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path: root/shellrc.d/git
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# vim: ft=sh:

# Automatic branch merger (merge branch, push it to server and remove branch)
# Expects name of the branch as argument
# It fails if it's not fast forward merge and if there is fixup! commit.
gitbmerge() {
	(
		set -e
		if [ -n "$(git log --grep="^fixup\!" HEAD.."$1")" ]; then
			echo "First squash fixups!"
			exit 1
		fi
		local WT="$(git worktree list | sed -nE "/\[$1\]/{s/([^ ]+) .*/\1/p}")"
		if [ -n "$WT" ]; then
			rm -r "$WT"
			git worktree prune
		fi
		git merge --ff-only "$1" && git push && git branch -d "$1" && git push origin :"$1"
	)
}

# Checkout branch to new work tree
gitbcheckout() {
	local nw
	nw="$(git rev-parse --show-toplevel)-$1"
	git worktree add "$nw" "$1"
	cd "$nw"
	git submodule update --init --recursive
}
alias gitbco='gitbcheckout'

# Create new branch from HEAD
gitbnew() {
	git branch "$1" HEAD
	gitbcheckout "$1"
}