log.sh

BOLD='\033[1m'
RED='\033[0;31m'
GREEN='\033[32m'
WHITE='\033[34m'
YELLOW='\033[33m'
NO_COLOR='\033[0m'

function info() {
  (>&2 echo -e "[${WHITE}${BOLD}INFO${NO_COLOR}] $*")
}

function error() {
  (>&2 echo -e "[${RED}ERROR${NO_COLOR}] $*")
}

function warning() {
  (>&2 echo -e "${YELLOW}[WARNING] $*${NO_COLOR}")
}

function ok() {
  (>&2 echo -e "[${GREEN}${BOLD} OK ${NO_COLOR}] $*")
}

function print_delim() {
  echo '============================'
}

function get_now() {
  echo $(date +%s)
}

function print_time() {
  END_TIME=$(get_now)
  ELAPSED_TIME=$(echo "$END_TIME - $START_TIME" | bc -l)
  MESSAGE="Took ${ELAPSED_TIME} seconds"
  info "${MESSAGE}"
}

function success() {
  print_delim
  ok "$1"
  print_time
  print_delim
}

function fail() {
  print_delim
  error "$1"
  print_time
  print_delim
  exit -1
}