rust/src/liballoc/collections/mod.rs

88 lines
2.5 KiB
Rust

// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
//! Collection types.
#![stable(feature = "rust1", since = "1.0.0")]
pub mod binary_heap;
mod btree;
pub mod linked_list;
pub mod vec_deque;
#[stable(feature = "rust1", since = "1.0.0")]
pub mod btree_map {
//! A map based on a B-Tree.
#[stable(feature = "rust1", since = "1.0.0")]
pub use super::btree::map::*;
}
#[stable(feature = "rust1", since = "1.0.0")]
pub mod btree_set {
//! A set based on a B-Tree.
#[stable(feature = "rust1", since = "1.0.0")]
pub use super::btree::set::*;
}
#[stable(feature = "rust1", since = "1.0.0")]
#[doc(no_inline)]
pub use self::binary_heap::BinaryHeap;
#[stable(feature = "rust1", since = "1.0.0")]
#[doc(no_inline)]
pub use self::btree_map::BTreeMap;
#[stable(feature = "rust1", since = "1.0.0")]
#[doc(no_inline)]
pub use self::btree_set::BTreeSet;
#[stable(feature = "rust1", since = "1.0.0")]
#[doc(no_inline)]
pub use self::linked_list::LinkedList;
#[stable(feature = "rust1", since = "1.0.0")]
#[doc(no_inline)]
pub use self::vec_deque::VecDeque;
use alloc::{AllocErr, LayoutErr};
/// Augments `AllocErr` with a CapacityOverflow variant.
#[derive(Clone, PartialEq, Eq, Debug)]
#[unstable(feature = "try_reserve", reason = "new API", issue="48043")]
pub enum CollectionAllocErr {
/// Error due to the computed capacity exceeding the collection's maximum
/// (usually `isize::MAX` bytes).
CapacityOverflow,
/// Error due to the allocator (see the `AllocErr` type's docs).
AllocErr,
}
#[unstable(feature = "try_reserve", reason = "new API", issue="48043")]
impl From<AllocErr> for CollectionAllocErr {
#[inline]
fn from(AllocErr: AllocErr) -> Self {
CollectionAllocErr::AllocErr
}
}
#[unstable(feature = "try_reserve", reason = "new API", issue="48043")]
impl From<LayoutErr> for CollectionAllocErr {
#[inline]
fn from(_: LayoutErr) -> Self {
CollectionAllocErr::CapacityOverflow
}
}
/// An intermediate trait for specialization of `Extend`.
#[doc(hidden)]
trait SpecExtend<I: IntoIterator> {
/// Extends `self` with the contents of the given iterator.
fn spec_extend(&mut self, iter: I);
}