================================================================================
for with identifier
================================================================================

for i in [1, 2]
endfor

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

(script_file
  (for_loop
    (identifier)
    (list
      (integer_literal)
      (integer_literal))))

================================================================================
for with list
================================================================================

for [a, b] in [[1, 2], [3, 4]]
endfor

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

(script_file
  (for_loop
    (list_assignment
      (identifier)
      (identifier))
    (list
      (list
        (integer_literal)
        (integer_literal))
      (list
        (integer_literal)
        (integer_literal)))))

================================================================================
for with list and rest
================================================================================

for [a, b; rest] in [[1, 2], [3, 4, 5]]
endfor

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

(script_file
  (for_loop
    (list_assignment
      (identifier)
      (identifier)
      (identifier))
    (list
      (list
        (integer_literal)
        (integer_literal))
      (list
        (integer_literal)
        (integer_literal)
        (integer_literal)))))

================================================================================
For with argument name
================================================================================

for name in a:method_names
  echo "foo"
endfor

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

(script_file
  (for_loop
    (identifier)
    (argument
      (identifier))
    (body
      (echo_statement
        (string_literal)))))