check for empty content in getHeaderAndFooter function
check for empty content in getHeaderAndFooter function

Signed-off-by: Manuel Carmona <2f8dd543f514d83ef444c1380a2eedd0e2e76e5a@gmail.com>

go-enry/go-enry,go-enry/go-enry,go-enry/go-enry,go-enry/go-enry,go-enry/go-enry,go-enry/go-enry,go-enry/go-enry