---
source: src/parser.rs
assertion_line: 405
expression: result
---
- "\n filter ::= 'a' , 'b' , 'c' | 'd';\n "
- - lhs: filter
rhs:
Symbol:
- Terminal: a
- Concatenation
- Symbol:
- Terminal: b
- Concatenation
- Symbol:
- Terminal: c
- Alternation
- Terminal: d