#!/bin/bash

# exit when any command fails
set -e

# keep track of the last executed command
trap 'last_command=$current_command; current_command=$BASH_COMMAND' DEBUG
# echo an error message before exiting
trap 'echo "\"${last_command}\" command filed with exit code $?."' EXIT

[ ! -d "/tmp/install" ] && mkdir /tmp/install
cd /tmp/install
wget https://download3.rstudio.org/ubuntu-14.04/x86_64/shiny-server-1.5.16.958-amd64.deb
gdebi shiny-server-1.5.16.958-amd64.deb