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bash: use PROMPT_COMMAND array form in bash 5.1+

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PROMPT_COMMAND array support for introduced in bash 5.1, and it's the
preferred format moving forward. Using the string form is also fine, but
it's easy to be a modern bash citizen here, so let's do so.
This commit is contained in:
Jon Parise
2026-02-08 09:40:05 -05:00
parent 5425569a19
commit d0b403304d
1 changed files with 6 additions and 1 deletions
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7
src/shell-integration/bash/ghostty.bash
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@@ -284,7 +284,12 @@ if (( BASH_VERSINFO[0] > 4 || (BASH_VERSINFO[0] == 4 && BASH_VERSINFO[1] >= 4) )
# Append our hook to PROMPT_COMMAND, preserving its existing type.
if [[ ";${PROMPT_COMMAND[*]:-};" != *";__ghostty_hook;"* ]]; then
if [[ -z "${PROMPT_COMMAND[*]}" ]]; then
PROMPT_COMMAND="__ghostty_hook"
if (( BASH_VERSINFO[0] > 5 || (BASH_VERSINFO[0] == 5 && BASH_VERSINFO[1] >= 1) )); then
PROMPT_COMMAND=(__ghostty_hook)
else
# shellcheck disable=SC2178
PROMPT_COMMAND="__ghostty_hook"
fi
elif [[ $(builtin declare -p PROMPT_COMMAND 2>/dev/null) == "declare -a "* ]]; then
PROMPT_COMMAND+=(__ghostty_hook)
else