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// Copyright 2018-2021 Parity Technologies (UK) Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use super::BinaryHeap;
use crate::traits::PackedLayout;
use core::iter::{
    Extend,
    FromIterator,
};

impl<T> Extend<T> for BinaryHeap<T>
where
    T: PackedLayout + Ord,
{
    fn extend<I>(&mut self, iter: I)
    where
        I: IntoIterator<Item = T>,
    {
        for item in iter {
            self.push(item)
        }
    }
}

impl<T> FromIterator<T> for BinaryHeap<T>
where
    T: PackedLayout + Ord,
{
    fn from_iter<I>(iter: I) -> Self
    where
        I: IntoIterator<Item = T>,
    {
        let mut heap = Self::new();
        heap.extend(iter);
        heap
    }
}