diff options
Diffstat (limited to 'native/src/widget/id.rs')
-rw-r--r-- | native/src/widget/id.rs | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/native/src/widget/id.rs b/native/src/widget/id.rs deleted file mode 100644 index 4b8fedf1..00000000 --- a/native/src/widget/id.rs +++ /dev/null @@ -1,43 +0,0 @@ -use std::borrow; -use std::sync::atomic::{self, AtomicUsize}; - -static NEXT_ID: AtomicUsize = AtomicUsize::new(0); - -/// The identifier of a generic widget. -#[derive(Debug, Clone, PartialEq, Eq, Hash)] -pub struct Id(Internal); - -impl Id { - /// Creates a custom [`Id`]. - pub fn new(id: impl Into<borrow::Cow<'static, str>>) -> Self { - Self(Internal::Custom(id.into())) - } - - /// Creates a unique [`Id`]. - /// - /// This function produces a different [`Id`] every time it is called. - pub fn unique() -> Self { - let id = NEXT_ID.fetch_add(1, atomic::Ordering::Relaxed); - - Self(Internal::Unique(id)) - } -} - -#[derive(Debug, Clone, PartialEq, Eq, Hash)] -pub enum Internal { - Unique(usize), - Custom(borrow::Cow<'static, str>), -} - -#[cfg(test)] -mod tests { - use super::Id; - - #[test] - fn unique_generates_different_ids() { - let a = Id::unique(); - let b = Id::unique(); - - assert_ne!(a, b); - } -} |