Rename hash code helper method

Author: ntkme

lib/sass/value/color.rb

@@ -340,10 +340,10 @@ def ==(other)
       def hash
         @hash ||= [
           _space.name,
-          FuzzyMath._round(channel0_or_nil),
-          FuzzyMath._round(channel1_or_nil),
-          FuzzyMath._round(channel2_or_nil),
-          FuzzyMath._round(alpha_or_nil)
+          FuzzyMath._hash(channel0_or_nil),
+          FuzzyMath._hash(channel1_or_nil),
+          FuzzyMath._hash(channel2_or_nil),
+          FuzzyMath._hash(alpha_or_nil)
         ].hash
       end
 

lib/sass/value/fuzzy_math.rb

@@ -74,7 +74,7 @@ def _clamp_like_css(number, lower_bound, upper_bound)
         number.to_f.nan? ? lower_bound : number.clamp(lower_bound, upper_bound)
       end
 
-      def _round(number)
+      def _hash(number)
         number&.finite? ? (number * INVERSE_EPSILON).round : number
       end
     end

lib/sass/value/number.rb

@@ -99,7 +99,7 @@ def ==(other)
 
       # @return [Integer]
       def hash
-        @hash ||= FuzzyMath._round(canonical_units_value).hash
+        @hash ||= FuzzyMath._hash(canonical_units_value).hash
       end
 
       # @return [::Boolean]