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flake.nix
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122 lines (101 loc) · 3.71 KB
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{
description = "A flake to develop Natskell";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
flake-utils.url = "github:numtide/flake-utils/master";
};
outputs = { self, nixpkgs, flake-utils }:
flake-utils.lib.eachDefaultSystem (system:
let
pkgs = import nixpkgs {
inherit system;
config.allowUnfree = true;
};
hsPkgs = pkgs.haskellPackages;
src = ./.;
drv = hsPkgs.callCabal2nix "natskell" src {};
buildEnv = hsPkgs.shellFor {
packages = p: [ drv ];
nativeBuildInputs = [
hsPkgs.cabal-install
hsPkgs.ghc
hsPkgs.hspec-discover
hsPkgs.stylish-haskell
hsPkgs.hlint
];
};
devEnv = hsPkgs.shellFor {
packages = p: [ drv ];
nativeBuildInputs = [
hsPkgs.cabal-install
hsPkgs.ghc
hsPkgs.hspec-discover
hsPkgs.stylish-haskell
hsPkgs.hlint
hsPkgs.haskell-language-server
pkgs.docker
pkgs.pkg-config
pkgs.zlib.dev
pkgs.nsc
];
};
withCabalEnv = cmd: ''
# don't allow cabal to resolve remote packages
export CABAL_CONFIG=/dev/null
# don't allow cabal to attempt writes in a sandboxed environment
export HOME=$TMPDIR
export XDG_CONFIG_HOME=$TMPDIR
# move to a directory where we can write
mkdir -p $TMPDIR/test
cp -rT ${src} $TMPDIR/test
cd $TMPDIR/test
${cmd}
touch $out
'';
unitTest = pkgs.runCommand "unit-test" {
inherit (buildEnv) buildInputs nativeBuildInputs;
} (withCabalEnv ''cabal test natskell:test:unit-test --only --test-show-details=failures'');
fuzzTest = pkgs.runCommand "fuzz-test" {
inherit (buildEnv) buildInputs nativeBuildInputs;
} (withCabalEnv ''cabal test natskell:test:fuzz-test --only --test-show-details=failures'');
sysTest = pkgs.runCommand "sys-test" {
inherit (devEnv) buildInputs nativeBuildInputs;
} (withCabalEnv ''cabal test natskell:test:system-test --only --test-show-details=direct -fimpure'');
cabalCheck = pkgs.runCommand "cabal-check" {
inherit (buildEnv) buildInputs nativeBuildInputs;
} (withCabalEnv "cabal check");
lintCheck = pkgs.runCommand "lint-check" {
inherit (buildEnv) buildInputs nativeBuildInputs;
} (withCabalEnv "find . -name \"*.hs\" -print0 | xargs -0 hlint");
fmtCheck = pkgs.runCommand "fmt-check" {
inherit (buildEnv) buildInputs nativeBuildInputs;
} (withCabalEnv "stylish-haskell -r -c stylish.yaml .");
sdist = pkgs.runCommand "sdist" {
inherit (buildEnv) buildInputs nativeBuildInputs;
} (withCabalEnv ''
cabal sdist
mkdir -p $out
cp -v dist-newstyle/sdist/*.tar.gz $out/
'');
haddock = pkgs.runCommand "haddock" {
inherit (buildEnv) buildInputs nativeBuildInputs;
} (withCabalEnv ''
cabal haddock client/Client.hs
mkdir -p $out
cp -vr $(dirname $(find dist-newstyle -type f -path "*/doc/html/*/index.html" | grep '/doc/html/natskell/index.html$')) $out/
'');
in {
packages.sdist = sdist;
packages.docs = haddock;
packages.default = drv;
packages.system-test = sysTest;
devShells.default = devEnv;
checks = {
cabal-check = cabalCheck;
unit-test = unitTest;
fuzz-test = fuzzTest;
lint-check = lintCheck;
fmt-check = fmtCheck;
};
});
}