sink.rs (950B)
1 /* This Source Code Form is subject to the terms of the Mozilla Public 2 * License, v. 2.0. If a copy of the MPL was not distributed with this 3 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ 4 5 //! Small helpers to abstract over different containers. 6 #![deny(missing_docs)] 7 8 use smallvec::{Array, SmallVec}; 9 10 /// A trait to abstract over a `push` method that may be implemented for 11 /// different kind of types. 12 /// 13 /// Used to abstract over `Array`, `SmallVec` and `Vec`, and also to implement a 14 /// type which `push` method does only tweak a byte when we only need to check 15 /// for the presence of something. 16 pub trait Push<T> { 17 /// Push a value into self. 18 fn push(&mut self, value: T); 19 } 20 21 impl<T> Push<T> for Vec<T> { 22 fn push(&mut self, value: T) { 23 Vec::push(self, value); 24 } 25 } 26 27 impl<A: Array> Push<A::Item> for SmallVec<A> { 28 fn push(&mut self, value: A::Item) { 29 SmallVec::push(self, value); 30 } 31 }