Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'flake.nix')
| -rw-r--r-- | flake.nix | 220 |
1 files changed, 147 insertions, 73 deletions
@@ -7,87 +7,161 @@ url = "github:oxalica/rust-overlay"; inputs.nixpkgs.follows = "nixpkgs"; }; + nci = { + url = "github:yusdacra/nix-cargo-integration"; + inputs.nixpkgs.follows = "nixpkgs"; + inputs.rust-overlay.follows = "rust-overlay"; + }; + parts.url = "github:hercules-ci/flake-parts"; }; - outputs = { - self, - nixpkgs, - rust-overlay, - ... - }: let - inherit (nixpkgs) lib; - eachSystem = lib.genAttrs lib.systems.flakeExposed; - pkgsFor = eachSystem (system: - import nixpkgs { - localSystem.system = system; - overlays = [(import rust-overlay) self.overlays.helix]; - }); - gitRev = self.rev or self.dirtyRev or null; - in { - packages = eachSystem (system: { - inherit (pkgsFor.${system}) helix; - /* - The default Helix build. Uses the latest stable Rust toolchain, and unstable - nixpkgs. - - The build inputs can be overridden with the following: - - packages.${system}.default.override { rustPlatform = newPlatform; }; - - Overriding a derivation attribute can be done as well: - - packages.${system}.default.overrideAttrs { buildType = "debug"; }; - */ - default = self.packages.${system}.helix; - }); - checks = - lib.mapAttrs (system: pkgs: let - # Get Helix's MSRV toolchain to build with by default. - msrvToolchain = pkgs.pkgsBuildHost.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml; - msrvPlatform = pkgs.makeRustPlatform { - cargo = msrvToolchain; - rustc = msrvToolchain; - }; + outputs = inp: let + mkRootPath = rel: + builtins.path { + path = "${toString ./.}/${rel}"; + name = rel; + }; + filteredSource = let + pathsToIgnore = [ + ".envrc" + ".ignore" + ".github" + ".gitignore" + "logo.svg" + "logo_dark.svg" + "logo_light.svg" + "rust-toolchain.toml" + "rustfmt.toml" + "runtime" + "screenshot.png" + "book" + "contrib" + "docs" + "README.md" + "CHANGELOG.md" + "shell.nix" + "default.nix" + "grammars.nix" + "flake.nix" + "flake.lock" + ]; + ignorePaths = path: type: let + inherit (inp.nixpkgs) lib; + # split the nix store path into its components + components = lib.splitString "/" path; + # drop off the `/nix/hash-source` section from the path + relPathComponents = lib.drop 4 components; + # reassemble the path components + relPath = lib.concatStringsSep "/" relPathComponents; + in + lib.all (p: ! (lib.hasPrefix p relPath)) pathsToIgnore; + in + builtins.path { + name = "helix-source"; + path = toString ./.; + # filter out unnecessary paths + filter = ignorePaths; + }; + in + inp.parts.lib.mkFlake {inputs = inp;} { + imports = [inp.nci.flakeModule]; + systems = [ + "x86_64-linux" + "x86_64-darwin" + "aarch64-linux" + "aarch64-darwin" + "i686-linux" + ]; + perSystem = { + config, + pkgs, + lib, + ... + }: let + makeOverridableHelix = old: config: let + grammars = pkgs.callPackage ./grammars.nix config; + runtimeDir = pkgs.runCommand "helix-runtime" {} '' + mkdir -p $out + ln -s ${mkRootPath "runtime"}/* $out + rm -r $out/grammars + ln -s ${grammars} $out/grammars + ''; + helix-wrapped = + pkgs.runCommand + old.name + { + inherit (old) pname version; + meta = old.meta or {}; + passthru = + (old.passthru or {}) + // { + unwrapped = old; + }; + nativeBuildInputs = [pkgs.makeWrapper]; + makeWrapperArgs = config.makeWrapperArgs or []; + } + '' + cp -rs --no-preserve=mode,ownership ${old} $out + wrapProgram "$out/bin/hx" ''${makeWrapperArgs[@]} --set HELIX_RUNTIME "${runtimeDir}" + ''; + in + helix-wrapped + // { + override = makeOverridableHelix old; + passthru = + helix-wrapped.passthru + // { + wrapper = old: makeOverridableHelix old config; + }; + }; + stdenv = + if pkgs.stdenv.isLinux + then pkgs.stdenv + else pkgs.clangStdenv; + rustFlagsEnv = + if stdenv.isLinux + then ''$RUSTFLAGS -C link-arg=-fuse-ld=lld -C target-cpu=native -Clink-arg=-Wl,--no-rosegment'' + else "$RUSTFLAGS"; in { - helix = self.packages.${system}.helix.override { - rustPlatform = msrvPlatform; + nci.projects."helix-project".relPath = ""; + nci.crates."helix-term" = { + overrides = { + add-meta.override = _: {meta.mainProgram = "hx";}; + add-inputs.overrideAttrs = prev: { + buildInputs = (prev.buildInputs or []) ++ [stdenv.cc.cc.lib]; + }; + disable-grammar-builds = { + # disable fetching and building of tree-sitter grammars in the helix-term build.rs + HELIX_DISABLE_AUTO_GRAMMAR_BUILD = "1"; + }; + disable-tests = {checkPhase = ":";}; + set-stdenv.override = _: {inherit stdenv;}; + set-filtered-src.override = _: {src = filteredSource;}; + }; }; - }) - pkgsFor; - # Devshell behavior is preserved. - devShells = - lib.mapAttrs (system: pkgs: { - default = let - commonRustFlagsEnv = "-C link-arg=-fuse-ld=lld -C target-cpu=native --cfg tokio_unstable"; - platformRustFlagsEnv = lib.optionalString pkgs.stdenv.isLinux "-Clink-arg=-Wl,--no-rosegment"; - in - pkgs.mkShell { - inputsFrom = [self.checks.${system}.helix]; - nativeBuildInputs = with pkgs; - [ - lld - cargo-flamegraph - rust-bin.nightly.latest.rust-analyzer - ] - ++ (lib.optional (stdenv.isx86_64 && stdenv.isLinux) cargo-tarpaulin) - ++ (lib.optional stdenv.isLinux lldb); - shellHook = '' - export RUST_BACKTRACE="1" - export RUSTFLAGS="''${RUSTFLAGS:-""} ${commonRustFlagsEnv} ${platformRustFlagsEnv}" - ''; - }; - }) - pkgsFor; + packages.helix-unwrapped = config.nci.outputs."helix-term".packages.release; + packages.helix-unwrapped-dev = config.nci.outputs."helix-term".packages.dev; + packages.helix = makeOverridableHelix config.packages.helix-unwrapped {}; + packages.helix-dev = makeOverridableHelix config.packages.helix-unwrapped-dev {}; + packages.default = config.packages.helix; - overlays = { - helix = final: prev: { - helix = final.callPackage ./default.nix {inherit gitRev;}; + devShells.default = config.nci.outputs."helix-project".devShell.overrideAttrs (old: { + nativeBuildInputs = + (old.nativeBuildInputs or []) + ++ (with pkgs; [lld_13 cargo-flamegraph rust-analyzer]) + ++ (lib.optional (stdenv.isx86_64 && stdenv.isLinux) pkgs.cargo-tarpaulin) + ++ (lib.optional stdenv.isLinux pkgs.lldb) + ++ (lib.optional stdenv.isDarwin pkgs.darwin.apple_sdk.frameworks.CoreFoundation); + shellHook = '' + export HELIX_RUNTIME="$PWD/runtime" + export RUST_BACKTRACE="1" + export RUSTFLAGS="${rustFlagsEnv}" + ''; + }); }; - - default = self.overlays.helix; }; - }; + nixConfig = { extra-substituters = ["https://helix.cachix.org"]; extra-trusted-public-keys = ["helix.cachix.org-1:ejp9KQpR1FBI2onstMQ34yogDm4OgU2ru6lIwPvuCVs="]; |