Method: MigemoDictCache#lookup

Defined in:
lib/migemo-dict.rb

#lookup(pattern) ⇒ Object 



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# File 'lib/migemo-dict.rb', line 112

def lookup (pattern)
  raise if pattern == nil
  pattern = pattern.downcase
  idx = @index.bsearch_first do |_idx|
    key, data = decompose(_idx)
    key <=> pattern
  end
  if idx
    key, data = decompose(@index[idx])
    return data
  else
    nil
  end
end