Simple Ruby env

shell.nix

let
  pkgs = import <nixpkgs> {};  
  rubyEnv = pkgs.ruby_3_2.withPackages(p: with p; [
    pry
    nokogiri
  ]);

in with pkgs;

mkShell {
  name = "kio-rb";
  buildInputs = with pkgs; [
    rubyEnv
    bundler
    libxml2
  ];

  NIX_ENFORCE_PURITY = 0;
  NIX_SHELL_PRESERVE_PROMPT = 1;
  
  shellHook = ''
    mkdir -p .bundle
    bundle config set --local path '.bundle' && bundle install
  '';
}