lib/suika/lattice.rb in suika-0.1.4 vs lib/suika/lattice.rb in suika-0.2.0

@@ -2,28 +2,26 @@
 
 module Suika
   # @!visibility private
   class Lattice
     # @!visibility private
-    Node = Struct.new(:surface, :unknown, :min_cost, :min_prev, :left_id, :right_id, :cost, :attrs, keyword_init: true)
-
     attr_reader :begin_nodes, :end_nodes, :length
 
     # @!visibility private
     def initialize(length)
       @length = length
       @begin_nodes = Array.new(length + 1) { [] }
       @end_nodes = Array.new(length + 1) { [] }
       bos = Node.new(surface: 'BOS', unknown: false, left_id: 0, right_id: 0, cost: 0, attrs: [])
-      @end_nodes[0].append(bos)
+      @end_nodes[0].push(bos)
       eos = Node.new(surface: 'EOS', unknown: false, left_id: 0, right_id: 0, cost: 0, attrs: [])
-      @begin_nodes[length].append(eos)
+      @begin_nodes[length].push(eos)
     end
 
     # @!visibility private
     def insert(begin_id, end_id, surface, unknown, left_id, right_id, cost, attrs)
       node = Node.new(surface: surface, unknown: unknown, left_id: left_id, right_id: right_id, cost: cost, attrs: attrs)
-      @begin_nodes[begin_id].append(node)
-      @end_nodes[end_id].append(node)
+      @begin_nodes[begin_id].push(node)
+      @end_nodes[end_id].push(node)
     end
   end
 end