Fix nftables completion

- remove needless debug print
- fix wrong value overwriting

src/_nftables

@@ -234,7 +234,7 @@ while true;do
     #TODO
     #    _nft_rule $cmd_fam $cmd_tab $cmd_chain\
     #  && return 0;
-    descriptors=":expression: "
+    descriptors=(":expression: ")
     nextstate="start"
   ;;
   (list-set | list-map | delete-map | list-chain | list-flowtable | delete-flowtable | list-ct\\ helper | list-counter | list-quota | list-meter)
@@ -454,7 +454,6 @@ _nft_table_handle(){
   #$1:protocol family
   local tables=( ${(f)"$(_call_program -p tables nft -a list ruleset 2>/dev/null \
       | grep '^table '"$1" | sed 's/table // ;s/{ # handle // ;s/\(\S*\) \(\S*\) \(\S*\)/\3:\2(type \1)/' )"} )
-  echo $1 > /tmp/znfttab
   _describe -t tables "table handle" tables
 }
 
@@ -502,3 +501,11 @@ _nft_rule_handle(){
 
 #currently, only the `nft` command is covered by this script.
 _nft "$@"
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et