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//! A `no_std`-compatible implementation of thread IDs and owned thread-local objects.
//!
//! Thread IDs are lazily initialized upon first access and can be accessed via:
//! ```
//! let current_thread_id = thid::ThreadId::current();
//! ```
//!
//! Thread-local objects can be created and passed around as follows:
//! ```
//! use std::{cell::RefCell, sync::Arc};
//!
//! let local_object = Arc::new(thid::ThreadLocal::<RefCell<String>>::new());
//!
//! let t1 = std::thread::spawn({
//! let local_object = local_object.clone();
//! move || {
//! let local_value = local_object.get_or(|| RefCell::new("foo".into()));
//! *local_value.borrow_mut() += "bar";
//! }
//! });
//! let t2 = std::thread::spawn({
//! let local_object = local_object.clone();
//! move || {
//! let local_value = local_object.get_or(|| RefCell::new("baz".into()));
//! *local_value.borrow_mut() += "bip";
//! }
//! });
//!
//! t1.join().unwrap();
//! t2.join().unwrap();
//!
//! let mut local_object = Arc::into_inner(local_object).expect("one remaining reference");
//! for mut_value in local_object.iter_mut() {
//! let mut_value = mut_value.get_mut();
//! *mut_value += "new";
//! }
//!
//! let collected = local_object.iter_mut().map(|s| s.borrow().clone()).collect::<Vec<_>>();
//! assert_eq!(collected.len(), 2);
//! assert!(collected.contains(&"foobarnew".into()));
//! assert!(collected.contains(&"bazbipnew".into()));
//! ```
pub use ThreadId;
pub use ;