From 6a23949f07f4eba38086b656e7073ce3bf8cd2fe Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Fri, 13 Jun 2025 22:13:00 -0700
Subject: Allow interface methods to have default implementations. (#7439)

---
 source/slang/slang-syntax.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'source/slang/slang-syntax.h')

diff --git a/source/slang/slang-syntax.h b/source/slang/slang-syntax.h
index 1b5fc005d..e7a82592c 100644
--- a/source/slang/slang-syntax.h
+++ b/source/slang/slang-syntax.h
@@ -284,6 +284,14 @@ inline Decl* getInner(DeclRef<GenericDecl> declRef)
     return declRef.getDecl()->inner;
 }
 
+inline Decl* maybeGetInner(Decl* decl)
+{
+    if (auto genericDeclRef = as<GenericDecl>(decl))
+    {
+        return genericDeclRef->inner;
+    }
+    return decl;
+}
 //
 
 inline Type* getType(ASTBuilder* astBuilder, SubstExpr<Expr> expr)
@@ -393,6 +401,8 @@ AggTypeDecl* getParentAggTypeDecl(Decl* decl);
 AggTypeDeclBase* getParentAggTypeDeclBase(Decl* decl);
 FunctionDeclBase* getParentFunc(Decl* decl);
 
+/// Get the parent declref, skipping any generic decls in between.
+DeclRef<Decl> getParentDeclRef(DeclRef<Decl> declRef);
 } // namespace Slang
 
 #endif
-- 
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