From 83d2d03e41e8509abd8d289c9859ea7a27f89175 Mon Sep 17 00:00:00 2001
From: Julien Rosset <jul.rosset@gmail.com>
Date: Fri, 5 Mar 2021 17:01:15 +0100
Subject: [PATCH] Fix Duration => string conversion for milliseconds

---
 src/ExecutionTimer/Duration.php | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/ExecutionTimer/Duration.php b/src/ExecutionTimer/Duration.php
index a60a060..069bbf2 100644
--- a/src/ExecutionTimer/Duration.php
+++ b/src/ExecutionTimer/Duration.php
@@ -29,10 +29,19 @@ class Duration {
      */
     public function __toString () {
         return $this->getDays()->asRelativeWhole() . ' '
-               . str_pad($this->getHours()->asRelativeWhole(), mb_strlen($this->getHours()->getUnitMax()), '0', STR_PAD_LEFT) . ':'
-               . str_pad($this->getMinutes()->asRelativeWhole(), mb_strlen($this->getMinutes()->getUnitMax()), '0', STR_PAD_LEFT) . ':'
-               . str_pad($this->getSeconds()->asRelativeWhole(), mb_strlen($this->getSeconds()->getUnitMax()), '0', STR_PAD_LEFT) . '.'
-               . str_pad($this->getMilliseconds()->asRelativeWhole(), mb_strlen($this->getMilliseconds()->getUnitMax()), '0', STR_PAD_LEFT);
+               . self::showUnit($this->getHours()) . ':'
+               . self::showUnit($this->getMinutes()) . ':'
+               . self::showUnit($this->getSeconds()) . '.'
+               . self::showUnit($this->getMilliseconds());
+    }
+    private static function showUnit (DurationUnit $durationUnit) {
+        $max = $durationUnit->getUnitMax();
+        $length = mb_strlen($max);
+        if (preg_match('/^1[0]*$/', $max)) {
+            $length -= 1;
+        }
+
+        return str_pad($durationUnit->asRelativeWhole(), $length, '0', STR_PAD_LEFT);
     }
     /**
      * Convert duration to user friendly string