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Shell integration: bash: Fix rendering of multiline prompts with more than two lines

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Fixes #4681
This commit is contained in:
Kovid Goyal
2022-02-11 06:08:34 +05:30
parent 728eceb620
commit 9bfa4553a8
2 changed files with 8 additions and 2 deletions
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8
shell-integration/bash/kitty.bash
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@@ -54,9 +54,13 @@ _ksi_main() {
PS1="${_ksi_prompt[ps1]}$PS1"
if [[ "${_ksi_prompt[mark]}" == "y" ]]; then
# bash does not redraw the leading lines in a multiline prompt so
# mark them as secondary prompts
# mark the last line as a secondary prompt. Otherwise on resize the
# lines before the last line will be erased by kitty.
PS1=${PS1//\\\[\\e\]133;k;start_secondary_kitty\\a\\\]*end_secondary_kitty\\a\\\]}
PS1=${PS1//"\n"/${_ksi_prompt[secondary_prompt]}}
# the first part removes everything from the last \n onwards
# the second part appends a newline with the secondary marking
# the third part appends everything after the last newline
PS1=${PS1%'\n'*}${_ksi_prompt[secondary_prompt]}${PS1##*'\n'}
fi
fi
if [[ -n "${_ksi_prompt[ps1_suffix]}" ]]; then