tool/core/
macros.rs

1/// Return the name of the first None value.
2#[macro_export]
3macro_rules! all_some {
4    ( $($value:expr),* ) => {{
5        $(
6            if $value.is_none() {
7                Some(stringify!($value).to_string())
8            } else
9        )*
10        { None }
11    }}
12}