Feeding the templates into the renderer integration.

src/render/renderer_integration.rs

@@ -1,14 +1,12 @@
-use std::path::PathBuf;
-
 use serde::Serialize;
 
 use crate::error::CustomError;
 
 pub(crate) trait RendererIntegration {
-    fn load_templates<I, P>(&mut self, dust_templates: I) -> Result<(), CustomError>
+    fn load_template<N, C>(&mut self, name: N, contents: C) -> Result<(), CustomError>
     where
-        I: Iterator<Item = P>,
-        P: Into<PathBuf>;
+        N: Into<String>,
+        C: Into<String>;
 
     fn render<C>(&self, context: C) -> Result<String, crate::error::CustomError>
     where