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Support milisecond precision

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ItsDrike 2021-08-13 14:04:20 +02:00
parent ac8f461bc8
commit 4f6e9f8127
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1 changed files with 48 additions and 19 deletions
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67
home/.config/shell/prompt
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@ -8,8 +8,20 @@
USE_SHORTENED_WORKDIR=1
# Show how much time it took to run a command
SHOW_CMD_TIME=1
CMD_TIME_SHOW=1
# Minimum units to show the time precision, if
# we use "s" (seconds), and the output took 0s,
# we don't print the output at all to avoid clutter.
# Same goes for any other units, however with "ms"
# (miliseconds), this is very unlikely
# Valid options: ms/s/m/h/d
CMD_TIME_PRECISION="s"
# Minimum time in miliseconds, to print the time took,
# if the command takes less than this amount of miliseconds,
# don't bother printing the time took, this is nice if you
# don't need to see how long commands like 'echo' took
# Setting this to 0 will always print the time taken
CMD_TIME_MINIMUM=100
# hide EOL sign ('%')
export PROMPT_EOL_MARK=""
@ -79,34 +91,51 @@ working_directory() {
# This will only be enabled if SHOW_CMD_TIME is 1.
exec_time_preexec_hook() {
[[ $SHOW_CMD_TIME == 0 ]] && return
PROMPT_EXEC_TIME_START=$(date +%s)
PROMPT_EXEC_TIME_START=$(date +%s.%N)
}
exec_time_precmd_hook() {
[[ $SHOW_CMD_TIME == 0 ]] && return
[[ -z $PROMPT_EXEC_TIME_START ]] && return
local PROMPT_EXEC_TIME_STOP=$(date +%s)
PROMPT_EXEC_TIME_DURATION=$(( $PROMPT_EXEC_TIME_STOP - $PROMPT_EXEC_TIME_START ))
local PROMPT_EXEC_TIME_STOP=$(date +%s.%N)
PROMPT_EXEC_TIME_DURATION=$(echo "($PROMPT_EXEC_TIME_STOP - $PROMPT_EXEC_TIME_START) * 1000" | bc -l)
unset PROMPT_EXEC_TIME_START
}
format_time() {
# Do some formatting to get nice time (e.g. 2m 12s)
# from seconds only
# Do some formatting to get nice time (e.g. 2m 12s) from miliseconds
# $1 is the milisecond amount (int or float)
# $2 is the precision (ms/s/m/h/d)
local T=$1
local D=$((T/60/60/24))
local H=$((T/60/60%24))
local M=$((T/60%60))
local S=$((T%60))
[[ $D > 0 ]] && printf '%dd ' $D
[[ $H > 0 ]] && printf '%dh ' $H
[[ $M > 0 ]] && printf '%dm ' $M
printf '%ds' $S
local D=$(echo "scale=0;$T/1000/60/60/24" | bc -l)
local H=$(echo "scale=0;$T/1000/60/60%24" | bc -l)
local M=$(echo "scale=0;$T/1000/60%60" | bc -l)
local S=$(echo "scale=0;$T/1000%60" | bc -l)
local MS=$(echo "scale=0;$T%1000" | bc -l)
local precision=$2
local out=""
case "$precision" in
"ms") [[ $MS > 0 ]] && out="$(printf "%dms" $MS) ${out}"; precision="s" ;&
"s") [[ $S > 0 ]] && out="$(printf "%ds" $S) ${out}"; precision="m" ;&
"m") [[ $M > 0 ]] && out="$(printf "%dm" $M) ${out}"; precision="h" ;&
"h") [[ $H > 0 ]] && out="$(printf "%dh" $H) ${out}"; precision="d" ;&
"d") [[ $D > 0 ]] && out="$(printf "%dd" $D) ${out}" ;;
*) out="$T" ;; # Return $1 ($T) if precision wasn't specified/valid
esac
printf "$out"
}
display_cmd_time() {
[[ $SHOW_CMD_TIME == 0 ]] && return
[[ $CMD_TIME_SHOW == 0 ]] && return
[[ -z $PROMPT_EXEC_TIME_DURATION ]] && return
# Don't display the time, if it's 0 seconds
[[ $PROMPT_EXEC_TIME_DURATION == 0 ]] && return
echo -n " ${LBLUE}took $(format_time $PROMPT_EXEC_TIME_DURATION)"
# If the time duration is less than minimum time,
# don't print the time taken
[[ $PROMPT_EXEC_TIME_DURATION -lt $CMD_TIME_MINIMUM ]] && return
local time_took="$(format_time "$PROMPT_EXEC_TIME_DURATION" "$CMD_TIME_PRECISION")"
# Don't display if the time didn't give us output
# this happens when all fields (seconds/minutes/...) are 0,
# if we use milisecond precision, this will likely never happen
# but with other precisions, it could
[[ "$(expr length "$time_took")" == 0 ]] && return
echo -n " ${LBLUE}took ${time_took}"
}
setopt promptsubst # enable command substitution in prompt