shell 脚本中定义log日志

#!/bin/bash
workspace=$(cd `dirname $0`/.; pwd)
cd $workspace

function _log_error() {
  echo -e "\033[31m[ERROR]\033[0m $@"
}
function _log_info() {
  echo -e "\033[32m[INFO]\033[0m $@"
}
function _log_warn() {
  echo -e "\033[33m[WRIN]\033[0m $@"
}