Re: [PATCH 2/5] git-completion.bash: rename to $__git_cmd_idx

> The completion functions for git commands having subcommands usually
> start like this:
>
>     _git_remote ()
>     {
>         local subcommands="
>                 add rename remove set-head set-branches
>                 get-url set-url show prune update
>                 "
>         local subcommand="$(__git_find_on_cmdline "$subcommands")"
>         if [ -z "$subcommand" ]; then
>
> __git_subcommand_idx holds the index of the word "remote", not the
> index of "add/rename/etc.", so in the context of the completion script
> that name is misleading.