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feat: in rule where clauses support #370

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A4-Tacks opened this issue Apr 15, 2024 · 0 comments · Fixed by #371

Contributor

A4-Tacks commented Apr 15, 2024

use std::str::FromStr;

peg::parser! {
    grammar parser() for str {
        pub rule foo<T: FromStr>() -> T
        //where <T as FromStr>::Err: Debug // peg not support where
            = s:$(['0'..='9']+)
        {
            s.parse().unwrap()
        }
    }
}

A4-Tacks mentioned this issue

Add where clause for rule fn, allow some rust syntax #371

Merged

kevinmehall closed this as completed in #371

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