Class: Array

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

Instance Method Summary collapse

Instance Method Details

#collate(pattern = nil) ⇒ Object 



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# File 'lib/rowx.rb', line 9

def collate(pattern=nil)
  a = self.inject([[]]) do |r,x|
    if block_given? then  
      yield(x) ? r << [x] : r[-1] << x        
    else
      x =~ pattern ? r << [x] : r[-1] << x
    end # block
    r
  end
  a.shift if a.first.empty?
  a
end