1 files changed, 4 insertions, 0 deletions
diff --git a/src/backend/mod.rs b/src/backend/mod.rs
index 5884726..bd5bc58 100644
--- a/src/backend/mod.rs
+++ b/src/backend/mod.rs
@@ -1,6 +1,7 @@
 pub mod dialoguer;
 
 use crate::BuildableValue;
+use crate::BuildableCollection;
 use crate::CollectionBuilder;
 use crate::ValueBuilder;
 
@@ -28,6 +29,9 @@ pub trait Backend {
 
     fn vec_builder<T>(&self) -> Box<dyn CollectionBuilder<Output = Vec<T>>>
         where T: 'static + BuildableValue;
+
+    fn struct_builder<T>(&self) -> Box<dyn CollectionBuilder<Output = T>>
+        where T: 'static + BuildableCollection;
 }