{
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
rust-overlay.url = "github:oxalica/rust-overlay";
flake-utils.url = "github:numtide/flake-utils";
pre-commit-hooks.url = "github:cachix/git-hooks.nix";
v-utils.url = "github:valeratrades/.github";
};
outputs = { self, nixpkgs, rust-overlay, flake-utils, pre-commit-hooks, v-utils }:
flake-utils.lib.eachDefaultSystem (
system:
let
overlays = [ (import rust-overlay) ];
pkgs = import nixpkgs {
inherit system overlays;
allowUnfree = true;
};
#NB: can't load rust-bin from nightly.latest, as there are week guarantees of which components will be available on each day.
rust = pkgs.rust-bin.selectLatestNightlyWith (toolchain: toolchain.default.override {
extensions = [ "rust-src" "rust-analyzer" "rust-docs" "rustc-codegen-cranelift-preview" ];
});
pre-commit-check = pre-commit-hooks.lib.${system}.run (v-utils.files.preCommit { inherit pkgs; });
manifest = (pkgs.lib.importTOML ./Cargo.toml).package;
pname = manifest.name;
stdenv = pkgs.stdenvAdapters.useMoldLinker pkgs.stdenv;
workflowContents = v-utils.ci {
inherit pkgs;
lastSupportedVersion = "nightly-2025-12-12";
jobsErrors = [ "rust-tests" ];
jobsWarnings = [ "rust-doc" "rust-clippy" "rust-machete" "rust-sorted" "rust-sorted-derives" "tokei" ];
jobsOther = [ "loc-badge" ];
};
readme = v-utils.readme-fw {
inherit pkgs pname;
lastSupportedVersion = "nightly-1.93";
rootDir = ./.;
licenses = [{ name = "Blue Oak 1.0.0"; outPath = "LICENSE"; }];
badges = [ "msrv" "crates_io" "docs_rs" "loc" "ci" ];
};
in
{
packages =
let
rustc = rust;
cargo = rust;
rustPlatform = pkgs.makeRustPlatform {
inherit rustc cargo stdenv;
};
snapshot_fonts_bin = rustPlatform.buildRustPackage rec {
inherit pname;
version = manifest.version;
doCheck = false;
buildInputs = with pkgs; [
openssl.dev
];
nativeBuildInputs = with pkgs; [ pkg-config ];
cargoLock.lockFile = ./Cargo.lock;
src = pkgs.lib.cleanSource ./.;
};
in
{
inherit snapshot_fonts_bin;
default = pkgs.runCommand "snapshot-fonts"
{
nativeBuildInputs = [ snapshot_fonts_bin pkgs.fontforge ];
} ''
mkdir -p $out/share/fonts/truetype
snapshot_fonts fill-levels --output $out/share/fonts/truetype/FillLevels.ttf
snapshot_fonts candles --output $out/share/fonts/truetype/Candles.ttf
'';
fill-levels = pkgs.runCommand "fill-levels-font"
{
nativeBuildInputs = [ snapshot_fonts_bin pkgs.fontforge ];
} ''
mkdir -p $out/share/fonts/truetype
snapshot_fonts fill-levels --output $out/share/fonts/truetype/FillLevels.ttf
'';
candles = pkgs.runCommand "candles-font"
{
nativeBuildInputs = [ snapshot_fonts_bin pkgs.fontforge ];
} ''
mkdir -p $out/share/fonts/truetype
snapshot_fonts candles --output $out/share/fonts/truetype/Candles.ttf
'';
};
devShells.default =
with pkgs;
mkShell {
inherit stdenv;
shellHook =
pre-commit-check.shellHook
+ workflowContents.shellHook
+ ''
cp -f ${v-utils.files.licenses.blue_oak} ./LICENSE
cargo -Zscript -q ${v-utils.hooks.appendCustom} ./.git/hooks/pre-commit
cp -f ${(v-utils.hooks.preCommit) { inherit pkgs pname; }} ./.git/hooks/custom.sh
cp -f ${(v-utils.hooks.treefmt) { inherit pkgs; }} ./.treefmt.toml
mkdir -p ./.cargo
cp -f ${ (v-utils.files.gitignore { inherit pkgs; langs = [ "rs" ]; }) } ./.gitignore
cp -f ${ (v-utils.files.gitLfs { inherit pkgs; }) } ./.gitattributes
cp -f ${(v-utils.files.rust.clippy { inherit pkgs; })} ./.cargo/.clippy.toml
cp -f ${(v-utils.files.rust.config { inherit pkgs; })} ./.cargo/config.toml
cp -f ${(v-utils.files.rust.rustfmt { inherit pkgs; })} ./.rustfmt.toml
cp -f ${readme} ./README.md
alias qr="./target/debug/${pname}"
'';
packages = [
mold
openssl
pkg-config
rust
fontforge
uv
] ++ pre-commit-check.enabledPackages;
env.RUST_BACKTRACE = 1;
env.RUST_LIB_BACKTRACE = 0;
};
}
);
}