diff --git a/plugins/timer/README.md b/plugins/timer/README.md new file mode 100644 index 000000000..321307e59 --- /dev/null +++ b/plugins/timer/README.md @@ -0,0 +1,17 @@ +This plugin allows to display command's execution time in a very nonintrusive way. + +Timer can be tuned by these two variables: +* `TIMER_PRECISION` allows to control number of decimal places (default `1`) +* `TIMER_FORMAT` allows to adjust display format (default `'/%d'`) + +Sample session: + + me@here:~$ sleep 1 /1.0s + me@here:~$ sleep 73 /1m13.0s + me@here:~$ TIMER_FORMAT='[%d]'; TIMER_PRECISION=2 [0.00s] + me@here:~$ head -c50 < /dev/urandom | hexdump + 0000000 b2 16 20 f0 29 1f 61 2d 8a 29 20 8c 8c 39 5a ab + 0000010 21 47 0e f9 ee a4 76 46 71 9e 4f 6b a4 c4 51 cb + 0000020 f9 1f 7e b9 6f 2c ae dd cf 40 6d 64 a8 fb d3 db + 0000030 09 37 + 0000032 [0.02s] diff --git a/plugins/timer/timer.plugin.zsh b/plugins/timer/timer.plugin.zsh new file mode 100644 index 000000000..231134e7d --- /dev/null +++ b/plugins/timer/timer.plugin.zsh @@ -0,0 +1,29 @@ +__timer_current_time() { + perl -MTime::HiRes=time -e'print time' +} + +__timer_format_duration() { + local mins=$(printf '%.0f' $(($1 / 60))) + local secs=$(printf "%.${TIMER_PRECISION:-1}f" $(($1 - 60 * mins))) + local duration_str=$(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=$((cmd_end_time - __timer_cmd_start_time)) + unset __timer_cmd_start_time + local tdiffstr=$(__timer_format_duration ${tdiff}) + local cols=$((COLUMNS - ${#tdiffstr} - 1)) + echo -e "\033[1A\033[${cols}C ${tdiffstr}" + fi +} + +preexec_functions+=(__timer_save_time_preexec) +precmd_functions+=(__timer_display_timer_precmd)