module Rus3::Procedure::Control
Public Instance Methods
map(prc, *lists)
click to toggle source
# File lib/rus3/procedure/control.rb, line 11 def map(prc, *lists) case lists.size when 0 EMPTY_LIST when 1 raise Rus3::ListRequiredError, lists[0] unless list?(lists[0]) lists[0].map(&prc) else zip(*lists).map {|args| prc.call(*args) } end end
zip(*lists)
click to toggle source
# File lib/rus3/procedure/control.rb, line 25 def zip(*lists) case lists.size when 0 EMPTY_LIST when 1 lists[0] else lists[0].zip(*lists[1..-1]) end end