3
###
3.0
###
0xABCU
###
0x_123
###
123_.456
###
"Hello there"
###
/* This is a comment */ "Whatever"
###
// Line comment
"A string"
###
"Another string" // Line comment 2
###
"Blah blah" /* Multi-line comment
  continuation */
###
"With escapes ""quotes"""
###
Identifier
###
@Identifier
###
@   Identifier
###
@   'Identi''fier'
###
name_123xyz
###
'Quoted ident because of spaces'
###
null
###
'null'
###
true
###
false
###
TRUE
###
FALSE
###
THIS
###
NULL
###
TrUe tRuE
###
NuLl nUlL
###
tHiS ThIs
###
   'true'  
###
this
###
this.A + this
###
parent
###
it
###
It
###
up
###
it.up
###
it.parent
###
this.up
###
parent.up
###
it$
###
it$0
###
it$1
###
it$123
###
it$12345678901234567890
###
_
###
"Unterminated
###
0xFFr3
###
12.3u
###
0x1r4
