updated-packages
This commit is contained in:
RafficMohammed
113
vendor/symfony/var-dumper/Cloner/VarCloner.php
vendored
113
vendor/symfony/var-dumper/Cloner/VarCloner.php
vendored
@@ -17,7 +17,7 @@ namespace Symfony\Component\VarDumper\Cloner;
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class VarCloner extends AbstractCloner
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{
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private static $gid;
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private static $arrayCache = array();
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private static $arrayCache = [];
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/**
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* {@inheritdoc}
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@@ -27,25 +27,26 @@ class VarCloner extends AbstractCloner
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$len = 1; // Length of $queue
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$pos = 0; // Number of cloned items past the minimum depth
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$refsCounter = 0; // Hard references counter
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$queue = array(array($var)); // This breadth-first queue is the return value
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$indexedArrays = array(); // Map of queue indexes that hold numerically indexed arrays
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$hardRefs = array(); // Map of original zval ids to stub objects
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$objRefs = array(); // Map of original object handles to their stub object couterpart
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$resRefs = array(); // Map of original resource handles to their stub object couterpart
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$values = array(); // Map of stub objects' ids to original values
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$queue = [[$var]]; // This breadth-first queue is the return value
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$indexedArrays = []; // Map of queue indexes that hold numerically indexed arrays
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$hardRefs = []; // Map of original zval ids to stub objects
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$objRefs = []; // Map of original object handles to their stub object counterpart
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$objects = []; // Keep a ref to objects to ensure their handle cannot be reused while cloning
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$resRefs = []; // Map of original resource handles to their stub object counterpart
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$values = []; // Map of stub objects' ids to original values
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$maxItems = $this->maxItems;
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$maxString = $this->maxString;
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$minDepth = $this->minDepth;
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$currentDepth = 0; // Current tree depth
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$currentDepthFinalIndex = 0; // Final $queue index for current tree depth
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$minimumDepthReached = 0 === $minDepth; // Becomes true when minimum tree depth has been reached
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$cookie = (object) array(); // Unique object used to detect hard references
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$cookie = (object) []; // Unique object used to detect hard references
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$a = null; // Array cast for nested structures
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$stub = null; // Stub capturing the main properties of an original item value
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// or null if the original value is used directly
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if (!$gid = self::$gid) {
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$gid = self::$gid = uniqid(mt_rand(), true); // Unique string used to detect the special $GLOBALS variable
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$gid = self::$gid = md5(random_bytes(6)); // Unique string used to detect the special $GLOBALS variable
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}
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$arrayStub = new Stub();
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$arrayStub->type = Stub::TYPE_ARRAY;
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@@ -68,35 +69,52 @@ class VarCloner extends AbstractCloner
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if (\is_int($k)) {
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continue;
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}
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foreach (array($k => true) as $gk => $gv) {
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foreach ([$k => true] as $gk => $gv) {
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}
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if ($gk !== $k) {
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$fromObjCast = true;
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$refs = $vals = \array_values($queue[$i]);
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$refs = $vals = array_values($queue[$i]);
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break;
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}
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}
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}
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foreach ($vals as $k => $v) {
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// $v is the original value or a stub object in case of hard references
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$refs[$k] = $cookie;
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if ($zvalIsRef = $vals[$k] === $cookie) {
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if (\PHP_VERSION_ID >= 70400) {
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$zvalRef = ($r = \ReflectionReference::fromArrayElement($vals, $k)) ? $r->getId() : null;
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} else {
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$refs[$k] = $cookie;
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$zvalRef = $vals[$k] === $cookie;
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}
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if ($zvalRef) {
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$vals[$k] = &$stub; // Break hard references to make $queue completely
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unset($stub); // independent from the original structure
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if ($v instanceof Stub && isset($hardRefs[\spl_object_id($v)])) {
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$vals[$k] = $refs[$k] = $v;
