Class: Enumerator

Inherits:
Object
  • Object
show all
Defined in:
lib/enzymator/core_ext/enumerator.rb

Instance Method Summary collapse

Instance Method Details

#skip(n) ⇒ Object

Skip the first n elements and return an Enumerator for the rest, or pass them in succession to the block, if given. Extracted from epitools: github.com/epitron/epitools



7
8
9
10
11
12
13
14
15
16
17
18
19
 
# File 'lib/enzymator/core_ext/enumerator.rb', line 7

def skip(n)
  if block_given?
    each do |x|
      if n > 0
        n -= 1
      else
        yield x
      end
    end
  else
    to_enum(:skip, n)
  end
end