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;;; tissue --- Text based issue tracker
;;; Copyright © 2022 Arun Isaac <arunisaac@systemreboot.net>
;;;
;;; This file is part of tissue.
;;;
;;; tissue is free software: you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation, either version 3 of the License, or
;;; (at your option) any later version.
;;;
;;; tissue is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;; General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with tissue. If not, see <https://www.gnu.org/licenses/>.
(define-module (tissue git)
#:use-module (rnrs io ports)
#:use-module (srfi srfi-26)
#:use-module (srfi srfi-171)
#:use-module (tissue utils)
#:export (git-top-level
git-tracked-files))
(define (git-top-level)
"Return the top-level directory of the current git
repository."
(let loop ((curdir (getcwd)))
(cond
((file-exists? (string-append curdir "/.git"))
curdir)
((string=? curdir "/")
(error "No git top level found"))
(else
(loop (dirname curdir))))))
(define (git-tracked-files)
"Return a list of all files tracked in the current git repository."
(call-with-input-pipe
(cut port-transduce (tmap identity) rcons get-line <>)
"git" "ls-files"))
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