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"repo": "naersk", + "type": "github" + } + }, + "naersk_2": { + "inputs": { + "nixpkgs": "nixpkgs_4" + }, + "locked": { + "lastModified": 1721727458, + "narHash": "sha256-r/xppY958gmZ4oTfLiHN0ZGuQ+RSTijDblVgVLFi1mw=", + "owner": "nix-community", + "repo": "naersk", + "rev": "3fb418eaf352498f6b6c30592e3beb63df42ef11", + "type": "github" + }, + "original": { + "owner": "nix-community", + "repo": "naersk", + "type": "github" + } + }, + "nixpkgs": { + "locked": { + "lastModified": 1701336116, + "narHash": "sha256-kEmpezCR/FpITc6yMbAh4WrOCiT2zg5pSjnKrq51h5Y=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "f5c27c6136db4d76c30e533c20517df6864c46ee", + "type": "github" + }, + "original": { + "id": "nixpkgs", + "type": "indirect" + } + }, + "nixpkgs_2": { + "locked": { + "lastModified": 1701336116, + "narHash": "sha256-kEmpezCR/FpITc6yMbAh4WrOCiT2zg5pSjnKrq51h5Y=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "f5c27c6136db4d76c30e533c20517df6864c46ee", + "type": "github" + }, + "original": { + "owner": "NixOS", + "ref": "nixpkgs-unstable", + "repo": "nixpkgs", + "type": "github" + } + }, + "nixpkgs_3": { + "locked": { + "lastModified": 1681358109, + "narHash": "sha256-eKyxW4OohHQx9Urxi7TQlFBTDWII+F+x2hklDOQPB50=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "96ba1c52e54e74c3197f4d43026b3f3d92e83ff9", + "type": "github" + }, + "original": { + "owner": "NixOS", + "ref": "nixpkgs-unstable", + "repo": "nixpkgs", + "type": "github" + } + }, + "nixpkgs_4": { + "locked": { + "lastModified": 1732812356, + "narHash": "sha256-LNcgjOLArRlx2W6XSi0yc0xwLjrK3KF9LxAMqUgFDgw=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "581d7e4d23b91daf2afa0005a5d3d01d6a8884fe", + "type": "github" + }, + "original": { + "id": "nixpkgs", + "type": "indirect" + } + }, + "nixpkgs_5": { + "locked": { + "lastModified": 1732812356, + "narHash": "sha256-LNcgjOLArRlx2W6XSi0yc0xwLjrK3KF9LxAMqUgFDgw=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "581d7e4d23b91daf2afa0005a5d3d01d6a8884fe", + "type": "github" + }, + "original": { + "owner": "NixOS", + "ref": "nixpkgs-unstable", + "repo": "nixpkgs", + "type": "github" + } + }, + "nixpkgs_6": { + "locked": { + "lastModified": 1728538411, + "narHash": "sha256-f0SBJz1eZ2yOuKUr5CA9BHULGXVSn6miBuUWdTyhUhU=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "b69de56fac8c2b6f8fd27f2eca01dcda8e0a4221", + "type": "github" + }, + "original": { + "owner": "NixOS", + "ref": "nixpkgs-unstable", + "repo": "nixpkgs", + "type": "github" + } + }, + "root": { + "inputs": { + "cargo-aoc": "cargo-aoc", + "flake-utils": "flake-utils_3", + "naersk": "naersk_2", + "nixpkgs": "nixpkgs_5", + "rust-overlay": "rust-overlay_2" + } + }, + "rust-overlay": { + "inputs": { + "flake-utils": "flake-utils_2", + "nixpkgs": "nixpkgs_3" + }, + "locked": { + "lastModified": 1701397143, + "narHash": "sha256-nYUJxZXwCWWVBYZXPgRxGDuQcZRhKTtD/Jp5Jl+9EWU=", + "owner": "oxalica", + "repo": "rust-overlay", + "rev": "bb71557c93cad40f5921b2342d7fd69f9e6497ab", + "type": "github" + }, + "original": { + "owner": "oxalica", + "repo": "rust-overlay", + "type": "github" + } + }, + "rust-overlay_2": { + "inputs": { + "nixpkgs": "nixpkgs_6" + }, + "locked": { + "lastModified": 1732933841, + "narHash": "sha256-dge02pUSe2QeC/B3PriA0R8eAX+EU3aDoXj9FcS3XDw=", + "owner": "oxalica", + "repo": "rust-overlay", + "rev": "c65e91d4a33abc3bc4a892d3c5b5b378bad64ea1", + "type": "github" + }, + "original": { + "owner": "oxalica", + "repo": "rust-overlay", + "type": "github" + } + }, + "systems": { + "locked": { + "lastModified": 1681028828, + "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=", + "owner": "nix-systems", + "repo": "default", + "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e", + "type": "github" + }, + "original": { + "owner": "nix-systems", + "repo": "default", + "type": "github" + } + }, + "systems_2": { + "locked": { + "lastModified": 