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);
+    }
+}