{ ... }:

let
  sources = import ./nix/sources.nix;
  pkgs = import sources.nixpkgs {
    overlays = [
      (self: super: rec {
        go = import ./nix/go.nix { };
        buildGoModule = pkgs.callPackage
          "${sources.nixpkgs}/pkgs/development/go-modules/generic" {
            inherit go;
          };
        gopls = super.gopls.override { inherit buildGoModule; };
        goimports = super.goimports.override { inherit buildGoModule; };
      })
    ];
  };
in pkgs.mkShell {
  buildInputs = with pkgs; [
    go
    gopls
    goimports

    # keep this line if you use bash
    pkgs.bashInteractive
  ];
}