==================
get attr
==================

foo = bar.baz

---

(config_file 
  (body 
    (attribute 
      (identifier) 
      (expression 
        (expr_term 
          (expr_term 
            (variable_expr 
              (identifier))) 
          (get_attr 
            (identifier)))))))

==================
get index
==================

foo = bar[1]

---

(config_file 
  (body 
    (attribute 
      (identifier) 
      (expression 
        (expr_term 
          (expr_term 
            (variable_expr 
              (identifier))) 
          (index
            (expression
              (expr_term
                (literal_value
                  (numeric_lit))))))))))

==================
attr splat
==================

foo = bar.*.foo

---

(config_file 
  (body 
    (attribute 
      (identifier) 
      (expression 
        (expr_term 
          (expr_term 
            (variable_expr 
              (identifier))) 
        (splat 
          (attr_splat 
            (get_attr 
              (identifier))))))))) 

==================
full splat
==================

foo = bar[*].foo

---

(config_file 
  (body 
    (attribute 
      (identifier) 
      (expression 
        (expr_term 
          (expr_term 
            (variable_expr 
              (identifier))) 
        (splat 
          (full_splat 
            (get_attr 
              (identifier)))))))))