Add worktree rm [-d,--delete-branch] to delete git branch

worktree/_worktree

@@ -21,6 +21,9 @@ __worktree_active_branches() {
   local -a branches
   branches=(${(fo)"$(git worktree list --porcelain 2>/dev/null | \
     awk '/^worktree /{ wt++ } wt>1 && /^branch refs\/heads\//{ sub(/^branch refs\/heads\//, ""); print }')"})
+  # Skip branches already given elsewhere on the command line.
+  local -a typed=(${words[1,CURRENT-1]} ${words[CURRENT+1,-1]})
+  branches=(${branches:|typed})
   _describe 'branch' branches
 }
 
@@ -72,7 +75,8 @@ _worktree() {
         (rm|remove)
           _arguments \
             '(-f --force)'{-f,--force}'[Force removal even with modified or untracked files]' \
-            '*:: :__worktree_active_branches'
+            '(-d --delete-branch)'{-d,--delete-branch}'[Also delete the branch]' \
+            '*: :__worktree_active_branches'
           ;;
         (sync)
           _arguments '*:: :__worktree_active_branches'