1681028828, + "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=", + "owner": "nix-systems", + "repo": "default", + "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e", + "type": "github" + }, + "original": { + "owner": "nix-systems", + "repo": "default", + "type": "github" + } + }, + "systems_3": { + "locked": { + "lastModified": 1681028828, + "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=", + "owner": "nix-systems", + "repo": "default", + "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e", + "type": "github" + }, + "original": { + "owner": "nix-systems", + "repo": "default", + "type": "github" + } + } + }, + "root": "root", + "version": 7 +} diff --git a/flake.nix b/flake.nix new file mode 100644 index 0000000..3a66fe3 --- /dev/null +++ b/flake.nix @@ -0,0 +1,50 @@ +{ + description = "A basic flake with a shell"; + inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable"; + inputs.flake-utils.url = "github:numtide/flake-utils"; + inputs.naersk.url = "github:nix-community/naersk"; + inputs.cargo-aoc.url = "github:traxys/aoc-tool"; + inputs.rust-overlay.url = "github:oxalica/rust-overlay"; + + outputs = + { + self, + nixpkgs, + flake-utils, + naersk, + rust-overlay, + cargo-aoc, + }: + flake-utils.lib.eachDefaultSystem ( + system: + let + pkgs = import nixpkgs { + inherit system; + overlays = [ (import rust-overlay) ]; + }; + rust = pkgs.rust-bin.stable.latest.default; + naersk' = pkgs.callPackage naersk { + cargo = rust; + rustc = rust; + }; + in + { + devShell = pkgs.mkShell { + nativeBuildInputs = + [ + rust + cargo-aoc.defaultPackage.${system} + ] + ++ (with pkgs; [ + hyperfine + cargo-flamegraph + ]); + RUST_PATH = "${rust}"; + RUST_DOC_PATH = "${rust}/share/doc/rust/html/std/index.html"; + AOC_YEAR = "2024"; + }; + + defaultPackage = naersk'.buildPackage ./.; + } + ); +} diff --git a/src/lib.rs b/src/lib.rs new file mode 100644 index 0000000..a977fa4 --- /dev/null +++ b/src/lib.rs @@ -0,0 +1,61 @@ +use std::path::PathBuf; + +use bstr::{BString, ByteSlice}; +use clap::Parser; + +#[derive(Parser)] +struct Args { + #[arg(short, long)] + part: u32, + #[arg(short, long)] + input: PathBuf, +} + +#[derive(Debug)] +pub struct Context { + pub part: u32, + pub input: BString, +} + +#[macro_export] +macro_rules! print_res { + ($($tt:tt)*) => { + if (!std::env::var("AOC_BENCH").is_ok()) { + println!($($tt)*) + } + }; +} + +#[macro_export] +macro_rules! print_res_part { + ($($tt:tt)*) => { + if (!std::env::var("AOC_BENCH").is_ok()) { + print!($($tt)*) + } + }; +} + +pub fn parse_u64_bytes(b: &[u8]) -> u64 { + b.iter() + .map(|d| { + if d.is_ascii_digit() { + (d - b'0') as u64 + } else { + panic!("Invalid digit in {}", b.as_bstr()) + } + }) + .fold(0, |acc, d| acc * 10 + d) +} + +pub fn load() -> color_eyre::Result { + color_eyre::install()?; + + let args = Args::parse(); + + let input = std::fs::read(args.input)?.into(); + + Ok(Context { + part: args.part, + input, + }) +} diff --git a/template.rs b/template.rs new file mode 100644 index 0000000..8c16bbc --- /dev/null +++ b/template.rs @@ -0,0 +1,39 @@ +use std::time::Instant; + +use aoc_2024::{load, print_res}; +use bstr::BString; + +type Parsed = (); + +pub fn parsing(input: &BString) -> color_eyre::Result { + todo!("Parsing") +} + +pub fn part1(input: Parsed) { + todo!("todo part1") +} + +pub fn part2(input: Parsed) { + todo!("todo part2") +} + +pub fn main() -> color_eyre::Result<()> { + let context = load()?; + + let start = Instant::now(); + let parsed = parsing(&context.input)?; + let elapsed = humantime::format_duration(start.elapsed()); + + let start = Instant::now(); + if context.part == 1 { + part1(parsed); + } else { + part2(parsed); + } + let elapsed_part = humantime::format_duration(start.elapsed()); + + println!(" Parsing: {elapsed}"); + println!(" Solving: {elapsed_part}"); + + Ok(()) +}