---input---
"foo" + "bar"

1 + 2

2 / 1

"foo" == "f" + "oo"

"foo" != "bar"

!true

2 * 2 < 5

5 > 1

2 - 1

{ x = 1; y = 2; }.x

{ x = 1; y = 2; }.z or 3

{ x = 1; y = 2; } // { z = 3; }

---tokens---
'"'           Literal.String.Double
'foo'         Literal.String.Double
'"'           Literal.String.Double
' '           Text
'+'           Operator
' '           Text
'"'           Literal.String.Double
'bar'         Literal.String.Double
'"'           Literal.String.Double
'\n\n'        Text

'1'           Literal.Number.Integer
' '           Text
'+'           Operator
' '           Text
'2'           Literal.Number.Integer
'\n\n'        Text

'2'           Literal.Number.Integer
' '           Text
'/'           Operator
' '           Text
'1'           Literal.Number.Integer
'\n\n'        Text

'"'           Literal.String.Double
'foo'         Literal.String.Double
'"'           Literal.String.Double
' '           Text
'=='          Operator
' '           Text
'"'           Literal.String.Double
'f'           Literal.String.Double
'"'           Literal.String.Double
' '           Text
'+'           Operator
' '           Text
'"'           Literal.String.Double
'oo'          Literal.String.Double
'"'           Literal.String.Double
'\n\n'        Text

'"'           Literal.String.Double
'foo'         Literal.String.Double
'"'           Literal.String.Double
' '           Text
'!'           Operator
'='           Operator
' '           Text
'"'           Literal.String.Double
'bar'         Literal.String.Double
'"'           Literal.String.Double
'\n\n'        Text

'!'           Operator
'true'        Name.Constant
'\n\n'        Text

'2'           Literal.Number.Integer
' '           Text
'*'           Operator
' '           Text
'2'           Literal.Number.Integer
' '           Text
'<'           Operator
' '           Text
'5'           Literal.Number.Integer
'\n\n'        Text

'5'           Literal.Number.Integer
' '           Text
'>'           Operator
' '           Text
'1'           Literal.Number.Integer
'\n\n'        Text

'2'           Literal.Number.Integer
' '           Text
'-'           Operator
' '           Text
'1'           Literal.Number.Integer
'\n\n'        Text

'{'           Punctuation
' '           Text
'x'           Literal.String.Symbol
' '           Text
'='           Operator
' '           Text
'1'           Literal.Number.Integer
';'           Punctuation
' '           Text
'y'           Literal.String.Symbol
' '           Text
'='           Operator
' '           Text
'2'           Literal.Number.Integer
';'           Punctuation
' '           Text
'}'           Punctuation
'.'           Operator
'x'           Text
'\n\n'        Text

'{'           Punctuation
' '           Text
'x'           Literal.String.Symbol
' '           Text
'='           Operator
' '           Text
'1'           Literal.Number.Integer
';'           Punctuation
' '           Text
'y'           Literal.String.Symbol
' '           Text
'='           Operator
' '           Text
'2'           Literal.Number.Integer
';'           Punctuation
' '           Text
'}'           Punctuation
'.'           Operator
'z'           Text
' '           Text
'or'          Operator.Word
' '           Text
'3'           Literal.Number.Integer
'\n\n'        Text

'{'           Punctuation
' '           Text
'x'           Literal.String.Symbol
' '           Text
'='           Operator
' '           Text
'1'           Literal.Number.Integer
';'           Punctuation
' '           Text
'y'           Literal.String.Symbol
' '           Text
'='           Operator
' '           Text
'2'           Literal.Number.Integer
';'           Punctuation
' '           Text
'}'           Punctuation
' '           Text
'//'          Operator
' '           Text
'{'           Punctuation
' '           Text
'z'           Literal.String.Symbol
' '           Text
'='           Operator
' '           Text
'3'           Literal.Number.Integer
';'           Punctuation
' '           Text
'}'           Punctuation
'\n'          Text