1 files changed, 12 insertions, 0 deletions
diff --git a/src/mongo/db/pipeline/expression.h b/src/mongo/db/pipeline/expression.h
index fe3e57b0d4a..0939bcbcdc7 100644
--- a/src/mongo/db/pipeline/expression.h
+++ b/src/mongo/db/pipeline/expression.h
@@ -1259,6 +1259,18 @@ public:
 };
 
 
+class ExpressionStrLenBytes final : public ExpressionFixedArity<ExpressionStrLenBytes, 1> {
+    Value evaluateInternal(Variables* vars) const final;
+    const char* getOpName() const final;
+};
+
+
+class ExpressionStrLenCP final : public ExpressionFixedArity<ExpressionStrLenCP, 1> {
+    Value evaluateInternal(Variables* vars) const final;
+    const char* getOpName() const final;
+};
+
+
 class ExpressionSubtract final : public ExpressionFixedArity<ExpressionSubtract, 2> {
 public:
     Value evaluateInternal(Variables* vars) const final;