diff options
| -rw-r--r-- | .gitignore | 5 | ||||
| -rw-r--r-- | flake.lock | 149 | ||||
| -rw-r--r-- | flake.nix | 101 |
3 files changed, 254 insertions, 1 deletions
diff --git a/.gitignore b/.gitignore index 5da920295..57a3c0e0b 100644 --- a/.gitignore +++ b/.gitignore @@ -7,6 +7,7 @@ /TAGS /bench-* !.circleci/** +!.envrc !.editorconfig !.gitattributes !.github/** @@ -30,9 +31,11 @@ !Setup.hs !cabal.project !changelog.md -!default.nix !pandoc.cabal !hie.yaml +!flake.nix +!flake.lock +!default.nix !release.nix !shell.nix !stack.yaml diff --git a/flake.lock b/flake.lock new file mode 100644 index 000000000..a3771e4b5 --- /dev/null +++ b/flake.lock @@ -0,0 +1,149 @@ +{ + "nodes": { + "flake-parts": { + "inputs": { + "nixpkgs-lib": "nixpkgs-lib" + }, + "locked": { + "lastModified": 1677714448, + "narHash": "sha256-Hq8qLs8xFu28aDjytfxjdC96bZ6pds21Yy09mSC156I=", + "owner": "hercules-ci", + "repo": "flake-parts", + "rev": "dc531e3a9ce757041e1afaff8ee932725ca60002", + "type": "github" + }, + "original": { + "owner": "hercules-ci", + "repo": "flake-parts", + "type": "github" + } + }, + "flake-root": { + "locked": { + "lastModified": 1671378805, + "narHash": "sha256-yqGxyzMN2GuppwG3dTWD1oiKxi+jGYP7D1qUSc5vKhI=", + "owner": "srid", + "repo": "flake-root", + "rev": "dc7ba6166e478804a9da6881aa48c45d300075cf", + "type": "github" + }, + "original": { + "owner": "srid", + "repo": "flake-root", + "type": "github" + } + }, + "haskell-flake": { + "locked": { + "lastModified": 1678224654, + "narHash": "sha256-HZKnkkDKXvcK45KPVISzioyGjRfg7Ee0jmxUPjOvmRg=", + "owner": "srid", + "repo": "haskell-flake", + "rev": "b1f266999065443a2a038a0bf17b3a836e64d245", + "type": "github" + }, + "original": { + "owner": "srid", + "repo": "haskell-flake", + "type": "github" + } + }, + "mission-control": { + "locked": { + "lastModified": 1675195908, + "narHash": "sha256-nQv35C7svZFluwy2uoZFxwPqiT16XoKAoMlIQYmvg3A=", + "owner": "Platonic-Systems", + "repo": "mission-control", + "rev": "feb06872ac4dc977f70f6388c87d36fc3c3c3693", + "type": "github" + }, + "original": { + "owner": "Platonic-Systems", + "repo": "mission-control", + "type": "github" + } + }, + "nixpkgs": { + "locked": { + "lastModified": 1678268259, + "narHash": "sha256-q+ZWNJfXKgIKwsZBir0yXrmIV/4tOv5BflxDAfGISps=", + "owner": "nixos", + "repo": "nixpkgs", + "rev": "90ef5c3c337d8d9f0c97e7641ece70a41f6c16a2", + "type": "github" + }, + "original": { + "owner": "nixos", + "ref": "nixpkgs-unstable", + "repo": "nixpkgs", + "type": "github" + } + }, + "nixpkgs-140774-workaround": { + "locked": { + "lastModified": 1677708284, + "narHash": "sha256-syAhlmvVlVDwgoKS6b3EfrQKfaeCY3zjT2q7VBk/yx8=", + "owner": "srid", + "repo": "nixpkgs-140774-workaround", + "rev": "5fe054e8560cf474b3c89622c1ea7688023425c1", + "type": "github" + }, + "original": { + "owner": "srid", + "repo": "nixpkgs-140774-workaround", + "type": "github" + } + }, + "nixpkgs-lib": { + "locked": { + "dir": "lib", + "lastModified": 1677407201, + "narHash": "sha256-3blwdI9o1BAprkvlByHvtEm5HAIRn/XPjtcfiunpY7s=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "7f5639fa3b68054ca0b062866dc62b22c3f11505", + "type": "github" + }, + "original": { + "dir": "lib", + "owner": "NixOS", + "ref": "nixos-unstable", + "repo": "nixpkgs", + "type": "github" + } + }, + "root": { + "inputs": { + "flake-parts": "flake-parts", + "flake-root": "flake-root", + "haskell-flake": "haskell-flake", + "mission-control": "mission-control", + "nixpkgs": "nixpkgs", + "nixpkgs-140774-workaround": "nixpkgs-140774-workaround", + "treefmt-nix": "treefmt-nix" + } + }, + "treefmt-nix": { + "inputs": { + "nixpkgs": [ + "nixpkgs" + ] + }, + "locked": { + "lastModified": 1678277086, + "narHash": "sha256-fQ1G72KhLWWf2z+ug9+4ErTEayvlcVQMul0qusKKBgk=", + "owner": "numtide", + "repo": "treefmt-nix", + "rev": "ec39cfa24342fdf0b04ae44592a191c4765f9c74", + "type": "github" + }, + "original": { + "owner": "numtide", + "repo": "treefmt-nix", + "type": "github" + } + } + }, + "root": "root", + "version": 7 +} diff --git a/flake.nix b/flake.nix new file mode 100644 index 000000000..ea7f4c08b --- /dev/null +++ b/flake.nix @@ -0,0 +1,101 @@ +{ + description = "srid/haskell-template: Nix template for Haskell projects"; + inputs = { + nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable"; + flake-parts.url = "github:hercules-ci/flake-parts"; + haskell-flake.url = "github:srid/haskell-flake"; + treefmt-nix.url = "github:numtide/treefmt-nix"; + treefmt-nix.inputs.nixpkgs.follows = "nixpkgs"; + flake-root.url = "github:srid/flake-root"; + mission-control.url = "github:Platonic-Systems/mission-control"; + + nixpkgs-140774-workaround.url = "github:srid/nixpkgs-140774-workaround"; + }; + + outputs = inputs@{ self, nixpkgs, flake-parts, ... }: + flake-parts.lib.mkFlake { inherit inputs; } { + systems = nixpkgs.lib.systems.flakeExposed; + imports = [ + inputs.haskell-flake.flakeModule + inputs.treefmt-nix.flakeModule + inputs.flake-root.flakeModule + inputs.mission-control.flakeModule + ]; + perSystem = { self', system, lib, config, pkgs, ... }: { + # The "main" project. You can have multiple projects, but this template + # has only one. + haskellProjects.main = { + imports = [ + inputs.nixpkgs-140774-workaround.haskellFlakeProjectModules.default + ]; + # packages.haskell-template.root = ./.; # Auto-discovered by haskell-flake + overrides = self: super: { }; + devShell = { + tools = hp: { + treefmt = config.treefmt.build.wrapper; + } // config.treefmt.build.programs; + hlsCheck.enable = true; + }; + }; + + # Auto formatters. This also adds a flake check to ensure that the + # source tree was auto formatted. + treefmt.config = { + inherit (config.flake-root) projectRootFile; + package = pkgs.treefmt; + + programs.ormolu.enable = true; + programs.nixpkgs-fmt.enable = true; + programs.cabal-fmt.enable = true; + programs.hlint.enable = true; + + # We use fourmolu + programs.ormolu.package = pkgs.haskellPackages.fourmolu; + settings.formatter.ormolu = { + options = [ + "--ghc-opt" + "-XImportQualifiedPost" + ]; + }; + }; + + # Dev shell scripts. + mission-control.scripts = { + docs = { + description = "Start Hoogle server for project dependencies"; + exec = '' + echo http://127.0.0.1:8888 + hoogle serve -p 8888 --local + ''; + category = "Dev Tools"; + }; + repl = { + description = "Start the cabal repl"; + exec = '' + cabal repl "$@" + ''; + category = "Dev Tools"; + }; + fmt = { + description = "Format the source tree"; + exec = "${lib.getExe config.treefmt.build.wrapper}"; + category = "Dev Tools"; + }; + run = { + description = "Run the project with ghcid auto-recompile"; + exec = '' + ghcid -c "cabal repl exe:haskell-template" --warnings -T :main + ''; + category = "Primary"; + }; + }; + + # Default package. + packages.default = self'.packages.main-haskell-template; + + # Default shell. + devShells.default = + config.mission-control.installToDevShell self'.devShells.main; + }; + }; +} |