--- /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;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts Reflector related classes to array representation.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class ReflectionCaster
+{
+ private static $extraMap = array(
+ 'docComment' => 'getDocComment',
+ 'extension' => 'getExtensionName',
+ 'isDisabled' => 'isDisabled',
+ 'isDeprecated' => 'isDeprecated',
+ 'isInternal' => 'isInternal',
+ 'isUserDefined' => 'isUserDefined',
+ 'isGenerator' => 'isGenerator',
+ 'isVariadic' => 'isVariadic',
+ );
+
+ /**
+ * @deprecated since Symfony 2.7, to be removed in 3.0.
+ */
+ public static function castReflector(\Reflector $c, array $a, Stub $stub, $isNested)
+ {
+ @trigger_error('The '.__METHOD__.' method is deprecated since Symfony 2.7 and will be removed in 3.0.', E_USER_DEPRECATED);
+ $a[Caster::PREFIX_VIRTUAL.'reflection'] = $c->__toString();
+
+ return $a;
+ }
+
+ public static function castClosure(\Closure $c, array $a, Stub $stub, $isNested)
+ {
+ $prefix = Caster::PREFIX_VIRTUAL;
+ $c = new \ReflectionFunction($c);
+
+ $stub->class = 'Closure'; // HHVM generates unique class names for closures
+ $a = static::castFunctionAbstract($c, $a, $stub, $isNested);
+
+ if (isset($a[$prefix.'parameters'])) {
+ foreach ($a[$prefix.'parameters']->value as &$v) {
+ $param = $v;
+ $v = new EnumStub(array());
+ foreach (static::castParameter($param, array(), $stub, true) as $k => $param) {
+ if ("\0" === $k[0]) {
+ $v->value[substr($k, 3)] = $param;
+ }
+ }
+ unset($v->value['position'], $v->value['isVariadic'], $v->value['byReference'], $v);
+ }
+ }
+
+ if ($f = $c->getFileName()) {
+ $a[$prefix.'file'] = $f;
+ $a[$prefix.'line'] = $c->getStartLine().' to '.$c->getEndLine();
+ }
+
+ $prefix = Caster::PREFIX_DYNAMIC;
+ unset($a['name'], $a[$prefix.'this'], $a[$prefix.'parameter'], $a[Caster::PREFIX_VIRTUAL.'extra']);
+
+ return $a;
+ }
+
+ public static function castGenerator(\Generator $c, array $a, Stub $stub, $isNested)
+ {
+ if (!class_exists('ReflectionGenerator', false)) {
+ return $a;
+ }
+
+ // Cannot create ReflectionGenerator based on a terminated Generator
+ try {
+ $reflectionGenerator = new \ReflectionGenerator($c);
+ } catch (\Exception $e) {
+ $a[Caster::PREFIX_VIRTUAL.'closed'] = true;
+
+ return $a;
+ }
+
+ return self::castReflectionGenerator($reflectionGenerator, $a, $stub, $isNested);
+ }
+
+ public static function castType(\ReflectionType $c, array $a, Stub $stub, $isNested)
+ {
+ $prefix = Caster::PREFIX_VIRTUAL;
+
+ $a += array(
+ $prefix.'name' => $c instanceof \ReflectionNamedType ? $c->getName() : $c->__toString(),
+ $prefix.'allowsNull' => $c->allowsNull(),
+ $prefix.'isBuiltin' => $c->isBuiltin(),
+ );
+
+ return $a;
+ }
+
+ public static function castReflectionGenerator(\ReflectionGenerator $c, array $a, Stub $stub, $isNested)
+ {
+ $prefix = Caster::PREFIX_VIRTUAL;
+
+ if ($c->getThis()) {
+ $a[$prefix.'this'] = new CutStub($c->getThis());
+ }
+ $function = $c->getFunction();
+ $frame = array(
+ 'class' => isset($function->class) ? $function->class : null,
