Find all gems in your Gemfile without a version

versionless.sh

#!/usr/bin/env bash

LOCAL_PATH="$(pwd)"
GEMS_WITHOUT_VERSION=$(cat $LOCAL_PATH/Gemfile | awk -F"['\"]" '! /[0-9].[0-9]/ && ! /source|group|end/ { print $2 }')
BUNDLED_GEMS=$(bundle list)

if [ ! $? = 0 ]
then
  bundle
  exit $?
fi

echo ""

if [ ! -z "$GEMS_WITHOUT_VERSION" ]
then
  echo -e "Gems in your Gemfile without a version:\n"
  for gem in $GEMS_WITHOUT_VERSION
  do
    echo -e "$BUNDLED_GEMS" | awk -F"[()]" '/ '$gem' / { print "gem \"'$gem'\", \"~> "$2"\"" }'
  done
else
  echo "Well done! Every gem in your Gemfile has a version."
fi

echo ""
exit 0