==================
Comments
==================

# x = 1;
# unassigned_variable
#xyz

---

(source
	(comment)
	(comment)
	(comment))

==================
Identifiers
==================

variable_name
_unused_variable
__strange_format__
a
blahblah
x.x

---

(source
	(identifier)
	(identifier)
	(identifier)
	(identifier)
	(identifier)
	(identifier))

==================
Operators
==================

x = y + y;

---

(source
    (identifier)
    (operator)
    (identifier)
    (operator)
    (identifier)
	(operator))

==================
String
==================

"string"
'string'

---

(source
	(value
		(string))
	(value
		(string)))

==================
Integer
==================

1
123

---

(source
	(value
		(integer))
	(value
		(integer)))

==================
Float
==================

1.0
123.123

---

(source
	(value
		(float))
	(value
		(float)))

==================
List
==================

(1, 2)

---

(source
	(value
		(list
			(value
    			(integer))
			(value
       			(integer)))))

==================
Empty
==================

()

---

(source
	(value
		(empty)))

==================
Tool
==================

random_boolean();

---

(source
	(tool)
	(value
		(empty))
	(operator))

==================
Boolean
==================

true false

---

(source
	(value
		(boolean))
	(value
		(boolean)))