NIX_ENFORCE_PURITY=1
# - https://github.com/nix-community/nix-direnv
NixDirEnvVersion="3.0.4"
NixDirEnvSHA="sha256-DzlYZ33mWF/Gs8DDeyjr8mnVmQGx7ASYqA5WlxwvBG4="
if ! has nix_direnv_version || ! nix_direnv_version ${NixDirEnvVersion}; then
  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/${NixDirEnvVersion}/direnvrc" "${NixDirEnvSHA}"
fi
watch_file flake.lock
watch_file flake.nix
watch_file shell.nix
watch_file makefile
watch_file nixDevEnv.sh
watch_file .envrc-local
watch_file .envrc-nix
PATH_add result/bin
use flake .
#use flake .#default
echo '
- consider running:
  ❯❯ nix flake show
  ❯❯ nix flake update && nix flake check && nix flake show

- for a dev shell (develop environment):
  ❯❯ nix develop
  ❯❯ nix develop ".#" --print-build-logs -c zsh
  ❯❯ nix develop ".#dsh-nixpkgs-dmd-dub" --print-build-logs -c zsh
  ❯❯ nix develop ".#dsh-overlay-dmd-dub" --print-build-logs -c zsh
  ❯❯ nix develop ".#dsh-nixpkgs-ldc-dub" --print-build-logs -c zsh
  ❯❯ nix develop ".#dsh-overlay-ldc-dub" --print-build-logs -c zsh
  ❯❯ nix flake show

- to build project

  ❯❯ nix build --print-build-logs
  ❯❯ nix build ".#" --print-build-logs

- to build project (for build dependencies select appropriate dev env & build):

  ❯❯ nix develop ".#dsh-nixpkgs-dmd-dub" --print-build-logs -c zsh
  ❯❯ nix build ".#spine-nixpkgs-dmd" --print-build-logs

  ❯❯ nix develop ".#dsh-overlay-dmd-dub" --print-build-logs -c zsh
  ❯❯ nix build ".#spine-overlay-dmd" --print-build-logs

  ❯❯ nix develop ".#dsh-nixpkgs-ldc-dub" --print-build-logs -c zsh
  ❯❯ nix build ".#spine-nixpkgs-ldc" --print-build-logs

  ❯❯ nix develop ".#dsh-overlay-ldc-dub" --print-build-logs -c zsh
  ❯❯ nix build ".#spine-overlay-ldc" --print-build-logs

  - for develop environment & build options

  ❯❯ nix flake show
  ❯❯ nix flake update && nix flake check && nix flake show
'