pub fn parse_inner_block<I, E, F>(
kind: NestedBlockKind,
f: &F
) -> impl FnMut(I) -> IResult<I, I, E> + '_where
I: Span,
&'static str: FindToken<<I as InputTakeAtPosition>::Item>,
I: ToString + InputLength + InputTake + Compare<&'static str> + InputIter + Clone + InputTakeAtPosition,
<I as InputTakeAtPosition>::Item: AsChar + Copy,
I: ToString,
I: Offset + Slice<RangeTo<usize>>,
I: Slice<RangeFrom<usize>>,
<I as InputIter>::Item: AsChar + Copy,
E: ContextError<I> + ParseError<I>,
F: Fn(char) -> bool,
F: Clone,