#!/bin/bash

gem=$1
version=$2

text="'$gem'"
if [ "$version" ]; then
 text="$text, '~> $version'"
fi


# TODO auto groups selection for development and test gems

if grep  "'$gem'" Gemfile; then
  echo "This gem already exists"
else
  echo "Add $text into Gemfile"
  echo "gem $text" >> Gemfile
fi