lib/rley/parser/parse_state.rb in rley-0.3.04 vs lib/rley/parser/parse_state.rb in rley-0.3.05

@@ -14,15 +14,12 @@
 
       # Equality comparison. A parse state behaves as a value object.
       def ==(other)
         return true if object_id == other.object_id
 
-        if (dotted_rule == other.dotted_rule) && (origin == other.origin)
-          result = true
-        else
-          result = false
-        end
+        result = (dotted_rule == other.dotted_rule) && 
+                 (origin == other.origin)
 
         return result
       end
 
       # Returns true if the dot is at the end of the rhs of the production.
@@ -48,15 +45,15 @@
         return false unless origin == other.origin
         other_production = other.dotted_rule.production
         return false unless dotted_rule.production == other_production
 
         prev_position = other.dotted_rule.prev_position
-        if prev_position.nil?
-          result = false
-        else
-          result = dotted_rule.position == prev_position
-        end
+        result = if prev_position.nil?
+                   false
+                 else
+                   dotted_rule.position == prev_position
+                 end
 
         return result
       end
 
       # Give a String representation of itself.
@@ -70,10 +67,10 @@
 
       private
 
       # Return the validated dotted item(rule)
       def valid_dotted_rule(aDottedRule)
-        fail StandardError, 'Dotted item cannot be nil' if aDottedRule.nil?
+        raise StandardError, 'Dotted item cannot be nil' if aDottedRule.nil?
 
         return aDottedRule
       end
     end # class
   end # module