macro_rules! version {
() => { ... };
(None) => { ... };
(...) => { ... };
(from_crate) => { ... };
($vm:literal.$vp:literal) => { ... };
($version:literal) => { ... };
($major:literal$(,)?$minor:literal$(,)?$patch:literal $($($tail:tt)+)?) => { ... };
(&$from:expr) => { ... };
(->$raw:expr) => { ... };
}
Expand description
Macro for specification of command version