Module: Fusu::Try

Included in:
Fusu
Defined in:
lib/fusu/try.rb

Instance Method Summary collapse

Instance Method Details

#try(object, *a, &b) ⇒ Object 



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# File 'lib/fusu/try.rb', line 3

def try(object, *a, &b)
  return nil if object === nil
  try!(object, *a, &b) if a.empty? || object.respond_to?(a.first)
end

#try!(object, *a, &b) ⇒ Object 



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# File 'lib/fusu/try.rb', line 8

def try!(object, *a, &b)
  if a.empty? && block_given?
    if b.arity == 0
      object.instance_eval(&b)
    else
      yield object
    end
  else
    object.public_send(*a, &b)
  end
end