1 files changed, 11 insertions, 0 deletions
diff --git a/src/main/scala/xyz/driver/restquery/query/SearchFilterNAryOperation.scala b/src/main/scala/xyz/driver/restquery/query/SearchFilterNAryOperation.scala
index a388597..51d18b1 100644
--- a/src/main/scala/xyz/driver/restquery/query/SearchFilterNAryOperation.scala
+++ b/src/main/scala/xyz/driver/restquery/query/SearchFilterNAryOperation.scala
@@ -7,4 +7,15 @@ object SearchFilterNAryOperation {
   case object In    extends SearchFilterNAryOperation
   case object NotIn extends SearchFilterNAryOperation
 
+  val All: Set[SearchFilterNAryOperation] = Set(
+    In,
+    NotIn
+  )
+
+  val nAryOperationToName: Map[SearchFilterNAryOperation, String] =
+    All.map(a => a -> a.toString.toLowerCase).toMap
+
+  val nAryOperationsFromString: Map[String, SearchFilterNAryOperation] =
+    for ((k, v) <- nAryOperationToName) yield (v, k)
+
 }