Speedup: calculate Item#hash once

2025-07-27 13:48:52 -04:00 · 2025-07-27 13:48:52 -04:00 · b371f4b404
commit b371f4b404
parent 91f476187b
1 changed files with 2 additions and 1 deletions
--- a/lib/propane/parser/item.rb
+++ b/lib/propane/parser/item.rb
@ -22,6 +22,7 @@ class Propane
      def initialize(rule, position)
        @rule = rule
        @position = position
+        @_hash = [@rule, @position].hash
      end

      # Hash function.
@ -29,7 +30,7 @@ class Propane
      # @return [Integer]
      #   Hash code.
      def hash
-        [@rule, @position].hash
+        @_hash
      end

      # Compare Item objects.