Change impl so that backend is passed from main()

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

1 files changed, 7 insertions, 7 deletions

diff --git a/examples/config.rs b/examples/config.rs
index a91aaee..453b2e2 100644
--- a/examples/config.rs
+++ b/examples/config.rs
@@ -8,22 +8,22 @@ pub struct Configuration {
 }
 
 impl BuildableCollection for Configuration {
-    fn builder<B>(_backend: B) -> Box<dyn CollectionBuilder<Output = Self>>
-        where B: Backend
+    fn builder<B>(backend: B) -> Box<dyn CollectionBuilder<Output = Self>>
+        where B: 'static + Backend
     {
-        Box::new(ConfigStructBuilder)
+        Box::new(ConfigStructBuilder(backend))
     }
 }
 
-pub struct ConfigStructBuilder;
-impl CollectionBuilder for ConfigStructBuilder {
+pub struct ConfigStructBuilder<B: 'static + Backend>(B);
+impl<B: 'static + Backend> CollectionBuilder for ConfigStructBuilder<B> {
     type Output = Configuration;
 
     fn build_collection(&self, value_desc: &str) -> Result<Self::Output> {
         println!("Building {}", value_desc);
 
-        let verbose = bool::builder(DialoguerBackend).build_value("Be verbose?")?;
-        let values = Vec::<u8>::builder(DialoguerBackend).build_collection("List of values")?;
+        let verbose = bool::builder(self.0).build_value("Be verbose?")?;
+        let values = Vec::<u8>::builder(self.0).build_collection("List of values")?;
 
         Ok(Configuration {
             verbose,