Prefer String#ljust over String#<< for padding

rails · Oct 17, 2018 · 73f9cd2 · 73f9cd2
1 parent 2f99da0
commit 73f9cd2
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/activerecord/lib/active_record/integration.rb b/activerecord/lib/active_record/integration.rb
@@ -193,9 +193,8 @@ def can_use_fast_cache_version?(timestamp)
       # to account for this we pad the output with zeros
       def raw_timestamp_to_cache_version(timestamp)
         key = timestamp.delete("- :.")
-        padding = 20 - key.length
-        if padding != 0
-          key << "0" * padding
+        if key.length < 20
+          key.ljust(20, "0")
         else
           key
         end