diff options
| -rw-r--r-- | krebs/5pkgs/simple/git-preview.nix | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/krebs/5pkgs/simple/git-preview.nix b/krebs/5pkgs/simple/git-preview.nix new file mode 100644 index 00000000..d6c9579a --- /dev/null +++ b/krebs/5pkgs/simple/git-preview.nix @@ -0,0 +1,17 @@ +{ coreutils, git, writeDashBin }: + +writeDashBin "git-preview" '' + set -efu + head_commit=$(${git}/bin/git log -1 --format=%H) + merge_commit=$1; shift + merge_message='Merge for git-preview' + preview_dir=$(${coreutils}/bin/mktemp --tmpdir -d git-preview.XXXXXXXX) + preview_branch=$(${coreutils}/bin/basename "$preview_dir") + ${git}/bin/git worktree add -b "$preview_branch" "$preview_dir" >/dev/null + ${git}/bin/git -C "$preview_dir" checkout "$head_commit" + ${git}/bin/git -C "$preview_dir" merge -m "$merge_message" "$merge_commit" + ${git}/bin/git -C "$preview_dir" diff "$head_commit.." "$@" & + ${git}/bin/git branch -fd "$preview_branch" + ${coreutils}/bin/rm -fR "$preview_dir" + wait +'' |