+ 'type' => isset($function->class) ? ($function->isStatic() ? '::' : '->') : null,
+ 'function' => $function->name,
+ 'file' => $c->getExecutingFile(),
+ 'line' => $c->getExecutingLine(),
+ );
+ if ($trace = $c->getTrace(DEBUG_BACKTRACE_IGNORE_ARGS)) {
+ $function = new \ReflectionGenerator($c->getExecutingGenerator());
+ array_unshift($trace, array(
+ 'function' => 'yield',
+ 'file' => $function->getExecutingFile(),
+ 'line' => $function->getExecutingLine() - 1,
+ ));
+ $trace[] = $frame;
+ $a[$prefix.'trace'] = new TraceStub($trace, false, 0, -1, -1);
+ } else {
+ $function = new FrameStub($frame, false, true);
+ $function = ExceptionCaster::castFrameStub($function, array(), $function, true);
+ $a[$prefix.'executing'] = new EnumStub(array(
+ $frame['class'].$frame['type'].$frame['function'].'()' => $function[$prefix.'src'],
+ ));
+ }
+
+ $a[Caster::PREFIX_VIRTUAL.'closed'] = false;
+
+ return $a;
+ }
+
+ public static function castClass(\ReflectionClass $c, array $a, Stub $stub, $isNested, $filter = 0)
+ {
+ $prefix = Caster::PREFIX_VIRTUAL;
+
+ if ($n = \Reflection::getModifierNames($c->getModifiers())) {
+ $a[$prefix.'modifiers'] = implode(' ', $n);
+ }
+
+ self::addMap($a, $c, array(
+ 'extends' => 'getParentClass',
+ 'implements' => 'getInterfaceNames',
+ 'constants' => 'getConstants',
+ ));
+
+ foreach ($c->getProperties() as $n) {
+ $a[$prefix.'properties'][$n->name] = $n;
+ }
+
+ foreach ($c->getMethods() as $n) {
+ $a[$prefix.'methods'][$n->name] = $n;
+ }
+
+ if (!($filter & Caster::EXCLUDE_VERBOSE) && !$isNested) {
+ self::addExtra($a, $c);
+ }
+
+ return $a;
+ }
+
+ public static function castFunctionAbstract(\ReflectionFunctionAbstract $c, array $a, Stub $stub, $isNested, $filter = 0)
+ {
+ $prefix = Caster::PREFIX_VIRTUAL;
+
+ self::addMap($a, $c, array(
+ 'returnsReference' => 'returnsReference',
+ 'returnType' => 'getReturnType',
+ 'class' => 'getClosureScopeClass',
+ 'this' => 'getClosureThis',
+ ));
+
+ if (isset($a[$prefix.'returnType'])) {
+ $v = $a[$prefix.'returnType'];
+ $v = $v instanceof \ReflectionNamedType ? $v->getName() : $v->__toString();
+ $a[$prefix.'returnType'] = $a[$prefix.'returnType']->allowsNull() ? '?'.$v : $v;
+ }
+ if (isset($a[$prefix.'this'])) {
+ $a[$prefix.'this'] = new CutStub($a[$prefix.'this']);
+ }
+
+ foreach ($c->getParameters() as $v) {
+ $k = '$'.$v->name;
+ if (method_exists($v, 'isVariadic') && $v->isVariadic()) {
+ $k = '...'.$k;
+ }
+ if ($v->isPassedByReference()) {
+ $k = '&'.$k;
+ }
+ $a[$prefix.'parameters'][$k] = $v;
+ }
+ if (isset($a[$prefix.'parameters'])) {
+ $a[$prefix.'parameters'] = new EnumStub($a[$prefix.'parameters']);
+ }
+
+ if ($v = $c->getStaticVariables()) {
+ foreach ($v as $k => &$v) {
+ $a[$prefix.'use']['$'.$k] = &$v;
+ }
+ unset($v);
+ $a[$prefix.'use'] = new EnumStub($a[$prefix.'use']);
+ }
+
+ if (!($filter & Caster::EXCLUDE_VERBOSE) && !$isNested) {
+ self::addExtra($a, $c);
+ }
+
+ // Added by HHVM
+ unset($a[Caster::PREFIX_DYNAMIC.'static']);
+
+ return $a;
+ }
+
+ public static function castMethod(\ReflectionMethod $c, array $a, Stub $stub, $isNested)
+ {
