pub fn list_all_ids(&self) {
        self.db.take(|db| {
            db.all().for_each(|id| println!("Id: {:?}", id));
        });
    }
// list the ids of all of the records in the Vault.
list the ids of all of the records in the Vault.
list the ids of all of the records in the Vault .
pub fn list_all_ids(&self) {
        self.db.take(|db| {
            db.all().for_each(|id| println!("Id: {:?}", id));
        });
    }
pub fn list_all_ids ( & self ) { self . db . take ( | db | { db . all ( ) . for_each ( | id | println ! ( " " id ) ) ; } ) ; }
list the ids of all of the records in the Vault.
list the ids of all of the records in the Vault .
&self