Macro git_next_core::message

macro_rules! message {
    ($name:ident: $value:ty: $docs:literal) => { ... };
    ($name:ident: $docs:literal) => { ... };
    ($name:ident: $value:ty => $result:ty: $docs:literal) => { ... };
    ($name:ident => $result:ty: $docs:literal) => { ... };
}