Minimal nix setup

.envrc

#!/usr/bin/env bash
## This is copied directly from `lorri init`
# the shebang is ignored, but nice for editors


if type -P lorri &>/dev/null; then
  eval "$(lorri direnv)"
else
  echo 'while direnv evaluated .envrc, could not find the command "lorri" [https://github.com/nix-community/lorri]'
  use nix
fi

README.md

Minimal nix setup

• Copy in these files
• nix flake lock
• direnv allow
• lorri watch --once

flake.nix

{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    flake-compat = {
      url = "github:edolstra/flake-compat";
      flake = false;
    };
    flake-utils.url = "github:numtide/flake-utils";
  };

  # If you add other inputs above, also add them to the arguments
  # of the outputs function here:
  outputs = {
    self,
    nixpkgs,
    flake-compat,
    flake-utils
  }:
  # Creates an output for each system:
  flake-utils.lib.eachDefaultSystem( system:
    let
      pkgs = import nixpkgs { inherit system; };

      shell = pkgs.mkShell {
        packages = [
          # Add packages here. e.g.:
          pkgs.poetry
        ];
      };
    in
    {
      # We're only defining devShell in the system-specific output
      devShell = shell;
    }
  );
}

shell.nix

# A compatibility layer around flake.nix so that lorri still functions 
{ system ? builtins.currentSystem }:
(import (
  fetchTarball {
    url = "https://github.com/edolstra/flake-compat/archive/12c64ca55c1014cdc1b16ed5a804aa8576601ff2.tar.gz";
    sha256 = "0jm6nzb83wa6ai17ly9fzpqc40wg1viib8klq8lby54agpl213w5"; }
) {
  src =  ./.;
}).shellNix.default