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Diffstat (limited to 'crates/hir-def/src/attr.rs')
-rw-r--r--crates/hir-def/src/attr.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/crates/hir-def/src/attr.rs b/crates/hir-def/src/attr.rs
index 9224773aa8..cc59e78093 100644
--- a/crates/hir-def/src/attr.rs
+++ b/crates/hir-def/src/attr.rs
@@ -269,6 +269,10 @@ impl Attrs {
pub fn is_proc_macro_derive(&self) -> bool {
self.by_key("proc_macro_derive").exists()
}
+
+ pub fn is_unstable(&self) -> bool {
+ self.by_key("unstable").exists()
+ }
}
use std::slice::Iter as SliceIter;