---
source: tests/parser.rs
expression: "tree(r\"\\cmd[opt]{req}\")"
---
ROOT@0..14
PARAGRAPH@0..14
COMMAND@0..14
CONTROL_WORD@0..4 "\\cmd"
OPTIONAL@4..9
L_BRACKET@4..5 "["
WORD@5..8 "opt"
R_BRACKET@8..9 "]"
GROUP@9..14
L_BRACE@9..10 "{"
WORD@10..13 "req"
R_BRACE@13..14 "}"