default.nix

let

    # Execute:
    # nix-shell --run 'make build/ihp-lib's
    ihp = builtins.fetchGit {
        url = "https://github.com/digitallyinduced/ihp.git";
        # ref = "refs/tags/v0.19.0";
        rev = "05f1eafbe897dfdbf8a77e5bd0673b1857f4e8c2";
    };
    haskellEnv = import "${ihp}/NixSupport/default.nix" {
        ihp = ihp;
        haskellDeps = p: with p; [
            cabal-install
            base
            wai
            text
            hlint
            p.ihp
        ];
        otherDeps = p: with p; [
            # Native dependencies, e.g. imagemagick
            nodejs
            # For testing concurrent requests.
            parallel
        ];
        projectPath = ./.;
    };
in
    haskellEnv