source: default/trunk/de.ugoe.cs.swe.bnftools.ebnf.samples/trunk/refactoring_and_validation_samples/12_optional_once_or_more_loop_rules/test_01.bnf @ 5

grammar test;

// demo grammar for the following refactorings and validation rules:
// - (unimplemented) optional once or more loop validation (inner "+" is superfluous)

1. start ::= [ { "foo" }+ ]; 

// -> 1. start ::= { "foo" };