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Diffstat (limited to 'crates/hir-expand/src/attrs.rs')
-rw-r--r--crates/hir-expand/src/attrs.rs5
1 files changed, 5 insertions, 0 deletions
diff --git a/crates/hir-expand/src/attrs.rs b/crates/hir-expand/src/attrs.rs
index 79cfeb4cf1..12df3cf218 100644
--- a/crates/hir-expand/src/attrs.rs
+++ b/crates/hir-expand/src/attrs.rs
@@ -26,6 +26,7 @@ use crate::{
/// Syntactical attributes, without filtering of `cfg_attr`s.
#[derive(Default, Debug, Clone, PartialEq, Eq)]
pub struct RawAttrs {
+ // FIXME: This can become `Box<[Attr]>` if https://internals.rust-lang.org/t/layout-of-dst-box/21728?u=chrefr is accepted.
entries: Option<ThinArc<(), Attr>>,
}
@@ -169,6 +170,10 @@ impl RawAttrs {
};
RawAttrs { entries }
}
+
+ pub fn is_empty(&self) -> bool {
+ self.entries.is_none()
+ }
}
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]