io misc
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bbbc0de694
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EA9EC32FF7CCD4EC
@ -1,26 +1,3 @@
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#!/usr/bin/env bash
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source $( dirname $(readlink -e -- "${BASH_SOURCE}"))/io.sh || exit 255
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########################################################
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# Functions to debug scripts
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########################################################
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var_dump() {
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debug "$1 = ${!1}"
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}
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print_stacktrace() {
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STACK=""
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local i
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local stack_size=${#FUNCNAME[@]}
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debug "Callstack:"
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# for (( i=$stack_size-1; i>=1; i-- )); do
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for (( i=1; i<$stack_size; i++ )); do
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local func="${FUNCNAME[$i]}"
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[ x$func = x ] && func=MAIN
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local linen="${BASH_LINENO[$(( i - 1 ))]}"
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local src="${BASH_SOURCE[$i]}"
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[ x"$src" = x ] && src=non_file_source
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debug " at $func $src:$linen"
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done
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}
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208
helpers/io.sh
208
helpers/io.sh
@ -7,93 +7,132 @@
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which tput > /dev/null 2>&1 && [[ $(tput -T$TERM colors) -gt 8 ]] && CAN_USE_COLORS=1 || CAN_USE_COLORS=0
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USE_COLORS=${USE_COLORS:-$CAN_USE_COLORS}
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[ $USE_COLORS = 1 ] && IINFO="( i )" || IINFO=''
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[ $USE_COLORS = 1 ] && INOTE="( * )" || INOTE=''
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[ $USE_COLORS = 1 ] && IWARN="( # )" || IWARN=''
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[ $USE_COLORS = 1 ] && IERROR="( ! )" || IERROR=''
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[ $USE_COLORS = 1 ] && IFATAL="( @ )" || IFATAL=''
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[ $USE_COLORS = 1 ] && ISUCCESS="( ! )" || ISUCCESS=''
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[ $USE_COLORS = 1 ] && IASK="( ? )" || IASK=''
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[ $USE_COLORS = 1 ] && IDEBUG="(DBG)" || IDEBUG=''
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[ $USE_COLORS = 1 ] && IVRB="( + )" || IVRB=''
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# Icons (message prefixes)
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[[ "$USE_COLORS" == 1 ]] && IINFO="( i )" || IINFO=''
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[[ "$USE_COLORS" == 1 ]] && INOTE="( * )" || INOTE=''
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[[ "$USE_COLORS" == 1 ]] && IWARN="( # )" || IWARN=''
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[[ "$USE_COLORS" == 1 ]] && IERROR="( ! )" || IERROR=''
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[[ "$USE_COLORS" == 1 ]] && IFATAL="( @ )" || IFATAL=''
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[[ "$USE_COLORS" == 1 ]] && ISUCCESS="( ! )" || ISUCCESS=''
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[[ "$USE_COLORS" == 1 ]] && IASK="( ? )" || IASK=''
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[[ "$USE_COLORS" == 1 ]] && IDEBUG="(DBG)" || IDEBUG=''
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[[ "$USE_COLORS" == 1 ]] && IVRB="( + )" || IVRB=''
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[ $USE_COLORS = 1 ] && BOLD="\e[1m" || BOLD=''
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[ $USE_COLORS = 1 ] && DIM="\e[2m" || DIM=''
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[ $USE_COLORS = 1 ] && NOTBOLD="\e[22m" || NOTBOLD='' # sometimes \e[21m
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[ $USE_COLORS = 1 ] && NOTDIM="\e[22m" || NOTDIM=''
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[ $USE_COLORS = 1 ] && NORMAL="\e[20m" || NORMAL=''
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[ $USE_COLORS = 1 ] && RESET="\e[0m" || RESET=''
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# Text attributes
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[[ "$USE_COLORS" == 1 ]] && FRESET="$(tput sgr0)" || FRESET='' # Normal
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[[ "$USE_COLORS" == 1 ]] && FBOLD="$(tput bold)" || FBOLD='' # Bold
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[[ "$USE_COLORS" == 1 ]] && FDIM="$(tput dim)" || FDIM='' # Dimmed
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[[ "$USE_COLORS" == 1 ]] && FLINE="$(tput smul)" || FLINE='' # Underlined
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[[ "$USE_COLORS" == 1 ]] && FENDLINE="$(tput rmul)" || FENDLINE='' # End of underlined
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[[ "$USE_COLORS" == 1 ]] && FBLINK="$(tput blink)" || FBLINK='' # Blink
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[[ "$USE_COLORS" == 1 ]] && FREV="$(tput rev)" || FREV='' # Reversed
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[ $USE_COLORS = 1 ] && FRESET="\e[39m" || FRESET=''
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[ $USE_COLORS = 1 ] && FBLACK="\e[30m" || FBLACK=''
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[ $USE_COLORS = 1 ] && FWHITE="\e[97m" || FWHITE=''
