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switch to once_cell from lazy_static

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This commit is contained in:
Aleksey Kladov 2019-05-07 20:54:33 +03:00
parent 70cd5ffbf5
commit 1667b5cf52
5 changed files with 28 additions and 22 deletions
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27
crates/ra_prof/src/lib.rs
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@ -1,13 +1,14 @@
use std::cell::RefCell;
use std::time::{Duration, Instant};
use std::mem;
use std::io::{stderr, Write};
use std::iter::repeat;
use std::collections::{HashSet};
use std::default::Default;
use std::iter::FromIterator;
use std::sync::{RwLock, atomic::{AtomicBool, Ordering}};
use lazy_static::lazy_static;
use std::{
cell::RefCell,
time::{Duration, Instant},
mem,
io::{stderr, Write},
iter::repeat,
collections::HashSet,
sync::{RwLock, atomic::{AtomicBool, Ordering}},
};
use once_cell::sync::Lazy;
/// Set profiling filter. It specifies descriptions allowed to profile.
/// This is helpful when call stack has too many nested profiling scopes.
@ -21,7 +22,7 @@ use lazy_static::lazy_static;
/// ```
pub fn set_filter(f: Filter) {
PROFILING_ENABLED.store(f.depth > 0, Ordering::SeqCst);
let set = HashSet::from_iter(f.allowed.iter().cloned());
let set: HashSet<_> = f.allowed.iter().cloned().collect();
let mut old = FILTER.write().unwrap();
let filter_data = FilterData {
depth: f.depth,
@ -161,9 +162,7 @@ struct FilterData {
static PROFILING_ENABLED: AtomicBool = AtomicBool::new(false);
lazy_static! {
static ref FILTER: RwLock<FilterData> = RwLock::new(Default::default());
}
static FILTER: Lazy<RwLock<FilterData>> = Lazy::new(Default::default);
thread_local!(static PROFILE_STACK: RefCell<ProfileStack> = RefCell::new(ProfileStack::new()));