---input---
#rect()[]#rect()[]

---tokens---
'#rect'       Name.Function
'('           Punctuation
')'           Punctuation
'['           Punctuation
']'           Punctuation
'#rect'       Name.Function
'('           Punctuation
')'           Punctuation
'['           Punctuation
']'           Punctuation
'\n'          Text.Whitespace