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[ $USE_COLORS = 1 ] && FRED="\e[31m" || FRED=''
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[ $USE_COLORS = 1 ] && FGREEN="\e[32m" || FGREEN=''
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[ $USE_COLORS = 1 ] && FYELLOW="\e[33m" || FYELLOW=''
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[ $USE_COLORS = 1 ] && FBLUE="\e[34m" || FBLUE=''
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[ $USE_COLORS = 1 ] && FLRED="\e[91m" || FLRED=''
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[ $USE_COLORS = 1 ] && FLGREEN="\e[92m" || FLGREEN=''
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[ $USE_COLORS = 1 ] && FLYELLOW="\e[93m" || FLYELLOW=''
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[ $USE_COLORS = 1 ] && FLBLUE="\e[94m" || FLBLUE=''
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# Text colors - normal
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[[ "$USE_COLORS" == 1 ]] && FBLACK="$(tput setaf 0)" || FBLACK='' # Black
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[[ "$USE_COLORS" == 1 ]] && FRED="$(tput setaf 1)" || FRED='' # Red
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[[ "$USE_COLORS" == 1 ]] && FGREEN="$(tput setaf 2)" || FGREEN='' # Green
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[[ "$USE_COLORS" == 1 ]] && FYELLOW="$(tput setaf 3)" || FYELLOW='' # Yellow
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[[ "$USE_COLORS" == 1 ]] && FBLUE="$(tput setaf 4)" || FBLUE='' # Blue
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[[ "$USE_COLORS" == 1 ]] && FPURPLE="$(tput setaf 5)" || FPURPLE='' # Purple
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[[ "$USE_COLORS" == 1 ]] && FCYAN="$(tput setaf 6)" || FCYAN='' # Cyan
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[[ "$USE_COLORS" == 1 ]] && FWHITE="$(tput setaf 7)" || FWHITE='' # White
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[ $USE_COLORS = 1 ] && BRESET="\e[49m" || BRESET=''
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[ $USE_COLORS = 1 ] && BBLACK="\e[40m" || BBLACK=''
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[ $USE_COLORS = 1 ] && BWHITE="\e[107m" || BWHITE=''
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[ $USE_COLORS = 1 ] && BRED="\e[41m" || BRED=''
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[ $USE_COLORS = 1 ] && BGREEN="\e[42m" || BGREEN=''
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[ $USE_COLORS = 1 ] && BYELLOW="\e[43m" || BYELLOW=''
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[ $USE_COLORS = 1 ] && BBLUE="\e[44m" || BBLUE=''
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[ $USE_COLORS = 1 ] && BLRED="\e[101m" || BLRED=''
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[ $USE_COLORS = 1 ] && BLGREEN="\e[102m" || BLGREEN=''
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[ $USE_COLORS = 1 ] && BLYELLOW="\e[103m" || BLYELLOW=''
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[ $USE_COLORS = 1 ] && BLBLUE="\e[104m" || BLBLUE=''
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# Text colors - bright
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[[ "$USE_COLORS" == 1 ]] && FLBLACK="$(tput setaf 8)" || FLBLACK='' # Black
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[[ "$USE_COLORS" == 1 ]] && FLRED="$(tput setaf 9)" || FLRED='' # Red
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[[ "$USE_COLORS" == 1 ]] && FLGREEN="$(tput setaf 10)" || FLGREEN='' # Green
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[[ "$USE_COLORS" == 1 ]] && FLYELLOW="$(tput setaf 11)" || FLYELLOW='' # Yellow
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[[ "$USE_COLORS" == 1 ]] && FLBLUE="$(tput setaf 12)" || FLBLUE='' # Blue
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[[ "$USE_COLORS" == 1 ]] && FLPURPLE="$(tput setaf 13)" || FLPURPLE='' # Purple
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[[ "$USE_COLORS" == 1 ]] && FLCYAN="$(tput setaf 14)" || FLCYAN='' # Cyan
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[[ "$USE_COLORS" == 1 ]] && FLWHITE="$(tput setaf 15)" || FLWHITE='' # White
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dt() {
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# Background colors - normal
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[[ "$USE_COLORS" == 1 ]] && FBBLACK="$(tput setab 0)" || FBBLACK='' # Black
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[[ "$USE_COLORS" == 1 ]] && FBRED="$(tput setab 1)" || FBRED='' # Red
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[[ "$USE_COLORS" == 1 ]] && FBGREEN="$(tput setab 2)" || FBGREEN='' # Green
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[[ "$USE_COLORS" == 1 ]] && FBYELLOW="$(tput setab 3)" || FBYELLOW='' # Yellow
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[[ "$USE_COLORS" == 1 ]] && FBBLUE="$(tput setab 4)" || FBBLUE='' # Blue
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[[ "$USE_COLORS" == 1 ]] && FBPURPLE="$(tput setab 5)" || FBPURPLE='' # Purple
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[[ "$USE_COLORS" == 1 ]] && FBCYAN="$(tput setab 6)" || FBCYAN='' # Cyan
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[[ "$USE_COLORS" == 1 ]] && FBWHITE="$(tput setab 7)" || FBWHITE='' # White
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# Background colors - bright
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[[ "$USE_COLORS" == 1 ]] && FBLBLACK="$(tput setab 8)" || FBLBLACK='' # Black
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[[ "$USE_COLORS" == 1 ]] && FBLRED="$(tput setab 9)" || FBLRED='' # Red
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[[ "$USE_COLORS" == 1 ]] && FBLGREEN="$(tput setab 10)" || FBLGREEN='' # Green
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[[ "$USE_COLORS" == 1 ]] && FBLYELLOW="$(tput setab 11)" || FBLYELLOW='' # Yellow
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[[ "$USE_COLORS" == 1 ]] && FBLBLUE="$(tput setab 12)" || FBLBLUE='' # Blue
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[[ "$USE_COLORS" == 1 ]] && FBLPURPLE="$(tput setab 13)" || FBLPURPLE='' # Purple
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[[ "$USE_COLORS" == 1 ]] && FBLCYAN="$(tput setab 14)" || FBLCYAN='' # Cyan
