guix-devel/etc/snippets/text-mode/guix-commit-message-add-pac...

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# -*- mode: snippet -*-
# name: guix-commit-message-add-package
# key: add
# condition: git-commit-mode
# --
gnu: Add ${1:`(with-temp-buffer
(magit-git-wash #'magit-diff-wash-diffs
"diff" "--staged")
(beginning-of-buffer)
(when (search-forward "(define-public " nil 'noerror)
(thing-at-point 'sexp 'no-properties)))`}.
* `(car (magit-staged-files))` ($1): New variable.