From fe2c5676e1532ecefd2c7088e1d84c86b12a253b Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Fri, 5 Mar 2021 20:58:08 +0100
Subject: [PATCH] auto format decimals

---
 Localization/Money.php | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/Localization/Money.php b/Localization/Money.php
index 021c47980..20962f249 100644
--- a/Localization/Money.php
+++ b/Localization/Money.php
@@ -170,13 +170,13 @@ final class Money implements \Serializable
     /**
      * Get money.
      *
-     * @param int $decimals Precision
+     * @param int $decimals Precision (null = auto decimals)
      *
      * @return string
      *
      * @since 1.0.0
      */
-    public function getCurrency(int $decimals = 2) : string
+    public function getCurrency(?int $decimals = 2) : string
     {
         return ($this->position === 0 && !empty($this->symbol) ? $this->symbol . ' ' : '') . $this->getAmount($decimals) . ($this->position === 1 ? ' ' . $this->symbol : '');
     }
@@ -184,7 +184,7 @@ final class Money implements \Serializable
     /**
      * Get money.
      *
-     * @param int $decimals Precision
+     * @param null|int $decimals Precision (null = auto decimals)
      *
      * @return string
      *
@@ -192,7 +192,7 @@ final class Money implements \Serializable
      *
      * @since 1.0.0
      */
-    public function getAmount(int $decimals = 2) : string
+    public function getAmount(?int $decimals = 2) : string
     {
         $value = $this->value === 0
             ? \str_repeat('0', self::MAX_DECIMALS)
@@ -208,6 +208,10 @@ final class Money implements \Serializable
             throw new \Exception(); // @codeCoverageIgnore
         }
 
+        if ($decimals === null) {
+            $decimals = \strlen(\rtrim($right, '0'));
+        }
+
         return $decimals > 0
             ? \number_format((float) $left, 0, $this->decimal, $this->thousands) . $this->decimal . \substr($right, 0, $decimals)
             : \str_pad($left, 1, '0');