flake-nixinator/config/neovim/store/lazy-plugins/vim-sandwich/test

Use themis.vim (https://github.com/thinca/vim-themis)

1. git clone https://github.com/thinca/vim-themis.git
2. cd path/to/vim-sandwich
3. path/to/vim-themis/bin/themis      (Linux)
   path/to/vim-themis/bin/themis.bat  (Windows)