impl_supports_interfaces

dynamic_cast

Macro impl_supports_interfaces 

Source 
macro_rules! impl_supports_interfaces {
    (
        $name:ident<$($gen_param:ident $(: $gen_bound:path)?),*> $(: $($($interface:path),+ $(,)?)?)?
    ) => { ... };
    (
        $name:ty $(: $($($interface:path),+ $(,)?)?)?
    ) => { ... };
}
Expand description

Generates correct SupportsInterfaces implementation.

See crate README file for example.