From e0c0a48051530b82c164ea25a806ba8c38eeb3d5 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Sun, 19 Oct 2025 00:12:56 +0900
Subject: feat: add minValue()

---
 src/NextAfter.php | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'src/NextAfter.php')

diff --git a/src/NextAfter.php b/src/NextAfter.php
index e2b7706..678de25 100644
--- a/src/NextAfter.php
+++ b/src/NextAfter.php
@@ -11,7 +11,6 @@ use function pack;
 use function unpack;
 use const INF;
 use const NAN;
-use const PHP_FLOAT_MIN;
 use const PHP_INT_SIZE;
 
 final class NextAfter
@@ -46,7 +45,7 @@ final class NextAfter
             return INF;
         }
         if ($x === 0.0) {
-            return PHP_FLOAT_MIN;
+            return self::minValue();
         }
         $u = self::floatToInt($x);
         return $x > 0.0 ? self::intToFloat($u + 1) :
@@ -66,7 +65,7 @@ final class NextAfter
             return -INF;
         }
         if ($x === 0.0) {
-            return -PHP_FLOAT_MIN;
+            return -self::minValue();
         }
         $u = self::floatToInt($x);
         return $x > 0.0 ? self::intToFloat($u - 1) :
@@ -74,6 +73,14 @@ final class NextAfter
 
     }
 
+    /**
+     * @phpstan-pure
+     */
+    public static function minValue(): float
+    {
+        return self::intToFloat(1);
+    }
+
     /**
      * @phpstan-pure
      */
-- 
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