1 files changed, 11 insertions, 7 deletions
diff --git a/src/mongo/db/pipeline/expression.h b/src/mongo/db/pipeline/expression.h
index ab70a4d4319..641d35d5aa4 100644
--- a/src/mongo/db/pipeline/expression.h
+++ b/src/mongo/db/pipeline/expression.h
@@ -1642,6 +1642,13 @@ private:
 
 class ExpressionMeta final : public Expression {
 public:
+    enum MetaType {
+        TEXT_SCORE,
+        RAND_VAL,
+        SEARCH_SCORE,
+        SEARCH_HIGHLIGHTS,
+    };
+
     Value serialize(bool explain) const final;
     Value evaluate(const Document& root, Variables* variables) const final;
 
@@ -1654,17 +1661,14 @@ public:
         return visitor->visit(this);
     }
 
+    MetaType getMetaType() {
+        return _metaType;
+    }
+
 protected:
     void _doAddDependencies(DepsTracker* deps) const final;
 
 private:
-    enum MetaType {
-        TEXT_SCORE,
-        RAND_VAL,
-        SEARCH_SCORE,
-        SEARCH_HIGHLIGHTS,
-    };
-
     ExpressionMeta(const boost::intrusive_ptr<ExpressionContext>& expCtx, MetaType metaType);
 
     MetaType _metaType;