1 files changed, 5 insertions, 0 deletions
diff --git a/src/main/scala/xyz/driver/core/database/Converters.scala b/src/main/scala/xyz/driver/core/database/Converters.scala
index f98d6b4..6faf627 100644
--- a/src/main/scala/xyz/driver/core/database/Converters.scala
+++ b/src/main/scala/xyz/driver/core/database/Converters.scala
@@ -10,4 +10,9 @@ trait Converters {
 
   def expectValid[ADT](mapper: String => Option[ADT], query: String)(implicit ct: ClassTag[ADT]): ADT =
     fromStringOrThrow[ADT](query, mapper, ct.toString())
+
+  def expectExistsAndValid[ADT](mapper: String => Option[ADT], query: Option[String], contextMsg: String = "")(
+      implicit ct: ClassTag[ADT]): ADT = {
+    expectValid[ADT](mapper, query.getOrElse(throw DatabaseException(contextMsg)))
+  }
 }