Add helpers for whether a function is exported.

1 files changed, 7 insertions, 1 deletions

diff --git a/rust/src/function.rs b/rust/src/function.rs
index 1a4add05..c0e00bd1 100644
--- a/rust/src/function.rs
+++ b/rust/src/function.rs
@@ -26,7 +26,7 @@ use crate::{
     platform::Platform,
     references::CodeReference,
     string::*,
-    symbol::Symbol,
+    symbol::{Binding, Symbol},
     tags::{Tag, TagReference, TagType},
     types::{IntegerDisplayType, QualifiedName, Type},
 };
@@ -344,6 +344,12 @@ impl Function {
         }
     }
 
+    /// Returns true when the function's symbol binding marks it as exported.
+    pub fn is_exported(&self) -> bool {
+        let symbol = self.symbol();
+        matches!(symbol.binding(), Binding::Global | Binding::Weak)
+    }
+
     pub fn workflow(&self) -> Option<Ref<Workflow>> {
         unsafe {
             let workflow = NonNull::new(BNGetWorkflowForFunction(self.handle))?;