================================================================================
Simple Command Pipe
================================================================================

^ls | ^less

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

(root
  (statement
    (statement_kind
      (pipe
        (command
          (command_text))
        (command
          (command_text))))))

================================================================================
Simple Function Pipe
================================================================================

fs:read('file.txt') | output()

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

(root
  (statement
    (statement_kind
      (pipe
        (function_call
          (function_expression
            (index
              (index_expression
                (identifier))
              (index_expression
                (identifier))))
          (expression
            (value
              (string))))
        (function_call
          (function_expression
            (identifier)))))))
