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// This file is part of caniuse-serde. It is subject to the license terms in the COPYRIGHT file found in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/caniuse-serde/master/COPYRIGHT. No part of predicator, including this file, may be copied, modified, propagated, or distributed except according to the terms contained in the COPYRIGHT file. // Copyright © 2017 The developers of caniuse-serde. See the COPYRIGHT file in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/caniuse-serde/master/COPYRIGHT. /// A struct that exists to workaround Rust's lack (yet) of 'impl Trait' #[derive(Debug, Clone)] pub struct StatusIterator<'a>(Keys<'a, Status, String>); impl<'a> Iterator for StatusIterator<'a> { type Item = &'a Status; /// Returns the next AgentName object. #[inline(always)] fn next(&mut self) -> Option<Self::Item> { self.0.next() } } impl<'a> ExactSizeIterator for StatusIterator<'a> { /// Returns the exact number of times the iterator will iterate. #[inline(always)] fn len(&self) -> usize { self.0.len() } }