pub trait SecretGetExt {
// Required method
fn myself(&self) -> &Secret;
// Provided methods
fn type(&self) -> Option<&str> { ... }
fn data(&self) -> Option<&BTreeMap<String, ByteString>> { ... }
fn string_data(&self) -> Option<&BTreeMap<String, String>> { ... }
fn immutable(&self) -> Option<bool> { ... }
fn item(&self, key: &str) -> Option<&ByteString> { ... }
}