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|
{
description = "Check the forecast for today's Nix builds";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
nix-filter.url = "github:numtide/nix-filter";
};
outputs =
{
self,
nixpkgs,
nix-filter,
}:
let
inherit (nixpkgs) lib;
# We want to generate outputs for as many systems as possible,
# even if we don't officially support or test for them
allSystems = lib.systems.flakeExposed;
# These are the systems we do officially support and test, though
supportedSystems = [
"x86_64-linux"
"aarch64-linux"
"x86_64-darwin"
"aarch64-darwin"
];
forAllSystems = lib.genAttrs allSystems;
nixpkgsFor = forAllSystems (system: nixpkgs.legacyPackages.${system});
in
{
checks = forAllSystems (
system:
let
pkgs = nixpkgsFor.${system};
packages = self.packages.${system};
in
lib.optionalAttrs (lib.elem system supportedSystems) {
version-test = packages.nix-forecast.tests.version;
clippy = packages.nix-forecast.overrideAttrs (oldAttrs: {
pname = "check-clippy";
nativeBuildInputs = oldAttrs.nativeBuildInputs ++ [
pkgs.clippy
pkgs.clippy-sarif
pkgs.sarif-fmt
];
buildPhase = ''
runHook preBuild
cargo clippy \
--all-features \
--all-targets \
--tests \
--message-format=json \
| clippy-sarif | tee $out | sarif-fmt
'';
dontInstall = true;
doCheck = false;
dontFixup = true;
passthru = { };
meta = { };
});
formatting =
pkgs.runCommand "check-formatting"
{
nativeBuildInputs = [
pkgs.cargo
pkgs.nixfmt-rfc-style
pkgs.rustfmt
];
}
''
cd ${self}
echo "Running cargo fmt"
cargo fmt -- --check
echo "Running nixfmt..."
nixfmt --check .
touch $out
'';
}
);
devShells = forAllSystems (
system:
let
pkgs = nixpkgsFor.${system};
in
lib.optionalAttrs (lib.elem system supportedSystems) {
default = pkgs.mkShell {
packages = [
# Rust tools
pkgs.clippy
pkgs.rust-analyzer
pkgs.rustfmt
# Nix tools
self.formatter.${system}
pkgs.nil
pkgs.statix
];
env = {
RUST_SRC_PATH = toString pkgs.rustPlatform.rustLibSrc;
};
inputsFrom = [ self.packages.${system}.nix-forecast ];
};
}
);
formatter = forAllSystems (system: nixpkgsFor.${system}.nixfmt-rfc-style);
# for CI
legacyPackages = forAllSystems (
system:
lib.optionalAttrs (lib.elem system supportedSystems) (
lib.mapAttrs' (name: lib.nameValuePair "check-${name}") self.checks.${system}
)
);
packages = forAllSystems (
system:
let
pkgs = nixpkgsFor.${system};
nixForecastPackages = lib.makeScope pkgs.newScope (final: self.overlays.default final pkgs);
isCompatible = lib.meta.availableOn pkgs.stdenv.hostPlatform;
filteredPackages = lib.filterAttrs (
_: deriv: isCompatible deriv && lib.isDerivation deriv
) nixForecastPackages;
in
filteredPackages
// {
default = filteredPackages.nix-forecast or pkgs.emptyFile;
}
);
overlays.default = final: _: {
nix-forecast = final.callPackage (
{
lib,
stdenv,
rustPlatform,
installShellFiles,
makeBinaryWrapper,
nix,
nix-forecast,
testers,
}:
rustPlatform.buildRustPackage rec {
pname = "nix-forecast";
inherit (passthru.cargoTOML.package) version;
cargoLock.lockFile = ./Cargo.lock;
src = nix-filter {
root = self;
include = [
./Cargo.toml
./Cargo.lock
./build.rs
"src"
];
};
nativeBuildInputs = [
installShellFiles
makeBinaryWrapper
];
postInstall = ''
wrapProgram $out/bin/nix-forecast --suffix PATH : "${lib.makeBinPath [ nix ]}"
installShellCompletion --cmd nix-forecast \
--bash completions/nix-forecast.bash \
--fish completions/nix-forecast.fish \
--zsh completions/_nix-forecast
'';
env = {
COMPLETION_DIR = "completions";
};
passthru = {
cargoTOML = lib.importTOML ./Cargo.toml;
tests.version = testers.testVersion { package = nix-forecast; };
};
meta = {
description = "Check the forecast for today's Nix builds";
homepage = "https://github.com/getchoo/nix-forecast";
changelog = "https://github.com/getchoo/nix-forecast/releases/tag/${version}";
license = lib.licenses.mpl20;
maintainers = with lib.maintainers; [ getchoo ];
mainProgram = "nix-forecast";
};
}
) { };
};
};
}
|
