41 lines
930 B
PHP
Executable File
41 lines
930 B
PHP
Executable File
<?php declare(strict_types=1);
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/*
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* This file is part of phpunit/php-timer.
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*
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* (c) Sebastian Bergmann <sebastian@phpunit.de>
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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 SebastianBergmann\Timer;
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use function array_pop;
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use function hrtime;
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final class Timer
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{
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/**
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* @psalm-var list<float>
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*/
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private array $startTimes = [];
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public function start(): void
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{
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$this->startTimes[] = (float) hrtime(true);
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}
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/**
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* @throws NoActiveTimerException
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*/
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public function stop(): Duration
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{
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if (empty($this->startTimes)) {
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throw new NoActiveTimerException(
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'Timer::start() has to be called before Timer::stop()'
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);
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}
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return Duration::fromNanoseconds((float) hrtime(true) - array_pop($this->startTimes));
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}
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}
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