1 // Copyright 2012-2013 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.
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.
11 //! The Rust parser and macro expander.
15 //! This API is completely unstable and subject to change.
17 #![crate_name = "syntax"]
18 #![unstable(feature = "rustc_private", issue = "27812")]
19 #![crate_type = "dylib"]
20 #![crate_type = "rlib"]
21 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
22 html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
23 html_root_url = "https://doc.rust-lang.org/nightly/",
24 test(attr(deny(warnings))))]
25 #![cfg_attr(not(stage0), deny(warnings))]
27 #![feature(associated_consts)]
30 #![feature(optin_builtin_traits)]
31 #![feature(rustc_private)]
32 #![feature(staged_api)]
33 #![feature(str_escape)]
35 #![feature(rustc_diagnostic_macros)]
36 #![feature(specialization)]
39 extern crate serialize;
42 #[macro_use] extern crate log;
43 #[macro_use] #[no_link] extern crate rustc_bitflags;
44 extern crate std_unicode;
45 pub extern crate rustc_errors as errors;
46 extern crate syntax_pos;
47 extern crate rustc_data_structures;
49 extern crate serialize as rustc_serialize; // used by deriving
52 // A variant of 'try!' that panics on an Err. This is used as a crutch on the
53 // way towards a non-panic!-prone parser. It should be used for fatal parsing
54 // errors; eventually we plan to convert all code using panictry to just use
56 // Exported for syntax_ext, not meant for general use.
58 macro_rules! panictry {
60 use std::result::Result::{Ok, Err};
61 use errors::FatalError;
80 // NB: This module needs to be declared first so diagnostics are
81 // registered before they are used.
82 pub mod diagnostic_list;
89 pub mod parser_testing;
94 pub use self::thin_vec::ThinVec;
112 pub mod feature_gate;
133 pub mod placeholders;
135 pub mod proc_macro_shim;
141 pub mod macro_parser;
149 // __build_diagnostic_array! { libsyntax, DIAGNOSTICS }