Class: Unknown

Inherits:
Object
  • Object
show all
Defined in:
lib/igo/dictionary.rb

Overview

未知語の検索を行うクラス

Instance Method Summary collapse

Constructor Details

#initialize(data_dir) ⇒ Unknown

コンストラクタ

data_dir

辞書ファイルのディレクトリパス



91
92
93
94
95
96
97
 
# File 'lib/igo/dictionary.rb', line 91

def initialize(data_dir)
  # 文字カテゴリ管理クラス
  @category = CharCategory.new(data_dir)
  
  # 文字カテゴリが空白の文字のID
  @space_id = @category.category(' '.unpack("U*")[0]).id
end

Instance Method Details

#search(text, start, wdic, result) ⇒ Object

検索



100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
 
# File 'lib/igo/dictionary.rb', line 100

def search(text, start, wdic, result)
  txt = text.unpack("U*")
  length = txt.size
  ch = txt[start]
  ct = @category.category(ch)
  
  if !result.empty? and !ct.invoke
    return
  end
  
  is_space = (ct.id == @space_id)
  limit = [length, ct.length + start].min
  
  for i in start..(limit - 1)
    wdic.search_from_trie_id(ct.id, start, (i - start) + 1, is_space, result)
    
    if((i + 1) != limit and !(@category.compatible?(ch, text[i + 1])))
      return
    end
  end
  
  if ct.group and limit < length
    for i in limit..(length - 1)
      if not @category.compatible?(ch, txt[i])
        wdic.search_from_trie_id(ct.id, start, i - start, is_space, result)
        return
      end
    end
    wdic.search_from_trie_id(ct.id, start, length - start, is_space, result)
  end
end