1 files changed, 10 insertions, 0 deletions
diff --git a/src/common.h b/src/common.h
index 14db973f..bcd4c8d2 100644
--- a/src/common.h
+++ b/src/common.h
@@ -376,6 +376,16 @@ static WABT_INLINE const char* GetSymbolTypeName(SymbolType type) {
 
 /* type */
 
+static WABT_INLINE bool IsRefType(Type t) {
+  return t == Type::Anyref || t == Type::Funcref || t == Type::Nullref ||
+         t == Type::Hostref;
+}
+
+static WABT_INLINE bool IsNullableRefType(Type t) {
+  /* Currently all reftypes are nullable */
+  return IsRefType(t);
+}
+
 static WABT_INLINE const char* GetTypeName(Type type) {
   switch (type) {
     case Type::I32: