Update to the latest Rust nightly.

Author: Aidiakapi

README.md

@@ -5,7 +5,7 @@
 My solutions for Advent of Code 2023. Written in Rust 🦀.
 
 - Clone the repository.
-- Make sure you have a nightly version of Rust around December 2023.
+- Make sure you have a nightly version of Rust around January 2024.
 - `cargo run --release` for all days, `cargo run --release -- NN` for a specific
   day.
 - Want your own inputs?

framework/src/lib.rs

@@ -1,16 +1,13 @@
 #![feature(array_windows)]
 #![feature(auto_traits)]
 #![feature(decl_macro)]
-#![feature(entry_insert)]
 #![feature(hash_raw_entry)]
 #![feature(let_chains)]
 #![feature(maybe_uninit_array_assume_init)]
 #![feature(maybe_uninit_uninit_array)]
 #![feature(negative_impls)]
 #![feature(non_null_convenience)]
 #![feature(slice_split_at_unchecked)]
-#![feature(split_array)]
-#![feature(stmt_expr_attributes)]
 #![feature(trait_alias)]
 #![feature(trusted_len)]
 

framework/src/parsers/multi.rs

@@ -105,11 +105,7 @@ impl<'s, const N: usize> Parser<'s> for TakeN<N> {
     type Output = &'s [u8; N];
 
     fn parse(&self, input: &'s [u8]) -> ParseResult<'s, Self::Output> {
-        if input.len() < N {
-            Err((ParseError::EmptyInput, input))
-        } else {
-            Ok(input.split_array_ref())
-        }
+        input.split_first_chunk().ok_or((ParseError::EmptyInput, input))
     }
 }
 

src/main.rs

@@ -1,22 +1,11 @@
 #![feature(array_chunks)]
-#![feature(array_windows)]
-#![feature(box_into_inner)]
 #![feature(byte_slice_trim_ascii)]
 #![feature(coroutines)]
-#![feature(decl_macro)]
-#![feature(generic_const_exprs)]
-#![feature(get_many_mut)]
 #![feature(hash_raw_entry)]
 #![feature(iter_from_coroutine)]
 #![feature(iter_repeat_n)]
-#![feature(let_chains)]
 #![feature(map_try_insert)]
-#![feature(never_type)]
 #![feature(slice_partition_dedup)]
-#![feature(slice_take)]
-#![feature(stmt_expr_attributes)]
-
-#![allow(incomplete_features)]
 
 #![feature(custom_test_frameworks)]
 #![cfg_attr(feature = "criterion", test_runner(criterion::runner))]