================================================================================
Simple Yield
================================================================================

1 -> output

--------------------------------------------------------------------------------

(root
  (block
    (statement
      (expression
        (yield
          (expression
            (value
              (integer)))
          (function_call
            (built_in_function)))))))

================================================================================
Long Yield
================================================================================

[1, 2, 3]
  -> add_one
  -> subtract_one
  -> foobar
  -> output

--------------------------------------------------------------------------------

(root
  (block
    (statement
      (expression
        (yield
          (expression
            (yield
              (expression
                (yield
                  (expression
                    (yield
                      (expression
                        (value
                          (list
                            (expression
                              (value
                                (integer)))
                            (expression
                              (value
                                (integer)))
                            (expression
                              (value
                                (integer))))))
                      (function_call
                        (identifier))))
                  (function_call
                    (identifier))))
              (function_call
                (identifier))))
          (function_call
            (built_in_function)))))))