# File lib/mime/type.rb, line 339 339: def signature? 340: case @simplified.downcase 341: when "application/pgp-keys", 342: "application/pgp", 343: "application/pgp-signature", 344: "application/pkcs10", 345: "application/pkcs7-mime", 346: "application/pkcs7-signature", 347: "text/vcard" 348: return true 349: else 350: return false 351: end 352: end