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zmodload zsh/datetime
__timer_current_time() {
zmodload zsh/datetime
echo $EPOCHREALTIME
}
__timer_format_duration() {
local -i precision=${TIMER_PRECISION:-1}
local -i scale=$(( 10 ** precision ))
# Round to the displayed precision before splitting off the minutes,
# so that e.g. 59.97s is shown as 1m0.0s instead of 60.0s
local -i units
(( units = $1 * scale + 0.5 ))
local -i mins=$(( units / (60 * scale) ))
local secs=$(printf "%.${precision}f" $(( (units - 60 * scale * mins) / (scale * 1.0) )))
local duration_str=$(echo "${mins}m${secs}s")
local format="${TIMER_FORMAT:-/%d}"
echo "${format//\%d/${duration_str#0m}}"
}
__timer_save_time_preexec() {
__timer_cmd_start_time=$(__timer_current_time)
}
__timer_display_timer_precmd() {
if [ -n "${__timer_cmd_start_time}" ]; then
local cmd_end_time=$(__timer_current_time)
local tdiff=$((cmd_end_time - __timer_cmd_start_time))
unset __timer_cmd_start_time
if [[ -z "${TIMER_THRESHOLD}" || ${tdiff} -ge "${TIMER_THRESHOLD}" ]]; then
local last_cmd="${history[$((HISTCMD - 1))]%% *}"
if [[ "$last_cmd" != clear ]]; then
local tdiffstr=$(__timer_format_duration ${tdiff})
local cols=$((COLUMNS - ${#tdiffstr} - 1))
echo -e "\033[1A\033[${cols}C ${tdiffstr}"
fi
fi
fi
}
autoload -U add-zsh-hook
add-zsh-hook preexec __timer_save_time_preexec
add-zsh-hook precmd __timer_display_timer_precmd