Switched to returning an Option for into_context_element().

2020-05-31 22:17:58 -04:00
parent 3aaf7f9987
commit b74dc394a8
3 changed files with 15 additions and 11 deletions
--- a/src/renderer/context_element.rs
+++ b/src/renderer/context_element.rs
@@ -105,7 +105,7 @@ pub trait IntoContextElement: Debug + Walkable /* + CloneIntoBoxedContextElement
        &self,
        renderer: &DustRenderer,
        breadcrumbs: Option<&BreadcrumbTree>,
-    ) -> &dyn ContextElement;
+    ) -> Option<&dyn ContextElement>;
 }

 impl<C: ContextElement> IntoContextElement for C {
@@ -113,7 +113,7 @@ impl<C: ContextElement> IntoContextElement for C {
        &self,
        renderer: &DustRenderer,
        breadcrumbs: Option<&BreadcrumbTree>,
-    ) -> &dyn ContextElement {
-        self
+    ) -> Option<&dyn ContextElement> {
+        Some(self)
    }
 }