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field_iter

fandango

Macro field_iter 

Source 
macro_rules! field_iter {
    ($node:ty $(=> $from:tt)?) => { ... };
    ($node:ty $(=> $from:tt)?, [ $field:tt ]) => { ... };
    ($node:ty $(=> $from:tt)?, $field:tt) => { ... };
    ($node:ty $(=> $from:tt)?, $field:tt, $($fields:tt),+) => { ... };
}
Expand description

Internal macro for producing iterators over fields, for use in crate::impl_traverse.