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flake.nix
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flake.nix
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# TODO
# * better devshell name overriding. clumsy because we can't access the
# derivation being used (because it's auto-grabbed). really just wanna change
# `ghc-shell-for` to `ghcXY` and keep the `-${pname}-${version}`!
# * honestly maybe I move away from haskell-flake...? it's weird
{
inputs = {
nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
flake-parts.url = "github:hercules-ci/flake-parts";
haskell-flake.url = "github:srid/haskell-flake";
rerefined.url = "github:raehik/rerefined";
rerefined.flake = false;
type-level-show.url = "github:raehik/type-level-show";
type-level-show.flake = false;
singleraeh.url = "github:raehik/singleraeh";
singleraeh.flake = false;
linear-builder.url = "github:Bodigrim/linear-builder";
linear-builder.flake = false;
};
outputs = inputs:
let
# simple devshell for non-dev compilers: really just want `cabal repl`
nondevDevShell = compiler: {
mkShellArgs.name = "${compiler}-strongweak";
hoogle = false;
tools = _: {
hlint = null;
haskell-language-server = null;
ghcid = null;
};
};
in
inputs.flake-parts.lib.mkFlake { inherit inputs; } {
systems = inputs.nixpkgs.lib.systems.flakeExposed;
imports = [ inputs.haskell-flake.flakeModule ];
perSystem = { self', pkgs, config, ... }: {
packages.default = self'.packages.ghc96-strongweak;
devShells.default = self'.devShells.ghc96;
haskellProjects.ghc98 = {
basePackages = pkgs.haskell.packages.ghc98;
packages.rerefined.source = inputs.rerefined;
packages.type-level-show.source = inputs.type-level-show;
packages.singleraeh.source = inputs.singleraeh;
packages.text-builder-linear.source = inputs.linear-builder;
devShell = nondevDevShell "ghc98";
};
haskellProjects.ghc96 = {
basePackages = pkgs.haskell.packages.ghc96;
packages.rerefined.source = inputs.rerefined;
packages.type-level-show.source = inputs.type-level-show;
packages.singleraeh.source = inputs.singleraeh;
packages.text-builder-linear.source = inputs.linear-builder;
devShell.mkShellArgs.name = "ghc96-strongweak";
};
haskellProjects.ghc94 = {
basePackages = pkgs.haskell.packages.ghc94;
packages.rerefined.source = inputs.rerefined;
packages.type-level-show.source = inputs.type-level-show;
packages.singleraeh.source = inputs.singleraeh;
packages.text-builder-linear.source = inputs.linear-builder;
devShell = nondevDevShell "ghc94";
};
};
};
}