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// revisions: rpass
#![feature(generic_const_exprs)]
#![allow(incomplete_features)]
pub trait IsTrue {}
pub trait IsFalse {}
pub struct Assert<const CHECK: bool> {}
impl IsTrue for Assert<true> {}
impl IsFalse for Assert<false> {}
pub struct SliceConstWriter<'a, const N: usize> {
ptr: &'a mut [u8],
}
impl<'a, const N: usize> SliceConstWriter<'a, { N }> {
pub fn from_slice(vec: &'a mut [u8]) -> Self {
Self { ptr: vec }
}
pub fn convert<const NN: usize>(mut self) -> SliceConstWriter<'a, { NN }> {
SliceConstWriter { ptr: self.ptr }
}
}
impl<'a, const N: usize> SliceConstWriter<'a, { N }>
where
Assert<{ N >= 2 }>: IsTrue,
{
pub fn write_u8(mut self) -> SliceConstWriter<'a, { N - 2 }> {
self.convert()
}
}
fn main() {}
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