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if (\PHP_VERSION_ID >= 70400 ? null !== $vals[$k] = $hardRefs[$zvalRef] ?? null : $v instanceof Stub && isset($hardRefs[spl_object_id($v)])) {
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if (\PHP_VERSION_ID >= 70400) {
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$v = $vals[$k];
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} else {
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$refs[$k] = $vals[$k] = $v;
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}
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if ($v->value instanceof Stub && (Stub::TYPE_OBJECT === $v->value->type || Stub::TYPE_RESOURCE === $v->value->type)) {
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++$v->value->refCount;
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}
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++$v->refCount;
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continue;
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}
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$refs[$k] = $vals[$k] = new Stub();
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$refs[$k]->value = $v;
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$h = \spl_object_id($refs[$k]);
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$hardRefs[$h] = &$refs[$k];
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$values[$h] = $v;
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$vals[$k] = new Stub();
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$vals[$k]->value = $v;
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$vals[$k]->handle = ++$refsCounter;
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if (\PHP_VERSION_ID >= 70400) {
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$hardRefs[$zvalRef] = $vals[$k];
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} else {
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$refs[$k] = $vals[$k];
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$h = spl_object_id($refs[$k]);
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$hardRefs[$h] = &$refs[$k];
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$values[$h] = $v;
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}
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}
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// Create $stub when the original value $v can not be used directly
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// If $v is a nested structure, put that structure in array $a
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@@ -106,27 +124,26 @@ class VarCloner extends AbstractCloner
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case \is_int($v):
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case \is_float($v):
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continue 2;
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case \is_string($v):
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if ('' === $v) {
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continue 2;
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}
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if (!\preg_match('//u', $v)) {
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if (!preg_match('//u', $v)) {
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$stub = new Stub();
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$stub->type = Stub::TYPE_STRING;
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$stub->class = Stub::STRING_BINARY;
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if (0 <= $maxString && 0 < $cut = \strlen($v) - $maxString) {
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$stub->cut = $cut;
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$stub->value = \substr($v, 0, -$cut);
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$stub->value = substr($v, 0, -$cut);
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} else {
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$stub->value = $v;
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}
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} elseif (0 <= $maxString && isset($v[1 + ($maxString >> 2)]) && 0 < $cut = \mb_strlen($v, 'UTF-8') - $maxString) {
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} elseif (0 <= $maxString && isset($v[1 + ($maxString >> 2)]) && 0 < $cut = mb_strlen($v, 'UTF-8') - $maxString) {
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$stub = new Stub();
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$stub->type = Stub::TYPE_STRING;
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$stub->class = Stub::STRING_UTF8;
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$stub->cut = $cut;
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$stub->value = \mb_substr($v, 0, $maxString, 'UTF-8');
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$stub->value = mb_substr($v, 0, $maxString, 'UTF-8');
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} else {
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continue 2;
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}
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@@ -152,13 +169,24 @@ class VarCloner extends AbstractCloner
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if (Stub::ARRAY_ASSOC === $stub->class) {
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// Copies of $GLOBALS have very strange behavior,
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// let's detect them with some black magic
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$a[$gid] = true;
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// Happens with copies of $GLOBALS
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if (isset($v[$gid])) {
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if (\PHP_VERSION_ID < 80100 && ($a[$gid] = true) && isset($v[$gid])) {
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unset($v[$gid]);
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$a = array();
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$a = [];
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foreach ($v as $gk => &$gv) {
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if ($v === $gv && (\PHP_VERSION_ID < 70400 || !isset($hardRefs[\ReflectionReference::fromArrayElement($v, $gk)->getId()]))) {
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unset($v);
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$v = new Stub();
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$v->value = [$v->cut = \count($gv), Stub::TYPE_ARRAY => 0];
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$v->handle = -1;
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if (\PHP_VERSION_ID >= 70400) {
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$gv = &$a[$gk];
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$hardRefs[\ReflectionReference::fromArrayElement($a, $gk)->getId()] = &$gv;
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} else {
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$gv = &$hardRefs[spl_object_id($v)];
