bee_tangle/
vec_set.rs

1// Copyright 2020-2021 IOTA Stiftung
2// SPDX-License-Identifier: Apache-2.0
3
4use std::{cmp::Eq, ops::Deref};
5
6#[derive(Clone)]
7pub struct VecSet<T> {
8    items: Vec<T>,
9}
10
11impl<T> Default for VecSet<T> {
12    fn default() -> Self {
13        Self { items: Vec::default() }
14    }
15}
16
17impl<T> VecSet<T> {
18    pub fn insert(&mut self, item: T) -> bool
19    where
20        T: Eq,
21    {
22        if self.items.contains(&item) {
23            false
24        } else {
25            self.items.push(item);
26            true
27        }
28    }
29}
30
31impl<T> Deref for VecSet<T> {
32    type Target = [T];
33
34    fn deref(&self) -> &Self::Target {
35        &self.items
36    }
37}
bee_tangle/vec_set.rs

bee_tangle/
vec_set.rs