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[[ "$USE_COLORS" == 1 ]] && FBLWHITE="$(tput setab 15)" || FBLWHITE='' # White
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now() {
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echo "[$(date +'%H:%M:%S')] "
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}
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ask() {
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IFS= read -rp "$(print ${BOLD}${BBLUE}${FWHITE}${IASK}${BRESET}\ ${BOLD}$1 ): " $2
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IFS= read -rp "$(print ${FBOLD}${FBBLUE}${FWHITE}${IASK}${FRESET}\ ${FBOLD}$1 ): " $2
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}
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print() {
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echo -e "$*${RESET}"
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echo -e "$*${FRESET}"
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}
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debug() {
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if [ "$2" ]; then
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print "${DIM}${BOLD}${RESET}${DIM}$(dt)${IDEBUG} ${FUNCNAME[1]:-?}():${BASH_LINENO:-?}\t$1 " >&2
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print "${FDIM}${FBOLD}${FRESET}${FDIM}$(now)${IDEBUG} ${FUNCNAME[1]:-?}():${BASH_LINENO:-?}\t$1 " >&2
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else
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print "${DIM}${BOLD}${RESET}${DIM}$(dt)${IDEBUG} $1 " >&2
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print "${FDIM}${FBOLD}${FRESET}${FDIM}$(now)${IDEBUG} $1 " >&2
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fi
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}
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var_dump() {
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debug "$1 = ${!1}"
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}
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print_stacktrace() {
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STACK=""
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local i
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local stack_size=${#FUNCNAME[@]}
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debug "Callstack:"
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# for (( i=$stack_size-1; i>=1; i-- )); do
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for (( i=1; i<$stack_size; i++ )); do
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local func="${FUNCNAME[$i]}"
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[ x$func = x ] && func=MAIN
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local linen="${BASH_LINENO[$(( i - 1 ))]}"
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local src="${BASH_SOURCE[$i]}"
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[ x"$src" = x ] && src=non_file_source
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debug " at $func $src:$linen"
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done
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}
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verbose() {
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print "${BOLD}$(dt)${IVRB}${RESET}${FYELLOW} $1 "
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print "${FBOLD}$(now)${IVRB}${FRESET}${FYELLOW} $1 "
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}
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info() {
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print "${BOLD}$(dt)${FWHITE}${BLBLUE}${IINFO}${RESET}${FWHITE} $1 "
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print "${FBOLD}$(now)${FWHITE}${FBLBLUE}${IINFO}${FRESET}${FWHITE} $1 "
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}
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note() {
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print "${BOLD}$(dt)${DIM}${FWHITE}${INOTE}${RESET} $1 "
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print "${FBOLD}$(now)${FDIM}${FWHITE}${INOTE}${FRESET} $1 "
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}
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success() {
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print "${BOLD}$(dt)${BGREEN}${FWHITE}${ISUCCESS}${BRESET}$FGREEN $1 "
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print "${FBOLD}$(now)${FBGREEN}${FWHITE}${ISUCCESS}${FRESET}$FGREEN $1 "
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}
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warn() {
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print "${BOLD}$(dt)${BYELLOW}${FBLACK}${IWARN}${BRESET}${FYELLOW} Warning:${RESET} $1 "
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print "${FBOLD}$(now)${FBYELLOW}${FBLACK}${IWARN}${FRESET}${FYELLOW} Warning:${FRESET} $1 "
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}
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error() {
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print "${BOLD}$(dt)${BLRED}${FWHITE}${IERROR} Error: ${BRESET}${FLRED} $1 " >&2
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print "${FBOLD}$(now)${FBLRED}${FWHITE}${IERROR} Error: ${FRESET}${FLRED} $1 " >&2
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}
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fatal() {
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print "${BOLD}$(dt)${BRED}${FWHITE}${IFATAL} FATAL: $1 " >&2
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print "${FBOLD}$(now)${FBRED}${FWHITE}${IFATAL} FATAL: $1 " >&2
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print_stacktrace
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}
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@ -102,24 +141,24 @@ die() {
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exit ${2:-255}
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}
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# var='test var_dump'
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# var_dump var
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# debug 'test debug'
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# verbose 'test verbose'