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}
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$gv = $v;
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}
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$a[$gk] = &$gv;
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}
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unset($gv);
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@@ -172,7 +200,7 @@ class VarCloner extends AbstractCloner
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case \is_object($v):
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case $v instanceof \__PHP_Incomplete_Class:
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if (empty($objRefs[$h = \spl_object_id($v)])) {
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if (empty($objRefs[$h = spl_object_id($v)])) {
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$stub = new Stub();
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$stub->type = Stub::TYPE_OBJECT;
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$stub->class = \get_class($v);
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@@ -183,7 +211,7 @@ class VarCloner extends AbstractCloner
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if (Stub::TYPE_OBJECT !== $stub->type || null === $stub->value) {
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break;
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}
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$stub->handle = $h = \spl_object_id($stub->value);
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$stub->handle = $h = spl_object_id($stub->value);
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}
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$stub->value = null;
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if (0 <= $maxItems && $maxItems <= $pos && $minimumDepthReached) {
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@@ -193,6 +221,7 @@ class VarCloner extends AbstractCloner
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}
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if (empty($objRefs[$h])) {
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$objRefs[$h] = $stub;
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$objects[] = $v;
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} else {
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$stub = $objRefs[$h];
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++$stub->refCount;
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@@ -204,7 +233,7 @@ class VarCloner extends AbstractCloner
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if (empty($resRefs[$h = (int) $v])) {
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$stub = new Stub();
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$stub->type = Stub::TYPE_RESOURCE;
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if ('Unknown' === $stub->class = @\get_resource_type($v)) {
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if ('Unknown' === $stub->class = @get_resource_type($v)) {
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$stub->class = 'Closed';
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}
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$stub->value = $v;
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@@ -232,7 +261,7 @@ class VarCloner extends AbstractCloner
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$stub->position = $len++;
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} elseif ($pos < $maxItems) {
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if ($maxItems < $pos += \count($a)) {
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$a = \array_slice($a, 0, $maxItems - $pos);
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$a = \array_slice($a, 0, $maxItems - $pos, true);
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if ($stub->cut >= 0) {
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$stub->cut += $pos - $maxItems;
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}
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@@ -247,29 +276,31 @@ class VarCloner extends AbstractCloner
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if ($arrayStub === $stub) {
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if ($arrayStub->cut) {
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$stub = array($arrayStub->cut, $arrayStub->class => $arrayStub->position);
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$stub = [$arrayStub->cut, $arrayStub->class => $arrayStub->position];
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$arrayStub->cut = 0;
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} elseif (isset(self::$arrayCache[$arrayStub->class][$arrayStub->position])) {
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$stub = self::$arrayCache[$arrayStub->class][$arrayStub->position];
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} else {
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self::$arrayCache[$arrayStub->class][$arrayStub->position] = $stub = array($arrayStub->class => $arrayStub->position);
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self::$arrayCache[$arrayStub->class][$arrayStub->position] = $stub = [$arrayStub->class => $arrayStub->position];
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}
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}
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if ($zvalIsRef) {
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$refs[$k]->value = $stub;
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} else {
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if (!$zvalRef) {
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$vals[$k] = $stub;
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} elseif (\PHP_VERSION_ID >= 70400) {
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$hardRefs[$zvalRef]->value = $stub;
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} else {
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$refs[$k]->value = $stub;
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}
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}
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if ($fromObjCast) {
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$fromObjCast = false;
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$refs = $vals;
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$vals = array();
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$vals = [];
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$j = -1;
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foreach ($queue[$i] as $k => $v) {
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foreach (array($k => true) as $gk => $gv) {
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foreach ([$k => true] as $gk => $gv) {
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}
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if ($gk !== $k) {
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$vals = (object) $vals;
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