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
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
#![doc(html_root_url = "https://doc.rust-lang.org/nightly/",
test(attr(deny(warnings))))]
#![feature(rustc_private, bind_by_move_pattern_guards)]
#![feature(box_syntax)]
#![feature(const_fn)]
#![feature(const_transmute)]
#![feature(crate_visibility_modifier)]
#![feature(label_break_value)]
#![feature(mem_take)]
#![feature(nll)]
#![feature(proc_macro_diagnostic)]
#![feature(proc_macro_internals)]
#![feature(proc_macro_span)]
#![feature(rustc_diagnostic_macros)]
#![feature(try_trait)]
#![feature(unicode_internals)]
#![recursion_limit="256"]
extern crate proc_macro;
pub use errors;
use rustc_data_structures::sync::Lock;
use rustc_data_structures::bit_set::GrowableBitSet;
pub use rustc_data_structures::thin_vec::ThinVec;
use ast::AttrId;
use syntax_pos::edition::Edition;
#[cfg(test)]
mod tests;
const MACRO_ARGUMENTS: Option<&'static str> = Some("macro arguments");
#[macro_export]
macro_rules! panictry {
($e:expr) => ({
use std::result::Result::{Ok, Err};
use errors::FatalError;
match $e {
Ok(e) => e,
Err(mut e) => {
e.emit();
FatalError.raise()
}
}
})
}
macro_rules! panictry_buffer {
($handler:expr, $e:expr) => ({
use std::result::Result::{Ok, Err};
use errors::{FatalError, DiagnosticBuilder};
match $e {
Ok(e) => e,
Err(errs) => {
for e in errs {
DiagnosticBuilder::new_diagnostic($handler, e).emit();
}
FatalError.raise()
}
}
})
}
#[macro_export]
macro_rules! unwrap_or {
($opt:expr, $default:expr) => {
match $opt {
Some(x) => x,
None => $default,
}
}
}
pub struct Globals {
used_attrs: Lock<GrowableBitSet<AttrId>>,
known_attrs: Lock<GrowableBitSet<AttrId>>,
syntax_pos_globals: syntax_pos::Globals,
}
impl Globals {
fn new(edition: Edition) -> Globals {
Globals {
used_attrs: Lock::new(GrowableBitSet::new_empty()),
known_attrs: Lock::new(GrowableBitSet::new_empty()),
syntax_pos_globals: syntax_pos::Globals::new(edition),
}
}
}
pub fn with_globals<F, R>(edition: Edition, f: F) -> R
where F: FnOnce() -> R
{
let globals = Globals::new(edition);
GLOBALS.set(&globals, || {
syntax_pos::GLOBALS.set(&globals.syntax_pos_globals, f)
})
}
pub fn with_default_globals<F, R>(f: F) -> R
where F: FnOnce() -> R
{
with_globals(edition::DEFAULT_EDITION, f)
}
scoped_tls::scoped_thread_local!(pub static GLOBALS: Globals);
#[macro_use]
pub mod diagnostics {
#[macro_use]
pub mod macros;
pub mod plugin;
pub mod metadata;
}
pub mod error_codes;
pub mod util {
pub mod lev_distance;
pub mod node_count;
pub mod parser;
pub mod map_in_place;
}
pub mod json;
pub mod ast;
pub mod attr;
pub mod source_map;
#[macro_use]
pub mod config;
pub mod entry;
pub mod feature_gate;
pub mod mut_visit;
pub mod parse;
pub mod ptr;
pub mod show_span;
pub use syntax_pos::edition;
pub use syntax_pos::symbol;
pub mod tokenstream;
pub mod visit;
pub mod print {
pub mod pp;
pub mod pprust;
mod helpers;
}
pub mod ext {
mod placeholders;
mod proc_macro_server;
pub use syntax_pos::hygiene;
pub mod allocator;
pub mod base;
pub mod build;
pub mod expand;
pub mod proc_macro;
pub mod tt {
pub mod transcribe;
pub mod macro_check;
pub mod macro_parser;
pub mod macro_rules;
pub mod quoted;
}
}
pub mod early_buffered_lints;
fn _foo() {}