Macro iredismodule::define_module

macro_rules! define_module {
    (
        name: $module_name:expr,
        version: $module_version:expr,
        data_types: [
            $($data_type:ident),* $(,)*
        ],
        init_funcs: [
            $($init_func:ident),* $(,)*
        ],
        commands: [
            $($command:ident),* $(,)*
        ]
        $(,)*
    ) => { ... };
}

Create a redis module will be so easy