1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100

// Copyright 2015 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.

//! Various data structures used by the Rust compiler. The intention
//! is that code in here should be not be *specific* to rustc, so that
//! it can be easily unit tested and so forth.
//!
//! # Note
//!
//! This API is completely unstable and subject to change.

#![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
      html_favicon_url = "https://www.rust-lang.org/favicon.ico",
      html_root_url = "https://doc.rust-lang.org/nightly/")]

#![feature(rustc_private, unboxed_closures)]
#![feature(fn_traits)]
#![feature(unsize)]
#![feature(specialization)]
#![feature(optin_builtin_traits)]
#![feature(macro_vis_matcher)]
#![feature(allow_internal_unstable)]
#![feature(vec_resize_with)]

#![cfg_attr(unix, feature(libc))]
#![cfg_attr(test, feature(test))]

extern crate core;
extern crate ena;
#[macro_use]
extern crate log;
extern crate serialize as rustc_serialize; // used by deriving
#[cfg(unix)]
extern crate libc;
extern crate parking_lot;
#[macro_use]
extern crate cfg_if;
extern crate stable_deref_trait;
extern crate rustc_rayon as rayon;
extern crate rustc_rayon_core as rayon_core;
extern crate rustc_hash;

// See librustc_cratesio_shim/Cargo.toml for a comment explaining this.
#[allow(unused_extern_crates)]
extern crate rustc_cratesio_shim;

pub use rustc_serialize::hex::ToHex;

pub mod accumulate_vec;
pub mod array_vec;
pub mod base_n;
pub mod bitslice;
pub mod bitvec;
pub mod flock;
pub mod fx;
pub mod graph;
pub mod indexed_set;
pub mod indexed_vec;
pub mod obligation_forest;
pub mod owning_ref;
pub mod ptr_key;
pub mod sip128;
pub mod small_vec;
pub mod snapshot_map;
pub use ena::snapshot_vec;
pub mod sorted_map;
pub mod stable_hasher;
pub mod sync;
pub mod tiny_list;
pub mod transitive_relation;
pub mod tuple_slice;
pub use ena::unify;
pub mod work_queue;

pub struct OnDrop<F: Fn()>(pub F);

impl<F: Fn()> OnDrop<F> {
      /// Forgets the function which prevents it from running.
      /// Ensure that the function owns no memory, otherwise it will be leaked.
      pub fn disable(self) {
            std::mem::forget(self);
      }
}

impl<F: Fn()> Drop for OnDrop<F> {
      fn drop(&mut self) {
            (self.0)();
      }
}

// See comments in src/librustc/lib.rs
#[doc(hidden)]
pub fn __noop_fix_for_27438() {}