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theme/powerline-plain: adopt automatic history 

Use `preexec` and `$HISTCONTROL` to configure _Bash It_'s automatic history management feature.
pull/1951/head
John D Pell 2021-09-10 13:55:23 -07:00 committed by John D Pell
parent 8a3cc89bf2
commit 24a4067cb3
1 changed files with 13 additions and 2 deletions
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15
themes/powerline-plain/powerline-plain.base.bash
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@ -1,5 +1,18 @@
# shellcheck shell=bash
. "$BASH_IT/themes/powerline/powerline.base.bash" . "$BASH_IT/themes/powerline/powerline.base.bash"
case $HISTCONTROL in
*'auto'*)
: # Do nothing, already configured.
;;
*)
# Append new history lines to history file
HISTCONTROL="${HISTCONTROL:-}${HISTCONTROL:+:}autosave"
;;
esac
safe_append_preexec '_bash-it-history-auto-load'
safe_append_prompt_command '_bash-it-history-auto-save'
function __powerline_left_segment { function __powerline_left_segment {
local OLD_IFS="${IFS}"; IFS="|" local OLD_IFS="${IFS}"; IFS="|"
local params=( $1 ) local params=( $1 )
@ -34,8 +47,6 @@ function __powerline_prompt_command {
LAST_SEGMENT_COLOR="" LAST_SEGMENT_COLOR=""
PROMPT_AFTER="${POWERLINE_PROMPT_AFTER}" PROMPT_AFTER="${POWERLINE_PROMPT_AFTER}"
_save-and-reload-history "${HISTORY_AUTOSAVE:-0}"
## left prompt ## ## left prompt ##
for segment in $POWERLINE_PROMPT; do for segment in $POWERLINE_PROMPT; do
local info="$(__powerline_${segment}_prompt)" local info="$(__powerline_${segment}_prompt)"