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# info 'test info'
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# note 'test note'
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# success 'test success'
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# warn 'test warn'
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# error 'test error'
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# fatal 'test fatal'
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# die 'test die'
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var='test var_dump'
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var_dump var
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debug 'test debug'
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verbose 'test verbose'
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info 'test info'
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note 'test note'
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success 'test success'
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warn 'test warn'
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error 'test error'
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fatal 'test fatal'
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die 'test die'
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# experiments ==============================================================================
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# https://unix.stackexchange.com/a/269085
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# https://en.wikipedia.org/wiki/ANSI_escape_code#8-bit
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# https://linuxcommand.org/lc3_adv_tput.php
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# https://gist.github.com/dtmilano/4055d6df5b6e4ea87c5a72dc2d604193
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# https://gist.github.com/nowmilano/4055d6df5b6e4ea87c5a72dc2d604193
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# https://gist.github.com/nick3499/402a6d7dccd474f2bdb679f4311b1238
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# https://gist.github.com/connorjan/2b02126868157c2b69f9aa0a052cdc86
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@ -143,53 +182,6 @@ die() {
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# ===========
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# Text color - normal
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# fgblack="$(tput setaf 0)" # Black
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# fgred="$(tput setaf 1)" # Red
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# fggreen="$(tput setaf 2)" # Green
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# fgyellow="$(tput setaf 3)" # Yellow
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# fgblue="$(tput setaf 4)" # Blue
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# fgpurple="$(tput setaf 5)" # Purple
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# fgcyan="$(tput setaf 6)" # Cyan
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# fgwhite="$(tput setaf 7)" # White
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# # Text color - bright
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# bfgblack="$(tput setaf 8)" # Black
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# bfgred="$(tput setaf 9)" # Red
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# bfggreen="$(tput setaf 10)" # Green
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# bfgyellow="$(tput setaf 11)" # Yellow
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# bfgblue="$(tput setaf 12)" # Blue
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# bfgpurple="$(tput setaf 13)" # Purple
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# bfgcyan="$(tput setaf 14)" # Cyan
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# bfgwhite="$(tput setaf 15)" # White
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# # Background color - normal
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# bgblack="$(tput setab 0)" # Black - Background
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# bgred="$(tput setab 1)" # Red
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# bggreen="$(tput setab 2)" # Green
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# bgyellow="$(tput setab 3)" # Yellow
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# bgblue="$(tput setab 4)" # Blue
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# bgpurple="$(tput setab 5)" # Purple
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# bgcyan="$(tput setab 6)" # Cyan
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# bgwhite="$(tput setab 7)" # White
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# # Background color - bright
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# bbgblack="$(tput setab 8)" # Black - Background - Bright
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# bbgred="$(tput setab 9)" # Red
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# bbggreen="$(tput setab 10)" # Green
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# bbgyellow="$(tput setab 11)" # Yellow
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# bbgblue="$(tput setab 12)" # Blue
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# bbgpurple="$(tput setab 13)" # Purple
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# bbgcyan="$(tput setab 14)" # Cyan
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# bbgwhite="$(tput setab 15)" # White
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# # Other attributes
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# normal="$(tput sgr0)" # text reset
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# bold="$(tput bold)" # make bold
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# underline="$(tput smul)" # underline
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# nounderlin="$(tput rmul)" # remove underline
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# mkblink="$(tput blink)" # make blink
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# reverse="$(tput rev)" # reverse
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# ===========
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