Method: Daru::Index#slice

Defined in:
lib/daru/index/index.rb

#slice(*args) ⇒ Object 



164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
 
# File 'lib/daru/index/index.rb', line 164

def slice *args
  start = args[0]
  en = args[1]

  start_idx = @relation_hash[start]
  en_idx    = @relation_hash[en]

  if start_idx.nil?
    nil
  elsif en_idx.nil?
    Array(start_idx..size-1)
  else
    Array(start_idx..en_idx)
  end
end