Trait rustc_ast::mut_visit::ExpectOne

pub trait ExpectOne<A: Array> {
    fn expect_one(self, err: &'static str) -> A::Item;
}

Required methods

fn expect_one(self, err: &'static str) -> A::Item

Implementations on Foreign Types

impl<A: Array> ExpectOne<A> for SmallVec<A>

fn expect_one(self, err: &'static str) -> A::Item

Implementors