Macro gdnative_common::godot_wrap_method

macro_rules! godot_wrap_method {
    ($ type_name : ty, fn $ method_name : ident
 (& mut $ self : ident $ (, $ pname : ident : $ pty : ty) *) -> $ retty : ty) => { ... };
}

Convenience macro to wrap an object's method into a function pointer that can be passed to the engine when registering a class.