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bindkey -e # emacs-style keybindings
setopt autocd
# last line without newline terminator
# is swallowed if this is absent
setopt prompt_sp
autoload -U zmv
setopt prompt_subst prompt_percent
autoload colors && colors
# wrap in %{%} to prevent zsh from counting the content towards
# the text length, leading to over-compensation for zero-width characters
zcol() {
echo -n "%{$@%}"
}
timestamp() {
echo $((`date "+%s + %N / 1e9"`))
}
elapsed() {
echo $(($(timestamp) - $command_start_time))
}
humanize_duration() {
# ORS= disables the trailing newline
command awk -v ORS= '
function hmTime(time, stamp) {
split("h:m:s:ms", units, ":")
for (i = 2; i >= -1; i--) {
if (t = int( i < 0 ? time % 1000 : time / (60 ^ i * 1000) % 60 )) {
stamp = stamp t units[sqrt((i - 2) ^ 2) + 1] " "
}
}
if (stamp ~ /^ *$/) {
return "0ms"
}
return substr(stamp, 1, length(stamp) - 1)
}
{ print hmTime($0) }
'
}
duration=0
command_start_time=$(timestamp)
# called just before line is evaluated
preexec() {
command_start_time=$(timestamp)
}
# called just before prompt is updated which
# is usually after the program ran, but also
# on ^C or Enter on an empty line
precmd() {
duration=$(elapsed)
command_start_time=$(timestamp)
}
git_prompt() {
local git_branch=$(git branch 2>/dev/null | grep \* | sed 's/* //')
# is in git repository if branch != ""
if [[ -n "$git_branch" ]]; then
# if no uncommitted changes
if git diff-index --quiet HEAD --; then
zcol "$fg[green]"
else
zcol "$fg[red]"
fi
echo -n "$git_branch "
fi
}
left_prompt() {
local last_status=$?
local printed_host=
case $USER in
"$PRIMARY_USER" | "root") ;;
*) printed_host=1; echo -n "$USER"
esac
if test -n "$SSH_TTY" \
|| [ -f /.dockerenv ]; then
zcol "$fg[cyan]"
echo -n "@$(hostname | tr -d '\n')"
printed_host=1
fi
if [ -n "$printed_host" ]; then
echo -n " "
fi
if test -n "$IN_NIX_SHELL"; then
zcol "$fg[cyan]"
echo -n "nix "
fi
if test -n "$IN_BWRAP"; then
zcol "$fg[cyan]"
echo -n "bwrap "
fi
zcol "$fg[green]"
{ pwd; echo -n " " } | tr -d '\n' | sed -e "s:$HOME:~:"
git_prompt
case $USER in
root) zcol "$fg[red]"; echo -n "# " ;;
*) zcol "$fg[blue]"; echo -n "> " ;;
esac
if [ "$last_status" -ne 0 ]; then
zcol "$fg_bold[red]"
echo -n "$last_status "
fi
zcol "$reset_color"
}
right_prompt() {
command_start_time=$(timestamp)
if (($duration > 0.99)); then
zcol "$fg_bold[cyan]"
humanize_duration <<<"$(( $duration * 1000 ))"
fi
zcol "$reset_color"
}
PROMPT='$(left_prompt)'
RPROMPT='$(right_prompt)'
bindkey "${terminfo[khome]}" beginning-of-line
bindkey "${terminfo[kend]}" end-of-line
bindkey '\eOA' history-substring-search-up # or ^[OA
bindkey '\eOB' history-substring-search-down # or ^[OB
export ZSH_AUTOSUGGEST_HIGHLIGHT_STYLE=fg=cyan
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