DoubleComparator.php
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DoubleComparator.php
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	<?php declare(strict_types=1);
	/*
	* This file is part of sebastian/comparator.
	*
	* (c) Sebastian Bergmann <sebastian@phpunit.de>
	*
	* For the full copyright and license information, please view the LICENSE
	* file that was distributed with this source code.
	*/
	namespace SebastianBergmann\Comparator;

	use function is_float;
	use function is_numeric;

	/**
	* Compares doubles for equality.
	*
	* @deprecated since v3.0.5 and v4.0.8
	*/
	class DoubleComparator extends NumericComparator
	{
	/**
	* Smallest value available in PHP.
	*
	* @var float
	*/
	public const EPSILON = 0.0000000001;

	/**
	* Returns whether the comparator can compare two values.
	*
	* @param mixed $expected The first value to compare
	* @param mixed $actual The second value to compare
	*
	* @return bool
	*/
	public function accepts($expected, $actual)
	{
	return (is_float($expected) \|\| is_float($actual)) && is_numeric($expected) && is_numeric($actual);
	}

	/**
	* Asserts that two values are equal.
	*
	* @param mixed $expected First value to compare
	* @param mixed $actual Second value to compare
	* @param float $delta Allowed numerical distance between two values to consider them equal
	* @param bool $canonicalize Arrays are sorted before comparison when set to true
	* @param bool $ignoreCase Case is ignored when set to true
	*
	* @throws ComparisonFailure
	*/
	public function assertEquals($expected, $actual, $delta = 0.0, $canonicalize = false, $ignoreCase = false)/: void/
	{
	if ($delta == 0) {
	$delta = self::EPSILON;
	}

	parent::assertEquals($expected, $actual, $delta, $canonicalize, $ignoreCase);
	}
	}