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#!/bin/sh
repo_status_git() {
BRANCH_NAME="$(git rev-parse --abbrev-ref HEAD)"
OUT="$(git status --short --branch --porcelain)"
BRANCH_LINE="$(echo "$OUT" | head -n 1)"
DIFF_LINES="$(echo "$OUT" | tail -n +2)"
IS_AHEAD=false
IS_BEHIND=false
if echo "$BRANCH_LINE" | grep -q 'ahead'; then
IS_AHEAD=true
fi
if echo "$BRANCH_LINE" | grep -q 'behind'; then
IS_BEHIND=true
fi
LINE=''
if [ "$IS_AHEAD" = true ] && [ "$IS_BEHIND" = true ]; then
LINE="^^^ $BRANCH_NAME vvv"
elif [ "$IS_AHEAD" = true ]; then
LINE="^ $BRANCH_NAME ^"
elif [ "$IS_BEHIND" = true ]; then
LINE="v $BRANCH_NAME v"
else
LINE="$BRANCH_NAME"
fi
HAS_DIFF=false
HAS_UNTRACKED=false
if echo "$DIFF_LINES" | grep -q '^[A|D|M| ][M|D| ]'; then
HAS_DIFF=true
fi
if echo "$DIFF_LINES" | grep -q '^[?][?]'; then
HAS_UNTRACKED=true
fi
if [ "$HAS_DIFF" = true ]; then
COLOR_FN=redb
LINE="{$LINE}"
elif [ "$IS_AHEAD" = true ] || [ "$IS_BEHIND" = true ]; then
COLOR_FN=bluei
LINE="[$LINE]"
elif [ "$HAS_UNTRACKED" = true ]; then
COLOR_FN=lightblue
LINE="{$LINE}"
else
COLOR_FN=green
LINE="($LINE)"
fi
color -c "$COLOR_FN" "$LINE"
BRANCH_COUNT="$(git branch --list | wc -l)"
if [ "$BRANCH_COUNT" -gt 1 ]; then
color -c lightblue "<$BRANCH_COUNT>"
fi
STASH_COUNT="$(git stash list | wc -l)"
if [ "$STASH_COUNT" != 0 ]; then
color -c red "*$STASH_COUNT"
fi
color -c blacki " - git/$(git rev-parse HEAD)"
}
repo_status_fossil() {
BRANCH_NAME="$(fossil branch current)"
if [ -n "$(fossil extras)" ]; then
HAS_UNTRACKED=1
fi
BRANCH_MARKER="$BRANCH_NAME"
if [ -n "${HAS_UNTRACKED:-}" ]; then
COLOR_FN=lightblue
LINE="($BRANCH_MARKER)"
else
COLOR_FN=green
LINE="($BRANCH_MARKER)"
fi
color -c "$COLOR_FN" "$LINE"
color -c blacki " - fossil/$(fossil info | awk '/^checkout:/ { print $2 }')"
}
repo_status_mercurial() {
BRANCH_NAME="$(hg branch)"
}
repo_status() {
dir="$(basename "$PWD")"
if [ -d .git ]; then
repo_status_git
elif [ -f "$dir.fossil" ]; then
repo_status_fossil
elif [ -d .hg ]; then
repo_status_mercurial
fi
}
error_marker() {
STATUS=$?
if [ "$STATUS" != 0 ]; then
color -c redb " (!! $STATUS !!) "
fi
}
shell_level() {
if [ -n "${SHLVL:-}" ]; then
if [ -n "${TMUX:-}" ]; then
LVL=$((SHLVL - 1))
else
LVL="$SHLVL"
fi
if [ "$LVL" != 1 ]; then
color -c white "[$LVL] "
fi
fi
}
timestamp() {
color -c blacki '\T'
}
path() {
color -c yellowb '\w/'
}
guix_env() {
if [ "$GUIX_ENVIRONMENT" != '' ]; then
printf '\n'
color -c blacki '~> '
color -c purple 'guix environment '
printf '('
color -c blueb "$GUIX_ENVIRONMENT"
printf ')'
fi
}
in_nix_shell() {
if [ "$IN_NIX_SHELL" != '' ]; then
printf '\n'
color -c blacki '~> '
color -c purpleb "$IN_NIX_SHELL "
color -c purple 'nix-shell '
printf '('
color -c blueb "${name:-}"
printf ')'
fi
}
PS1='`error_marker`'$(timestamp)' '$(path)' `shell_level``repo_status``guix_env``in_nix_shell`
$ '
vcs_status() {
git status "$@"
}
vcs_diff() {
git diff "$@"
}
vcs_diff_staged() {
git diff --staged "$@"
}
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