Substitute environment variables in shell format strings.
Install using your favorite package manager, or use Vim's built-in package support:
mkdir -p ~/.vim/pack/default/start
git clone $REPO_URL/vim-envsubst ~/.vim/pack/default/start/envsubst
vim -c "helptags envsubst/doc" -c qSee :help envsubst.
Copyright (c) Jeremy Cantrell. Distributed under the same terms as Vim itself.
See :help license.