Give the user a meaningful exception message when here tries to write…

… a Decimal.
RedBeard0531 · Jun 2, 2010 · e6503e1 · e6503e1
1 parent 41b19cb
commit e6503e1
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/source/MongoDB/Bson/BsonWriter.cs b/source/MongoDB/Bson/BsonWriter.cs
@@ -605,6 +605,10 @@ protected BsonType TranslateToBsonType(object obj)
             if(_descriptor.IsObject(obj))
                 return BsonType.Obj;
 
+            if(type == typeof(Decimal))
+                throw new ArgumentOutOfRangeException("Decimal is not supported in the BSON spec. So it is also not supported in MongoDB. " +
+                                                      "You could convert it to double or store it as Binary instead.");
+
             throw new ArgumentOutOfRangeException(String.Format("Type: {0} not recognized", type.FullName));
         }
     }