[PATCH] Keep existing file extension for edit command

[Thomas Spurden]

Excerpts from Jason A. Donenfeld's message of September 5, 2018 7:04 am:
> What about:
> 
> diff --git a/src/password-store.sh b/src/password-store.sh
> index d89d455..4a05c7f 100755
> --- a/src/password-store.sh
> +++ b/src/password-store.sh
> @@ -474,7 +474,9 @@ cmd_edit() {
>   set_git "$passfile"
> 
>   tmpdir #Defines $SECURE_TMPDIR
> - local tmp_file="$(mktemp -u "$SECURE_TMPDIR/XXXXXX")-${path//\//-}.txt"
> + local extension
> + [[ $path == *.* ]] || extension=".txt"

I think this needs to be ${path##*/} otherwise it will not add .txt to files in
directories with dots in (e.g. a.b/c).

I hadn't realised that the bash [[ could do pattern matching, neat!

> + local tmp_file="$(mktemp -u "$SECURE_TMPDIR/XXXXXX")-${path//\//-}${extension}"
> 
>   local action="Add"
>   if [[ -f $passfile ]]; then
> 
> 
> Would that meet the requirements?
> 

Looks good to me otherwise