Xcode alert for out of date carthage in build process

dependencyCheck.sh

# Capture output of carthage update - so we only need to run it once
outdated=$(carthage outdated | grep -v "\*\*\* Fetching" | grep -v "following dependencies" )

# Do some fancy grep action to turn the lines into approriate xcode style warnings
echo "$outdated" |  cut -d' ' -f1 | xargs -I _ grep _ $(realpath Cartfile) --with-filename --line-number --only-matching | perl -p -e "s/([^:]*:\w+:)(\w+)/\$1 warning:  \$2 is out of date -- run carthage update/" 


# If there is updates - fire off a notificaiton
if [ "$outdated" == "All dependencies are up to date." ]; then
   exit;
else
    title="${PRODUCT_NAME} -- Carthage"
    text="Dependencies are out of date - run carthage update"
    osascript -e "display notification \"$text\" with title \"$title\""
fi

exit 0