src/librustc_data_structures/lib.rs

   1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 //! Various data structures used by the Rust compiler. The intention
  12 //! is that code in here should be not be *specific* to rustc, so that
  13 //! it can be easily unit tested and so forth.
  14 //!
  15 //! # Note
  16 //!
  17 //! This API is completely unstable and subject to change.
  18
  19 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
  20       html_favicon_url = "https://www.rust-lang.org/favicon.ico",
  21       html_root_url = "https://doc.rust-lang.org/nightly/")]
  22
  23 #![feature(in_band_lifetimes)]
  24 #![feature(impl_header_lifetime_elision)]
  25 #![feature(unboxed_closures)]
  26 #![feature(fn_traits)]
  27 #![feature(unsize)]
  28 #![feature(specialization)]
  29 #![feature(optin_builtin_traits)]
  30 #![cfg_attr(stage0, feature(macro_vis_matcher))]
  31 #![cfg_attr(not(stage0), feature(nll))]
  32 #![cfg_attr(not(stage0), feature(infer_outlives_requirements))]
  33 #![feature(allow_internal_unstable)]
  34 #![feature(vec_resize_with)]
  35
  36 #![cfg_attr(unix, feature(libc))]
  37 #![cfg_attr(test, feature(test))]
  38
  39 extern crate core;
  40 extern crate ena;
  41 #[macro_use]
  42 extern crate log;
  43 extern crate serialize as rustc_serialize; // used by deriving
  44 #[cfg(unix)]
  45 extern crate libc;
  46 extern crate parking_lot;
  47 #[macro_use]
  48 extern crate cfg_if;
  49 extern crate stable_deref_trait;
  50 extern crate rustc_rayon as rayon;
  51 extern crate rustc_rayon_core as rayon_core;
  52 extern crate rustc_hash;
  53 extern crate serialize;
  54 #[cfg_attr(test, macro_use)]
  55 extern crate smallvec;
  56
  57 // See librustc_cratesio_shim/Cargo.toml for a comment explaining this.
  58 #[allow(unused_extern_crates)]
  59 extern crate rustc_cratesio_shim;
  60
  61 pub use rustc_serialize::hex::ToHex;
  62
  63 pub mod svh;
  64 pub mod array_vec;
  65 pub mod base_n;
  66 pub mod bitvec;
  67 pub mod const_cstr;
  68 pub mod flock;
  69 pub mod fx;
  70 pub mod graph;
  71 pub mod indexed_set;
  72 pub mod indexed_vec;
  73 pub mod obligation_forest;
  74 pub mod owning_ref;
  75 pub mod ptr_key;
  76 pub mod sip128;
  77 pub mod small_c_str;
  78 pub mod small_vec;
  79 pub mod snapshot_map;
  80 pub use ena::snapshot_vec;
  81 pub mod sorted_map;
  82 #[macro_use] pub mod stable_hasher;
  83 pub mod sync;
  84 pub mod tiny_list;
  85 pub mod thin_vec;
  86 pub mod transitive_relation;
  87 pub mod tuple_slice;
  88 pub use ena::unify;
  89 pub mod vec_linked_list;
  90 pub mod work_queue;
  91 pub mod fingerprint;
  92
  93 pub struct OnDrop<F: Fn()>(pub F);
  94
  95 impl<F: Fn()> OnDrop<F> {
  96       /// Forgets the function which prevents it from running.
  97       /// Ensure that the function owns no memory, otherwise it will be leaked.
  98       pub fn disable(self) {
  99             std::mem::forget(self);
 100       }
 101 }
 102
 103 impl<F: Fn()> Drop for OnDrop<F> {
 104       fn drop(&mut self) {
 105             (self.0)();
 106       }
 107 }
 108
 109 // See comments in src/librustc/lib.rs
 110 #[doc(hidden)]
 111 pub fn __noop_fix_for_27438() {}