SERVER-23371 Add initializer_list constructor for Documents.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/mongo/db/pipeline/document.cpp b/src/mongo/db/pipeline/document.cpp
index 6b2cf793aba..f7c8b179094 100644
--- a/src/mongo/db/pipeline/document.cpp
+++ b/src/mongo/db/pipeline/document.cpp
@@ -227,6 +227,16 @@ Document::Document(const BSONObj& bson) {
     *this = md.freeze();
 }
 
+Document::Document(std::initializer_list<std::pair<StringData, ImplicitValue>> initializerList) {
+    MutableDocument mutableDoc(initializerList.size());
+
+    for (auto&& pair : initializerList) {
+        mutableDoc.addField(pair.first, pair.second);
+    }
+
+    *this = mutableDoc.freeze();
+}
+
 BSONObjBuilder& operator<<(BSONObjBuilderValueStream& builder, const Document& doc) {
     BSONObjBuilder subobj(builder.subobjStart());
     doc.toBson(&subobj);