range

mech_syntax::parser

Function range 

Source 
pub fn range<'a, F, O>(
    parser: F,
) -> impl FnMut(ParseString<'a>) -> ParseResult<'_, (O, SourceRange)>
where
    F: FnMut(ParseString<'a>) -> ParseResult<'_, O>,
Expand description

For parser p, run p and also output the range that p has matched upon success.