+ $a[Caster::PREFIX_VIRTUAL.'modifiers'] = implode(' ', \Reflection::getModifierNames($c->getModifiers()));
+
+ return $a;
+ }
+
+ public static function castParameter(\ReflectionParameter $c, array $a, Stub $stub, $isNested)
+ {
+ $prefix = Caster::PREFIX_VIRTUAL;
+
+ // Added by HHVM
+ unset($a['info']);
+
+ self::addMap($a, $c, array(
+ 'position' => 'getPosition',
+ 'isVariadic' => 'isVariadic',
+ 'byReference' => 'isPassedByReference',
+ 'allowsNull' => 'allowsNull',
+ ));
+
+ if (method_exists($c, 'getType')) {
+ if ($v = $c->getType()) {
+ $a[$prefix.'typeHint'] = $v instanceof \ReflectionNamedType ? $v->getName() : $v->__toString();
+ }
+ } elseif (preg_match('/^(?:[^ ]++ ){4}([a-zA-Z_\x7F-\xFF][^ ]++)/', $c, $v)) {
+ $a[$prefix.'typeHint'] = $v[1];
+ }
+ if (!isset($a[$prefix.'typeHint'])) {
+ unset($a[$prefix.'allowsNull']);
+ }
+
+ try {
+ $a[$prefix.'default'] = $v = $c->getDefaultValue();
+ if (method_exists($c, 'isDefaultValueConstant') && $c->isDefaultValueConstant()) {
+ $a[$prefix.'default'] = new ConstStub($c->getDefaultValueConstantName(), $v);
+ }
+ if (null === $v) {
+ unset($a[$prefix.'allowsNull']);
+ }
+ } catch (\ReflectionException $e) {
+ if (isset($a[$prefix.'typeHint']) && $c->allowsNull() && !class_exists('ReflectionNamedType', false)) {
+ $a[$prefix.'default'] = null;
+ unset($a[$prefix.'allowsNull']);
+ }
+ }
+
+ return $a;
+ }
+
+ public static function castProperty(\ReflectionProperty $c, array $a, Stub $stub, $isNested)
+ {
+ $a[Caster::PREFIX_VIRTUAL.'modifiers'] = implode(' ', \Reflection::getModifierNames($c->getModifiers()));
+ self::addExtra($a, $c);
+
+ return $a;
+ }
+
+ public static function castExtension(\ReflectionExtension $c, array $a, Stub $stub, $isNested)
+ {
+ self::addMap($a, $c, array(
+ 'version' => 'getVersion',
+ 'dependencies' => 'getDependencies',
+ 'iniEntries' => 'getIniEntries',
+ 'isPersistent' => 'isPersistent',
+ 'isTemporary' => 'isTemporary',
+ 'constants' => 'getConstants',
+ 'functions' => 'getFunctions',
+ 'classes' => 'getClasses',
+ ));
+
+ return $a;
+ }
+
+ public static function castZendExtension(\ReflectionZendExtension $c, array $a, Stub $stub, $isNested)
+ {
+ self::addMap($a, $c, array(
+ 'version' => 'getVersion',
+ 'author' => 'getAuthor',
+ 'copyright' => 'getCopyright',
+ 'url' => 'getURL',
+ ));
+
+ return $a;
+ }
+
+ private static function addExtra(&$a, \Reflector $c)
+ {
+ $x = isset($a[Caster::PREFIX_VIRTUAL.'extra']) ? $a[Caster::PREFIX_VIRTUAL.'extra']->value : array();
+
+ if (method_exists($c, 'getFileName') && $m = $c->getFileName()) {
+ $x['file'] = $m;
+ $x['line'] = $c->getStartLine().' to '.$c->getEndLine();
+ }
+
+ self::addMap($x, $c, self::$extraMap, '');
+
+ if ($x) {
+ $a[Caster::PREFIX_VIRTUAL.'extra'] = new EnumStub($x);
+ }
+ }
+
+ private static function addMap(&$a, \Reflector $c, $map, $prefix = Caster::PREFIX_VIRTUAL)
+ {
+ foreach ($map as $k => $m) {
+ if (method_exists($c, $m) && false !== ($m = $c->$m()) && null !== $m) {
+ $a[$prefix.$k] = $m instanceof \Reflector ? $m->name : $m;
+ }
+ }
+ }
+}
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