===============
Simple blocks
===============

do a
   e
f

---

(block
  (do_expression (block
    (identifier)
    (identifier)))
  (identifier))

=====================
Nested blocks
=====================

a = do b
       c + do e
              f
              g
       h
i

---

(block
  (binary_expression
    (identifier)
    (do_expression (block
      (identifier)
      (binary_expression
        (identifier)
        (do_expression (block
          (identifier)
          (identifier)
          (identifier))))
      (identifier))))
  (identifier))

===============================
Blocks with leading newlines
===============================

do


   a = b
   do
      c
      d
   e
 f

---

(block
  (do_expression (block
    (binary_expression (identifier) (identifier))
    (do_expression (block
      (identifier)
      (identifier)))
    (identifier)
    (identifier))))

=====================
Unterminated blocks
=====================

do
---

(ERROR)