tweaked performance

This commit is contained in:
allan 2025-06-26 12:40:44 +02:00
parent 0f35e9998f
commit b76120c308

View File

@ -5,7 +5,7 @@
# Default to theme 1 if not set
GIT_PROMPT_THEME="${GIT_PROMPT_THEME:-1}"
# Define all 6 themes
# Define theme icons
set_git_prompt_theme_icons() {
case "$GIT_PROMPT_THEME" in
2|3)
@ -62,40 +62,39 @@ set_git_prompt_theme_icons() {
;;
esac
}
# Initialize icons
set_git_prompt_theme_icons
# Git prompt logic
git_prompt_info() {
# Caching mechanism
GIT_CACHE_FILE="/tmp/git_prompt_cache.$$"
GIT_CACHE_EXPIRY=2 # seconds
actual_git_prompt_info_logic() {
git rev-parse --is-inside-work-tree &>/dev/null || return
local branch
branch=$(git symbolic-ref --short HEAD 2>/dev/null || echo "(detached)")
local status
status=$(git status --porcelain=2 --branch 2>/dev/null) || return
status=$(GIT_OPTIONAL_LOCKS=0 git status --porcelain --branch 2>/dev/null) || return
local staged conflicts changed untracked stashed is_clean has_remote
staged=$(grep -cE '^1 [ADMRT]' <<<"$status")
conflicts=$(grep -cE '^u ' <<<"$status")
changed=$(grep -cE '^1 .[MD]' <<<"$status")
untracked=$(grep -cE '^\? ' <<<"$status")
stashed=$(git stash list 2>/dev/null | wc -l | tr -d ' ')
staged=$(grep -cE '^[AMDR] ' <<<"$status")
conflicts=$(grep -cE '^UU ' <<<"$status")
changed=$(grep -cE '^.[MD] ' <<<"$status")
untracked=$(grep -cE '^\?\? ' <<<"$status")
stashed=$(GIT_OPTIONAL_LOCKS=0 git stash list 2>/dev/null | grep -c .)
local upstream
upstream=$(git rev-parse --abbrev-ref --symbolic-full-name "@{u}" 2>/dev/null)
if [[ -n "$upstream" ]]; then
has_remote=1
git fetch --quiet & disown
else
has_remote=0
fi
[[ -n "$upstream" ]] && has_remote=1 || has_remote=0
local ahead=0 behind=0
if (( has_remote )); then
ahead=$(git rev-list --left-right --count "$upstream...HEAD" 2>/dev/null | awk '{print $2}')
behind=$(git rev-list --left-right --count "$upstream...HEAD" 2>/dev/null | awk '{print $1}')
local counts
counts=$(git rev-list --left-right --count "${upstream}...HEAD" 2>/dev/null | tr -s '[:space:]' ' ')
read -r behind ahead <<< "$counts"
ahead=${ahead:-0}
behind=${behind:-0}
fi
is_clean=0
@ -104,7 +103,6 @@ git_prompt_info() {
fi
if [[ "$GIT_PROMPT_THEME" == "2" ]]; then
# Powerline Theme 2
printf "\[\e[30;44m\]"
printf "\[\e[97;44m\] %s%s" "$BRANCH_ICON" "$branch"
((staged > 0)) && printf " %s%d" "$STAGED_ICON" "$staged"
@ -115,18 +113,12 @@ git_prompt_info() {
((ahead > 0)) && printf " %s%d" "$AHEAD_ICON" "$ahead"
((behind > 0)) && printf " %s%d" "$BEHIND_ICON" "$behind"
((has_remote == 0)) && printf " %s" "$NO_REMOTE_ICON"
if (( is_clean )); then
printf " %s" "$CLEAN_ICON"
else
printf " %s" "$DIRTY_ICON"
fi
((is_clean)) && printf " %s" "$CLEAN_ICON" || printf " %s" "$DIRTY_ICON"
printf "\[\e[34;107m\]"
printf "\[\e[30;107m\] \w"
printf "\[\e[97;49m\]"
printf "\[\e[0m\]"
elif [[ "$GIT_PROMPT_THEME" == "3" ]]; then
# Two-line theme: git info in brackets, directory outside (in gold)
printf "\n\[\e[0;37m\]┌──[\e[0m"
printf "\e[38;5;117m%s%s\e[0m" "$BRANCH_ICON" "$branch"
((staged > 0)) && printf " \e[38;5;196m%s%d\e[0m" "$STAGED_ICON" "$staged"
@ -137,17 +129,10 @@ git_prompt_info() {
((ahead > 0)) && printf " \e[0;37m%s%d\e[0m" "$AHEAD_ICON" "$ahead"
((behind > 0)) && printf " \e[0;37m%s%d\e[0m" "$BEHIND_ICON" "$behind"
((has_remote == 0)) && printf " \e[38;5;250m%s\e[0m" "$NO_REMOTE_ICON"
if (( is_clean )); then
printf " \e[0;32m%s\e[0m" "$CLEAN_ICON"
else
printf " \e[38;5;196m%s\e[0m" "$DIRTY_ICON"
fi
printf "\e[0;37m]\e[0m"
printf " \[\e[38;5;178m\]\w\[\e[0m\]"
((is_clean)) && printf " \e[0;32m%s\e[0m" "$CLEAN_ICON" || printf " \e[38;5;196m%s\e[0m" "$DIRTY_ICON"
printf "\e[0;37m]\e[0m \[\e[38;5;178m\]\w\[\e[0m\]"
printf "\n\[\e[0;37m\]└──\[\e[0m\]"
else
# Default bracket theme
printf "\e[0;37m[\e[0m"
printf "\e[38;5;117m%s%s\e[0m" "$BRANCH_ICON" "$branch"
((staged > 0)) && printf " \e[38;5;196m%s%d\e[0m" "$STAGED_ICON" "$staged"
@ -158,16 +143,29 @@ git_prompt_info() {
((ahead > 0)) && printf " \e[0;37m%s%d\e[0m" "$AHEAD_ICON" "$ahead"
((behind > 0)) && printf " \e[0;37m%s%d\e[0m" "$BEHIND_ICON" "$behind"
((has_remote == 0)) && printf " \e[38;5;250m%s\e[0m" "$NO_REMOTE_ICON"
if (( is_clean )); then
printf " \e[0;32m%s\e[0m" "$CLEAN_ICON"
else
printf " \e[38;5;196m%s\e[0m" "$DIRTY_ICON"
fi
((is_clean)) && printf " \e[0;32m%s\e[0m" "$CLEAN_ICON" || printf " \e[38;5;196m%s\e[0m" "$DIRTY_ICON"
printf "\e[0;37m]\e[0m"
fi
}
# Auto-updating prompt
git_prompt_info() {
git rev-parse --is-inside-work-tree &>/dev/null || return
local now=$(date +%s)
local last_mod=0
[[ -f "$GIT_CACHE_FILE" ]] && last_mod=$(stat -c %Y "$GIT_CACHE_FILE" 2>/dev/null || echo 0)
if (( now - last_mod < GIT_CACHE_EXPIRY )); then
cat "$GIT_CACHE_FILE"
return
fi
local output
output=$(actual_git_prompt_info_logic)
echo "$output" > "$GIT_CACHE_FILE"
echo "$output"
}
update_git_prompt() {
local PROMPT_CHAR='$'
[[ $EUID -eq 0 ]] && PROMPT_CHAR='#'
@ -188,7 +186,6 @@ update_git_prompt() {
PROMPT_COMMAND=update_git_prompt
# Theme switch command
gpchange() {
local theme="${1:-}"
if [[ "$theme" =~ ^[1-5]$ ]]; then