Macro tract_core::element_wise_oop

macro_rules! element_wise_oop {
    ($(#[$fmeta:meta])* $func:ident, $Op:ident $({$( $(#[$meta: meta])? $var: ident : $var_typ: path),*})?,
        $( [$($typ:ident),*] => $typ_dst:ident $f:expr ),*
        $(; cost: $cost:expr )?
        $(; info: $info:expr )?
        $(; operating_datum_type: $operating_datum_type:expr )?
        $(; prefix: $prefix:expr )?
        $(; quantize: $quantize:expr )?
        $(; validation: $validation:expr )?
    ) => { ... };
}