# File lib/parser/ruby20.rb, line 4764
def _reduce_303(val, _values, result)
                      lambda_call = @builder.call_lambda(val[0])

                      args, (begin_t, body, end_t) = val[1]
                      result      = @builder.block(lambda_call,
                                      begin_t, args, body, end_t)
                    
    result
end