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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 11:30:08 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 11:30:08 +0000 |
commit | 4ce65d59ca91871cfd126497158200a818720bce (patch) | |
tree | e277def01fc7eba7dbc21c4a4ae5576e8aa2cf1f /vendor/brick/math/src/Internal/Calculator/BcMathCalculator.php | |
parent | Initial commit. (diff) | |
download | icinga-php-library-96ecad332d1684426665842bfcebf1aa4692a020.tar.xz icinga-php-library-96ecad332d1684426665842bfcebf1aa4692a020.zip |
Adding upstream version 0.13.1.upstream/0.13.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/brick/math/src/Internal/Calculator/BcMathCalculator.php')
-rw-r--r-- | vendor/brick/math/src/Internal/Calculator/BcMathCalculator.php | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/vendor/brick/math/src/Internal/Calculator/BcMathCalculator.php b/vendor/brick/math/src/Internal/Calculator/BcMathCalculator.php new file mode 100644 index 0000000..6632b37 --- /dev/null +++ b/vendor/brick/math/src/Internal/Calculator/BcMathCalculator.php @@ -0,0 +1,116 @@ +<?php + +declare(strict_types=1); + +namespace Brick\Math\Internal\Calculator; + +use Brick\Math\Internal\Calculator; + +/** + * Calculator implementation built around the bcmath library. + * + * @internal + * + * @psalm-immutable + */ +class BcMathCalculator extends Calculator +{ + /** + * {@inheritdoc} + */ + public function add(string $a, string $b) : string + { + return \bcadd($a, $b, 0); + } + + /** + * {@inheritdoc} + */ + public function sub(string $a, string $b) : string + { + return \bcsub($a, $b, 0); + } + + /** + * {@inheritdoc} + */ + public function mul(string $a, string $b) : string + { + return \bcmul($a, $b, 0); + } + + /** + * {@inheritdoc} + * + * @psalm-suppress InvalidNullableReturnType + * @psalm-suppress NullableReturnStatement + */ + public function divQ(string $a, string $b) : string + { + return \bcdiv($a, $b, 0); + } + + /** + * {@inheritdoc} + * + * @psalm-suppress InvalidNullableReturnType + * @psalm-suppress NullableReturnStatement + */ + public function divR(string $a, string $b) : string + { + if (version_compare(PHP_VERSION, '7.2') >= 0) { + return \bcmod($a, $b, 0); + } + + return \bcmod($a, $b); + } + + /** + * {@inheritdoc} + */ + public function divQR(string $a, string $b) : array + { + $q = \bcdiv($a, $b, 0); + + if (version_compare(PHP_VERSION, '7.2') >= 0) { + $r = \bcmod($a, $b, 0); + } else { + $r = \bcmod($a, $b); + } + + assert($q !== null); + assert($r !== null); + + return [$q, $r]; + } + + /** + * {@inheritdoc} + */ + public function pow(string $a, int $e) : string + { + return \bcpow($a, (string) $e, 0); + } + + /** + * {@inheritdoc} + * + * @psalm-suppress InvalidNullableReturnType + * @psalm-suppress NullableReturnStatement + */ + public function modPow(string $base, string $exp, string $mod) : string + { + return \bcpowmod($base, $exp, $mod, 0); + } + + /** + * {@inheritDoc} + * + * @psalm-suppress NullableReturnStatement + * @psalm-suppress InvalidNullableReturnType + */ + public function sqrt(string $n) : string + { + return \bcsqrt($n, 0); + } +} |