Struct FnFold 

pub struct FnFold<L, R> { /* private fields */ }

Fold from two closures — for when a one-off fold doesn’t warrant a type. See fold_fn.

Trait Implementations

impl<T, L, R> Fold for FnFold<L, R>

where L: FnMut(&str, FoldLeaf<'_>) -> T, R: FnMut(&str, Vec<T>) -> T,

type Value = T

fn leaf(&mut self, name: &str, leaf: FoldLeaf<'_>) -> T

fn rule(&mut self, name: &str, children: Vec<T>) -> T