52 lines
1.3 KiB
Nix
52 lines
1.3 KiB
Nix
{
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description = "A Nix-flake-based Dhall development environment";
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inputs = {
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flake-utils.url = "github:numtide/flake-utils";
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nixpkgs.url = "github:NixOS/nixpkgs";
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};
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outputs = { self, flake-utils, nixpkgs }:
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flake-utils.lib.eachDefaultSystem (system:
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let
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pkgs = import nixpkgs { inherit system; };
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dhall = pkgs.dhall;
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inherit (pkgs) mkShell;
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inherit (pkgs.lib) optionals;
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inherit (pkgs.stdenv) isLinux;
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# Helper function for building dhall-* tools
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mkDhallTools = ls:
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builtins.map (tool: pkgs.haskellPackages."dhall-${tool}") ls;
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# dhall-* tools available only on all platforms
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dhallToolsCommon = mkDhallTools [
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"bash"
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"docs"
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"json"
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"lsp-server"
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"nix"
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"nixpkgs"
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"openapi"
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"toml"
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"yaml"
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];
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# dhall-* tools available only on Linux
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dhallToolsLinux = optionals isLinux (mkDhallTools [ "csv" "text" ]);
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dhallTools = dhallToolsCommon ++ dhallToolsLinux;
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in {
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devShells = {
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default = mkShell {
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buildInputs = [ dhall ] ++ dhallTools;
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shellHook = ''
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echo "dhall `${dhall}/bin/dhall --version`"
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'';
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};
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};
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});
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}
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