1 files changed, 6 insertions, 0 deletions
diff --git a/subex/filter.go b/subex/filter.go
index dce0f0e..ae4b8ab 100644
--- a/subex/filter.go
+++ b/subex/filter.go
@@ -38,6 +38,12 @@ func (_ anyArrayFilter) valueFilter(value walk.Value) bool {
 	return isArray
 }
 
+type anyMapFilter struct {}
+func (_ anyMapFilter) valueFilter(value walk.Value) bool {
+	_, isMap := value.(walk.MapValue)
+	return isMap
+}
+
 type anyStringFilter struct {}
 func (_ anyStringFilter) valueFilter(value walk.Value) bool {
 	_, isString := value.(walk.StringValue)