completion: support git-worktree

This adds bare-bone completion support for git-worktree. More advanced
completion (e.g. ref completion in git-worktree-add) can be added later.

--force completion in "worktree add" is left out because that option
should be handled with care.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Reviewed-by: Eric Sunshine <sunshine@sunshineco.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 3402475..951a186 100644 (file)
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -2595,6 +2595,29 @@ _git_whatchanged ()
        _git_log
 }
 
+_git_worktree ()
+{
+       local subcommands="add list prune"
+       local subcommand="$(__git_find_on_cmdline "$subcommands")"
+       if [ -z "$subcommand" ]; then
+               __gitcomp "$subcommands"
+       else
+               case "$subcommand,$cur" in
+               add,--*)
+                       __gitcomp "--detach"
+                       ;;
+               list,--*)
+                       __gitcomp "--porcelain"
+                       ;;
+               prune,--*)
+                       __gitcomp "--dry-run --expire --verbose"
+                       ;;
+               *)
+                       ;;
+               esac
+       fi
+}
+
 __git_main ()
 {
        local i c=1 command __git_dir