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<?php |
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/** |
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* Lenevor Framework |
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* |
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* LICENSE |
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* |
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* This source file is subject to the new BSD license that is bundled |
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* with this package in the file license.md. |
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* It is also available through the world-wide-web at this URL: |
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* https://lenevor.com/license |
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* If you did not receive a copy of the license and are unable to |
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* obtain it through the world-wide-web, please send an email |
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* to [email protected] so we can send you a copy immediately. |
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* |
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* @package Lenevor |
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* @subpackage Base |
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* @link https://lenevor.com |
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* @copyright Copyright (c) 2019 - 2023 Alexander Campo <[email protected]> |
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* @license https://opensource.org/licenses/BSD-3-Clause New BSD license or see https://lenevor.com/license or see /license.md |
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*/ |
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namespace Syscodes\Components\Stopwatch; |
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use Syscodes\Components\Stopwatch\Exceptions\BenchmarckException; |
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/** |
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* Provides a simple way to measure the amount of time |
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* that elapses between two points. |
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*/ |
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class Benchmark |
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{ |
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/** |
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* List all the timers. |
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* |
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* @var array $timers |
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*/ |
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protected $timers = []; |
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/** |
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* Starts a timer running. |
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* |
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* @param string $name |
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* @param float|null $time |
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* |
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* @return static |
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*/ |
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public function start(string $name, float $time = null): static |
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{ |
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$this->timers[strtolower($name)] = [ |
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'start' => ! empty($time) ? $time : microtime(true), |
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'end' => null |
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]; |
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return $this; |
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} |
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/** |
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* Stop a running timer. |
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* |
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* @param string $name |
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* |
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* @return static |
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*/ |
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public function stop(string $name): static |
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{ |
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$name = strtolower($name); |
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if (empty($this->timers[$name])) { |
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throw new BenchmarckException('Cannot stop timer: invalid name given'); |
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} |
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$this->timers[$name]['end'] = microtime(true); |
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return $this; |
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} |
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/** |
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* Returns the duration of a recorded timer. |
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* |
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* @param string $name |
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* @param int $decimals |
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* |
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* @return null|float |
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*/ |
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public function getElapsedTime(string $name, int $decimals = 4) |
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{ |
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$name = strtolower($name); |
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if (empty($this->timers[$name])) { |
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return null; |
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} |
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$timer = $this->timers[$name]; |
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if (empty($timer['end'])) { |
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$timer['end'] = microtime(true); |
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} |
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$operation = $timer['end'] - $timer['start']; |
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return (float) number_format($operation, $decimals).$this->formatPeriod($operation); |
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} |
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/** |
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* Returns the array of timers, with the duration pre-calculated for you. |
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* |
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* @param int $decimals |
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* |
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* @return array |
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*/ |
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public function getTimers(int $decimals = 4): array |
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{ |
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$timers = $this->timers; |
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foreach ($timers as $timer) { |
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if (empty($timer['end'])) { |
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$timer['end'] = microtime(true); |
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} |
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$operation = $timer['end'] - $timer['start']; |
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$timer['duration'] = (float) number_format($operation, $decimals).$this->formatPeriod($operation); |
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} |
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return $timers; |
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} |
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/** |
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* Returns the converter in words of the loading time. |
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* |
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* @param float $operation |
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* |
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* @return string |
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*/ |
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protected function formatPeriod(float $operation): string |
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{ |
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$duration = $operation; |
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$hours = (int) ($duration / 60 / 60); |
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$minutes = (int) (($duration / 60) - $hours * 60); |
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$seconds = (int) ($duration - $hours * 60 * 60 - $minutes * 60); |
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if ($seconds <= 0) { |
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return ' ms'; |
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} elseif ($seconds > 0) { |
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return ' s'; |
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} |
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return ' m'; |
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} |
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/** |
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* Checks whether or not a timer with the specified name exists. |
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* |
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* @param string $name |
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* |
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* @return bool |
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*/ |
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public function has(string $name): bool |
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{ |
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return array_key_exists(strtolower($name), $this->timers); |
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} |
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} |
lenevor /
syscodes
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