From f6adb79ba5b30719cbe11992a263145a265fedd2 Mon Sep 17 00:00:00 2001 From: Daniel Shahaf Date: Fri, 12 Oct 2018 13:40:36 +0000 Subject: 43685: add-zle-hook-widget: Support running under NO_UNSET ('set -u'). --- ChangeLog | 5 +++++ Functions/Misc/add-zle-hook-widget | 12 ++++++------ 2 files changed, 11 insertions(+), 6 deletions(-) diff --git a/ChangeLog b/ChangeLog index 531edbcf0..deb9aa9b2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2018-10-14 Daniel Shahaf + + * 43685: Functions/Misc/add-zle-hook-widget: Support running + under NO_UNSET ('set -u'). + 2018-10-12 Peter Stephenson * 43674: Src/zsh.h, Config/version.mk: Split more parameter and diff --git a/Functions/Misc/add-zle-hook-widget b/Functions/Misc/add-zle-hook-widget index d8a3950fb..9cc35496f 100644 --- a/Functions/Misc/add-zle-hook-widget +++ b/Functions/Misc/add-zle-hook-widget @@ -129,7 +129,7 @@ function add-zle-hook-widget { else # Check whether attempting to add a widget named for the hook if [[ "$fn" = "$hook" ]]; then - if [[ -n "${widgets[$fn]}" ]]; then + if (( ${+widgets[$fn]} )); then print -u2 "$funcstack[1]: Cannot hook $fn to itself" return 1 fi @@ -141,8 +141,8 @@ function add-zle-hook-widget { integer i=${#options[ksharrays]}-2 zstyle -g extant_hooks "$hook" widgets # Check for an existing widget, add it as the first hook - if [[ ${widgets[$hook]} != "user:azhw:$hook" ]]; then - if [[ -n ${widgets[$hook]} ]]; then + if [[ ${widgets[$hook]:-} != "user:azhw:$hook" ]]; then + if [[ -n ${widgets[$hook]:-} ]]; then zle -A "$hook" "${widgets[$hook]}" extant_hooks=(0:"${widgets[$hook]}" "${extant_hooks[@]}") fi @@ -152,17 +152,17 @@ function add-zle-hook-widget { if [[ -z ${(M)extant_hooks[@]:#(<->:|)$fn} ]]; then # no index and not already hooked # assign largest existing index plus 1 - i=${${(On@)${(@M)extant_hooks[@]#<->:}%:}[i]}+1 + i=${${(On@)${(@M)extant_hooks[@]#<->:}%:}[i]:-0}+1 else return 0 fi extant_hooks+=("${i}:${fn}") zstyle -- "$hook" widgets "${extant_hooks[@]}" - if [[ -z "${widgets[$fn]}" ]]; then + if (( ! ${+widgets[$fn]} )); then autoload "${autoopts[@]}" -- "$fn" zle -N -- "$fn" fi - if [[ -z "${widgets[$hook]}" ]]; then + if (( ! ${+widgets[$hook]} )); then zle -N "$hook" azhw:"$hook" fi fi -- cgit 1.4.1