#!/usr/bin/env bash

echo -e "=> Checking if Gemfile.rails4.lock is up-to-date...\\n"

cp Gemfile.rails4.lock Gemfile.rails4.lock.orig
BUNDLE_GEMFILE=Gemfile.rails4 bundle install "$BUNDLE_INSTALL_FLAGS"
diff -u Gemfile.rails4.lock.orig Gemfile.rails4.lock >/dev/null 2>&1

if [ $? == 1 ]
then
  diff -u Gemfile.rails4.lock.orig Gemfile.rails4.lock

  echo -e "\\n✖ ERROR: Gemfile.rails4.lock is not up-to-date!
         Please run 'BUNDLE_GEMFILE=Gemfile.rails4 bundle install'\\n" >&2
  exit 1
fi

echo "✔ Gemfile.rails4.lock is up-to-date"
exit 0