1 files changed, 20 insertions, 14 deletions

diff --git a/src/mongo/db/exec/inclusion_projection_executor.h b/src/mongo/db/exec/inclusion_projection_executor.h
index aef4c07b434..7f505f54797 100644
--- a/src/mongo/db/exec/inclusion_projection_executor.h
+++ b/src/mongo/db/exec/inclusion_projection_executor.h
@@ -173,19 +173,24 @@ private:
  */
 class InclusionProjectionExecutor : public ProjectionExecutor {
 public:
-    InclusionProjectionExecutor(const boost::intrusive_ptr<ExpressionContext>& expCtx,
-                                ProjectionPolicies policies,
-                                std::unique_ptr<InclusionNode> root)
-        : ProjectionExecutor(expCtx, policies), _root(std::move(root)) {}
-
-    InclusionProjectionExecutor(const boost::intrusive_ptr<ExpressionContext>& expCtx,
-                                ProjectionPolicies policies,
-                                bool allowFastPath = false)
+    InclusionProjectionExecutor(
+        const boost::intrusive_ptr<ExpressionContext>& expCtx,
+        ProjectionPolicies policies,
+        std::unique_ptr<InclusionNode> root,
+        boost::optional<projection_ast::ProjectionPathASTNode> proj = boost::none)
+        : ProjectionExecutor(expCtx, policies, proj), _root(std::move(root)) {}
+
+    InclusionProjectionExecutor(
+        const boost::intrusive_ptr<ExpressionContext>& expCtx,
+        ProjectionPolicies policies,
+        bool allowFastPath = false,
+        boost::optional<projection_ast::ProjectionPathASTNode> proj = boost::none)
         : InclusionProjectionExecutor(
               expCtx,
               policies,
               allowFastPath ? std::make_unique<FastPathEligibleInclusionNode>(policies)
-                            : std::make_unique<InclusionNode>(policies)) {}
+                            : std::make_unique<InclusionNode>(policies),
+              proj) {}
 
     TransformerType getType() const final {
         return TransformerType::kInclusionProjection;
@@ -202,16 +207,17 @@ public:
     /**
      * Serialize the projection.
      */
-    Document serializeTransformation(
-        boost::optional<ExplainOptions::Verbosity> explain) const final {
+    Document serializeTransformation(boost::optional<ExplainOptions::Verbosity> explain,
+                                     const SerializationOptions& options = {}) const final {
         MutableDocument output;
 
         // The InclusionNode tree in '_root' will always have a top-level _id node if _id is to be
         // included. If the _id node is not present, then explicitly set {_id: false} to avoid
         // ambiguity in the expected behavior of the serialized projection.
-        _root->serialize(explain, &output);
-        if (output.peek()["_id"].missing()) {
-            output.addField("_id", Value{false});
+        _root->serialize(explain, &output, options);
+        auto idFieldName = options.serializeFieldPath("_id");
+        if (output.peek()[idFieldName].missing()) {
+            output.addField(idFieldName, Value{false});
         }
 
         return output.freeze();