From 0682973758e3082d5758ec1536c96b55e614e623 Mon Sep 17 00:00:00 2001
From: LeMarsu <ch.ruelle@lemarsu.com>
Date: Mon, 30 Sep 2019 19:03:52 +0200
Subject: [PATCH] fix: Using built-in cache of getters for ULID#time

---
 src/ulid.cr | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/src/ulid.cr b/src/ulid.cr
index e1ff529..3b8f1a9 100644
--- a/src/ulid.cr
+++ b/src/ulid.cr
@@ -13,6 +13,11 @@ module Ulid
     def_hash @bytes
 
     getter bytes : Bytes
+    getter time : Time do
+      ms = 0u64
+      6.times { |i| ms |= @bytes[5 - i].to_u64 << (i * 8) }
+      Time.unix_ms(ms)
+    end
 
     def initialize(bytes : Bytes)
       initialize(bytes, true)
@@ -56,13 +61,6 @@ module Ulid
       io << ">"
     end
 
-    def time : Time
-      return time if time = @time
-      ms = 0u64
-      6.times { |i| ms |= @bytes[5 - i].to_u64 << (i * 8) }
-      @time = Time.unix_ms(ms)
-    end
-
     def <=>(other : ULID)
       @bytes.<=>(other.@bytes)
     end