Macro calcu_rs::rubi::wlfrm_fn

macro_rules! wlfrm_fn {
    (func_body: ) => { ... };
    (func_body: $block:expr) => { ... };
    ($name:ident $arg:tt { $($body:tt)* } $($names:ident $args:tt { $($bodies:tt)* })*) => { ... };
}