Store whether a state accepts, not whether it drops

lib/propane/grammar.rb

@@ -148,7 +148,7 @@ class Propane
         end
         consume!(/\s+/)
         consume!(/;/, "expected `;'")
-        @patterns << Pattern.new(pattern: pattern, line_number: @line_number, drop: true, mode: @mode)
+        @patterns << Pattern.new(pattern: pattern, line_number: @line_number, mode: @mode)
         @mode = nil
         true
       end

lib/propane/lexer.rb

@@ -24,7 +24,6 @@ class Propane
         }
         states = mode_info[:dfa].enumerate
         states.each do |state, id|
-          drop = state.accepts && state.accepts.drop?
           token =
             if state.accepts && state.accepts.token
               state.accepts.token.id
@@ -36,7 +35,7 @@ class Propane
           state_table << {
             transition_table_index: transition_table.size,
             n_transitions: state.transitions.size,
-            drop: drop,
+            accepts: !!state.accepts,
             token: token,
             code_id: code_id,
           }

lib/propane/pattern.rb

@@ -40,8 +40,6 @@ class Propane
     #   Optional parameters.
     # @option options [String, nil] :code
     #   Code block to execute when the pattern is matched.
-    # @option options [Boolean] :drop
-    #   Whether this is a drop pattern.
     # @option options [String, nil] :pattern
     #   Pattern.
     # @option options [Token, nil] :token
@@ -52,7 +50,6 @@ class Propane
     #   Lexer mode for this pattern.
     def initialize(options)
       @code = options[:code]
-      @drop = options[:drop]
       @pattern = options[:pattern]
       @token = options[:token]
       @line_number = options[:line_number]
@@ -63,14 +60,6 @@ class Propane
       @nfa = regex.nfa
     end
 
-    # Whether the pattern is a drop pattern.
-    #
-    # @return [Boolean]
-    #   Whether the pattern is a drop pattern.
-    def drop?
-      @drop
-    end
-
   end
 
 end