Macro write_database

macro_rules! write_database {
    (($ldb:expr) $($item:ident)?$(($obj:expr))? = $func:ident($value:expr)) => { ... };
    (($ldb:expr) /$($($con:ident)?$(($can:expr))?)/ *::$($item:ident)?$(($obj:expr))? = $func:ident($value:expr)) => { ... };
}

Used for reading from a LazyDB with less boiler-plate