null

mech_syntax::parser

Function null 

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

Convert output of any parser into ParserNode::Null. Useful for working with alt combinator and error recovery functions.