forked from swc-project/string-cache
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathevent.rs
More file actions
55 lines (46 loc) · 1.5 KB
/
Copy pathevent.rs
File metadata and controls
55 lines (46 loc) · 1.5 KB
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
// Copyright 2014 The Servo Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution.
//
// 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.
use std::sync::Mutex;
use rustc_serialize::{Encoder, Encodable};
#[derive(PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Debug)]
pub enum Event {
Intern(u64),
Insert(u64, String),
Remove(u64),
}
lazy_static! {
pub static ref LOG: Mutex<Vec<Event>>
= Mutex::new(Vec::with_capacity(50_000));
}
pub fn log(e: Event) {
LOG.lock().unwrap().push(e);
}
macro_rules! log (($e:expr) => (::event::log($e)));
// Serialize by converting to this private struct,
// which produces more convenient output.
#[derive(RustcEncodable)]
struct SerializeEvent<'a> {
event: &'static str,
id: u64,
string: Option<&'a String>,
}
impl Encodable for Event {
fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {
let (event, id, string) = match *self {
Event::Intern(id) => ("intern", id, None),
Event::Insert(id, ref s) => ("insert", id, Some(s)),
Event::Remove(id) => ("remove", id, None),
};
SerializeEvent {
event: event,
id: id,
string: string
}.encode(s)
}
}