nix-env-scala-example.nix

let
  config = {
    packageOverrides = p: {
      sbt = p.sbt.override {
        jre = p.jdk11;
      };
      scala = p.scala.override {
        jre = p.jdk11;
      };
    };
  };
  nixpkgs = import <nixpkgs-21.11-darwin> { inherit config; };
in
  with nixpkgs;
  [ neovim git docker-compose sbt jdk11 scala ]

pinned-example-nix-scala.nix

let
  pinnedNix = builtins.fetchTarball {
    name = "nix-darwin-21.11-2022-02-22";
    url = "https://github.com/nixos/nixpkgs/archive/759e24c7d9169ec798107246b5117a997f27e5dc.tar.gz";
    # Hash obtained using `nix-prefetch-url --unpack <url>`
    sha256 = "1zrb3jn8jks5b8rs5x0zayya70j6hijjm3xyc4ygx5bxlv05is73";
  };

  config = {
    packageOverrides = p: {
      sbt = p.sbt.override {
        jre = p.jdk11;
      };
      scala = p.scala.override {
        jre = p.jdk11;
      };
    };
  };

  nixpkgs = import pinnedNix { inherit config; };
in
  with nixpkgs;
  [ neovim git docker-compose sbt jdk11 scala ]