A shell function to auto remove whitespace from an entire rails project in one shot.

remove_project_trailing_whitespace.sh

remove_project_trailing_whitespace () {
	for file in * (app|config|test|lib|public)/**/*.(rb|js|sass|css|yml|md|txt|erb|haml|config)
	do
		sed -i "" 's/[[:space:]]*$//' ${file}
		sed -i "" -e :a -e '/^\n*$/N;/\n$/ba' ${file}
	done
}