define_optional_type

rsmgp_sys

Macro define_optional_type 

Source 
macro_rules! define_optional_type {
    ($name:literal, $default:expr, $($types:expr),+) => { ... };
}
Expand description

Defines an optional type.

Example of defining an int.

define_optional_type!("name", &MgpValue::make_int(0, &memgraph), Type::List, Type::Int);