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<?php |
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|
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/* |
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* This file is part of Twig. |
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* |
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* (c) Fabien Potencier |
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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 ElementorDeps\Twig\Profiler; |
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|
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/** |
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* @author Fabien Potencier <fabien@symfony.com> |
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*/ |
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final class Profile implements \IteratorAggregate, \Serializable |
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{ |
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public const ROOT = 'ROOT'; |
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public const BLOCK = 'block'; |
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public const TEMPLATE = 'template'; |
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public const MACRO = 'macro'; |
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private $template; |
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private $name; |
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private $type; |
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private $starts = []; |
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private $ends = []; |
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private $profiles = []; |
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public function __construct(string $template = 'main', string $type = self::ROOT, string $name = 'main') |
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{ |
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$this->template = $template; |
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$this->type = $type; |
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$this->name = \str_starts_with($name, '__internal_') ? 'INTERNAL' : $name; |
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$this->enter(); |
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} |
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public function getTemplate() : string |
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{ |
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return $this->template; |
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} |
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public function getType() : string |
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{ |
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return $this->type; |
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} |
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public function getName() : string |
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{ |
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return $this->name; |
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} |
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public function isRoot() : bool |
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{ |
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return self::ROOT === $this->type; |
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} |
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public function isTemplate() : bool |
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{ |
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return self::TEMPLATE === $this->type; |
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} |
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public function isBlock() : bool |
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{ |
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return self::BLOCK === $this->type; |
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} |
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public function isMacro() : bool |
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{ |
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return self::MACRO === $this->type; |
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} |
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/** |
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* @return Profile[] |
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*/ |
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public function getProfiles() : array |
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{ |
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return $this->profiles; |
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} |
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public function addProfile(self $profile) : void |
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{ |
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$this->profiles[] = $profile; |
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} |
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/** |
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* Returns the duration in microseconds. |
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*/ |
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public function getDuration() : float |
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{ |
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if ($this->isRoot() && $this->profiles) { |
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// for the root node with children, duration is the sum of all child durations |
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$duration = 0; |
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foreach ($this->profiles as $profile) { |
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$duration += $profile->getDuration(); |
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} |
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return $duration; |
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} |
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return isset($this->ends['wt']) && isset($this->starts['wt']) ? $this->ends['wt'] - $this->starts['wt'] : 0; |
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} |
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/** |
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* Returns the memory usage in bytes. |
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*/ |
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public function getMemoryUsage() : int |
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{ |
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return isset($this->ends['mu']) && isset($this->starts['mu']) ? $this->ends['mu'] - $this->starts['mu'] : 0; |
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} |
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/** |
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* Returns the peak memory usage in bytes. |
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*/ |
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public function getPeakMemoryUsage() : int |
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{ |
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return isset($this->ends['pmu']) && isset($this->starts['pmu']) ? $this->ends['pmu'] - $this->starts['pmu'] : 0; |
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} |
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/** |
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* Starts the profiling. |
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*/ |
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public function enter() : void |
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{ |
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$this->starts = ['wt' => \microtime(\true), 'mu' => \memory_get_usage(), 'pmu' => \memory_get_peak_usage()]; |
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} |
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/** |
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* Stops the profiling. |
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*/ |
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public function leave() : void |
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{ |
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$this->ends = ['wt' => \microtime(\true), 'mu' => \memory_get_usage(), 'pmu' => \memory_get_peak_usage()]; |
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} |
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public function reset() : void |
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{ |
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$this->starts = $this->ends = $this->profiles = []; |
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$this->enter(); |
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} |
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public function getIterator() : \Traversable |
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{ |
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return new \ArrayIterator($this->profiles); |
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} |
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public function serialize() : string |
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{ |
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return \serialize($this->__serialize()); |
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} |
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public function unserialize($data) : void |
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{ |
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$this->__unserialize(\unserialize($data)); |
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} |
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/** |
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* @internal |
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*/ |
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public function __serialize() : array |
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{ |
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return [$this->template, $this->name, $this->type, $this->starts, $this->ends, $this->profiles]; |
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} |
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/** |
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* @internal |
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*/ |
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public function __unserialize(array $data) : void |
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{ |
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[$this->template, $this->name, $this->type, $this->starts, $this->ends, $this->profiles] = $data; |
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} |
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} |
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