2013-02-28 14:15:32 +01:00
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// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
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2012-12-04 01:48:01 +01:00
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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2014-06-09 22:12:30 +02:00
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//! The Rust parser and macro expander.
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//!
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//! # Note
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//!
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//! This API is completely unstable and subject to change.
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2013-03-29 20:51:10 +01:00
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2015-08-09 23:15:05 +02:00
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#![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
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2015-05-16 01:04:01 +02:00
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html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
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2015-11-03 17:34:11 +01:00
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html_root_url = "https://doc.rust-lang.org/nightly/",
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test(attr(deny(warnings))))]
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2016-12-29 18:47:34 +01:00
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#![deny(warnings)]
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2014-03-22 02:05:05 +01:00
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2015-04-29 01:36:22 +02:00
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#![feature(unicode)]
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2016-06-28 19:40:40 +02:00
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#![feature(rustc_diagnostic_macros)]
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2017-02-02 00:57:50 +01:00
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#![feature(i128_type)]
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2014-01-09 14:05:33 +01:00
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2017-09-08 21:08:01 +02:00
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// See librustc_cratesio_shim/Cargo.toml for a comment explaining this.
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#[allow(unused_extern_crates)]
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extern crate rustc_cratesio_shim;
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#[macro_use] extern crate bitflags;
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2014-07-01 18:39:41 +02:00
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extern crate serialize;
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2015-01-06 18:24:46 +01:00
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#[macro_use] extern crate log;
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2016-11-29 20:38:08 +01:00
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extern crate std_unicode;
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2016-06-25 01:10:15 +02:00
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pub extern crate rustc_errors as errors;
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2016-06-22 00:08:13 +02:00
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extern crate syntax_pos;
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2016-11-03 05:33:35 +01:00
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extern crate rustc_data_structures;
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2015-01-01 05:43:46 +01:00
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2016-08-23 02:56:52 +02:00
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extern crate serialize as rustc_serialize; // used by deriving
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2016-06-25 01:10:15 +02:00
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2015-12-20 22:00:43 +01:00
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// A variant of 'try!' that panics on an Err. This is used as a crutch on the
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// way towards a non-panic!-prone parser. It should be used for fatal parsing
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// errors; eventually we plan to convert all code using panictry to just use
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// normal try.
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// Exported for syntax_ext, not meant for general use.
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#[macro_export]
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2015-03-28 22:58:51 +01:00
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macro_rules! panictry {
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($e:expr) => ({
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use std::result::Result::{Ok, Err};
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2016-06-22 00:08:13 +02:00
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use errors::FatalError;
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2015-03-28 22:58:51 +01:00
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match $e {
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Ok(e) => e,
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2015-12-20 22:00:43 +01:00
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Err(mut e) => {
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e.emit();
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panic!(FatalError);
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}
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2015-03-28 22:58:51 +01:00
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}
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})
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}
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2017-03-03 10:23:59 +01:00
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#[macro_export]
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macro_rules! unwrap_or {
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($opt:expr, $default:expr) => {
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match $opt {
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Some(x) => x,
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None => $default,
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}
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}
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}
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2016-06-28 19:40:40 +02:00
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#[macro_use]
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pub mod diagnostics {
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#[macro_use]
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pub mod macros;
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pub mod plugin;
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pub mod metadata;
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}
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// NB: This module needs to be declared first so diagnostics are
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// registered before they are used.
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pub mod diagnostic_list;
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2013-04-03 18:41:40 +02:00
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pub mod util {
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2015-11-26 00:21:38 +01:00
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pub mod lev_distance;
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2015-11-11 06:26:14 +01:00
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pub mod node_count;
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pub mod parser;
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2013-05-17 02:41:47 +02:00
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#[cfg(test)]
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pub mod parser_testing;
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2013-11-25 06:18:21 +01:00
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pub mod small_vector;
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2015-11-15 21:19:53 +01:00
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pub mod move_map;
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2016-06-18 06:01:57 +02:00
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mod thin_vec;
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pub use self::thin_vec::ThinVec;
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2017-01-18 04:27:09 +01:00
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mod rc_slice;
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pub use self::rc_slice::RcSlice;
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2013-04-03 18:41:40 +02:00
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}
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2016-06-22 00:08:13 +02:00
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pub mod json;
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2015-12-13 23:17:55 +01:00
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2012-12-13 22:05:22 +01:00
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pub mod syntax {
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pub use ext;
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pub use parse;
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2014-05-29 05:19:05 +02:00
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pub use ast;
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2012-12-13 22:05:22 +01:00
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}
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2013-03-14 03:25:28 +01:00
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pub mod abi;
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2013-01-29 23:41:40 +01:00
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pub mod ast;
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2014-07-01 18:39:41 +02:00
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pub mod attr;
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pub mod codemap;
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2016-09-08 00:24:01 +02:00
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#[macro_use]
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2014-07-25 04:44:24 +02:00
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pub mod config;
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2015-08-23 20:12:39 +02:00
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pub mod entry;
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2014-09-11 02:55:42 +02:00
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pub mod feature_gate;
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2013-01-29 23:41:40 +01:00
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pub mod fold;
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pub mod parse;
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2014-05-17 23:46:40 +02:00
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pub mod ptr;
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2014-07-25 04:44:24 +02:00
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pub mod show_span;
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2014-09-11 00:35:21 +02:00
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pub mod std_inject;
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2015-04-21 19:19:53 +02:00
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pub mod str;
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2017-03-17 05:04:41 +01:00
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pub use syntax_pos::symbol;
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2014-07-25 04:44:24 +02:00
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pub mod test;
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2016-06-20 17:49:33 +02:00
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pub mod tokenstream;
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2014-07-01 18:39:41 +02:00
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pub mod visit;
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2013-01-29 23:41:40 +01:00
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pub mod print {
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pub mod pp;
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pub mod pprust;
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2012-03-29 22:48:05 +02:00
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}
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2013-01-29 23:41:40 +01:00
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pub mod ext {
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2017-03-16 11:23:33 +01:00
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pub use syntax_pos::hygiene;
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2013-01-29 23:41:40 +01:00
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pub mod base;
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2014-07-01 18:39:41 +02:00
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pub mod build;
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2017-02-01 11:33:09 +01:00
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pub mod derive;
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2013-01-29 23:41:40 +01:00
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pub mod expand;
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2016-08-29 07:32:41 +02:00
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pub mod placeholders;
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2013-01-29 23:41:40 +01:00
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pub mod quote;
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2014-07-01 18:39:41 +02:00
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pub mod source_util;
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2013-01-29 23:41:40 +01:00
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pub mod tt {
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pub mod transcribe;
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pub mod macro_parser;
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pub mod macro_rules;
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2017-01-29 09:38:44 +01:00
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pub mod quoted;
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2012-06-28 00:29:35 +02:00
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}
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2012-03-29 22:48:05 +02:00
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}
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2016-06-28 19:40:40 +02:00
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2016-10-24 02:22:06 +02:00
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#[cfg(test)]
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mod test_snippet;
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2017-07-31 08:22:09 +02:00
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__build_diagnostic_array! { libsyntax, DIAGNOSTICS }
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