driver: Make sure we don't change the return value in a called function.

This commit is contained in:
Daniel Shahaf 2020-03-29 20:45:46 +00:00
parent 2aca4e2c02
commit b8c93afd34

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@ -72,7 +72,7 @@ typeset -ga ZSH_HIGHLIGHT_HIGHLIGHTERS
_zsh_highlight() _zsh_highlight()
{ {
# Store the previous command return code to restore it whatever happens. # Store the previous command return code to restore it whatever happens.
local ret=$? readonly ret=$?
# Remove all highlighting in isearch, so that only the underlining done by zsh itself remains. # Remove all highlighting in isearch, so that only the underlining done by zsh itself remains.
# For details see FAQ entry 'Why does syntax highlighting not work while searching history?'. # For details see FAQ entry 'Why does syntax highlighting not work while searching history?'.