57 lines
2.1 KiB
Nix
57 lines
2.1 KiB
Nix
{
|
|
inputs = {
|
|
opam-nix.url = "github:tweag/opam-nix";
|
|
flake-utils.url = "github:numtide/flake-utils";
|
|
nixpkgs.follows = "opam-nix/nixpkgs";
|
|
};
|
|
outputs = { self, flake-utils, opam-nix, nixpkgs }@inputs:
|
|
flake-utils.lib.eachDefaultSystem (system:
|
|
let
|
|
pkgs = nixpkgs.legacyPackages.${system};
|
|
on = opam-nix.lib.${system};
|
|
localPackagesQuery = builtins.mapAttrs (_: pkgs.lib.last)
|
|
(on.listRepo (on.makeOpamRepo ./.));
|
|
devPackagesQuery = {
|
|
# You can add "development" packages here. They will get added to the devShell automatically.
|
|
ocaml-lsp-server = "*";
|
|
merlin = "*";
|
|
ocamlformat = "*";
|
|
utop = "*";
|
|
};
|
|
query = devPackagesQuery // {
|
|
## You can force versions of certain packages here, e.g:
|
|
## - force the ocaml compiler to be taken from opam-repository:
|
|
ocaml-base-compiler = "*";
|
|
## - or force the compiler to be taken from nixpkgs and be a certain version:
|
|
# ocaml-system = "4.14.0";
|
|
## - or force ocamlfind to be a certain version:
|
|
# ocamlfind = "1.9.2";
|
|
};
|
|
scope = on.buildOpamProject' { } ./. query;
|
|
overlay = final: prev:
|
|
{
|
|
# You can add overrides here
|
|
};
|
|
scope' = scope.overrideScope' overlay;
|
|
# Packages from devPackagesQuery
|
|
devPackages = builtins.attrValues
|
|
(pkgs.lib.getAttrs (builtins.attrNames devPackagesQuery) scope');
|
|
# Packages in this workspace
|
|
packages =
|
|
pkgs.lib.getAttrs (builtins.attrNames localPackagesQuery) scope';
|
|
in {
|
|
legacyPackages = scope';
|
|
|
|
inherit packages;
|
|
|
|
## If you want to have a "default" package which will be built with just `nix build`, do this instead of `inherit packages;`:
|
|
# packages = packages // { default = packages.<your default package>; };
|
|
|
|
devShells.default = pkgs.mkShell {
|
|
inputsFrom = builtins.attrValues packages;
|
|
buildInputs = devPackages ++ [
|
|
# You can add packages from nixpkgs here
|
|
];
|
|
};
|
|
});
|
|
}
|