = ReflectionCaster::getSignature($s);
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if ('()' === substr($identifier, -2)) {
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$this->value = substr_replace($identifier, $s, -2);
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} else {
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$this->value .= $s;
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}
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}
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} catch (\ReflectionException $e) {
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return;
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} finally {
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if (0 < $i = strrpos($this->value, '\\')) {
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$this->attr['ellipsis'] = \strlen($this->value) - $i;
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$this->attr['ellipsis-type'] = 'class';
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$this->attr['ellipsis-tail'] = 1;
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}
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}
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if ($f = $r->getFileName()) {
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$this->attr['file'] = $f;
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$this->attr['line'] = $r->getStartLine();
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}
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}
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public static function wrapCallable($callable)
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{
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if (\is_object($callable) || !\is_callable($callable)) {
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return $callable;
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}
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if (!\is_array($callable)) {
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$callable = new static($callable, $callable);
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} elseif (\is_string($callable[0])) {
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$callable[0] = new static($callable[0], $callable);
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} else {
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$callable[1] = new static($callable[1], $callable);
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}
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return $callable;
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}
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}
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