============================================
Numbers
============================================
04000
400
100n
0xffffffffn
0b00111n
0o1234n
0xa_b_c
0o1_1
0b1_000_000
1_2_3
12_3.4_5e6_7
0b1_000_000n
01
00000123
---
(program
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number))
(expression_statement (number)))
============================================
Unicode identifiers
============================================
const últimaVez = 1
{ 県: '大阪府', '': '' }
---
(program
(lexical_declaration (variable_declarator (identifier) (number)))
(expression_statement (object (pair (property_identifier) (string)) (pair (string) (string)))))
==========================================
Strings containing comment-like content
==========================================
"//ok\n//what"
---
(program
(expression_statement (string (escape_sequence))))