GDExtensionCallableCustomToStringFunction typedef
GDExtensionCallableCustomToStringFunction =
Void Function(Pointer<Void> callable_userdata, Pointer<GDExtensionBool> r_is_valid, GDExtensionStringPtr r_out)
Implementation
typedef GDExtensionCallableCustomToStringFunction =
ffi.Void Function(
ffi.Pointer<ffi.Void> callable_userdata,
ffi.Pointer<GDExtensionBool> r_is_valid,
GDExtensionStringPtr r_out,
);