Class: Array

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

Instance Method Summary collapse

Instance Method Details

#maybe_chain(args = []) ⇒ Object 



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# File 'lib/maybe_chain.rb', line 16

def maybe_chain(args = [])
    return nil unless self

    r = self
    args.each_with_index do |a, _i|
      return nil if r[a].nil? || (r.class != Hash && r.class != Array)

      r = a.instance_of?(Range) ? a.map { |i| r[i] } : r[a]
    end
    r
end