use serde from rocket_dyn_templates

src/main.rs

@@ -1,6 +1,3 @@
-extern crate serde;
-extern crate serde_json;
-
 #[macro_use]
 extern crate rocket;
 
@@ -8,6 +5,7 @@ use rocket::response::Redirect;
 use rocket::State;
 use rocket::fs::FileServer;
 use rocket_dyn_templates::Template;
+use rocket_dyn_templates::tera;
 
 use rand::distributions::Uniform;
 use rand::Rng;
@@ -37,11 +35,11 @@ impl<T, E> ErrorEmpty for Result<T, E> {
 
 #[derive(Clone)]
 struct ArcTemplateData {
-    value: Arc<serde_json::Value>,
+    value: Arc<tera::Value>,
 }
 
 impl ArcTemplateData {
-    fn new(value: serde_json::Value) -> ArcTemplateData {
+    fn new(value: tera::Value) -> ArcTemplateData {
         ArcTemplateData {
             value: Arc::new(value),
         }
@@ -94,10 +92,10 @@ fn show_question_details(
 
     match get_question(&data.db, id) {
         Ok(question) => {
-            let mut context = serde_json::to_value(question).expect("question serialize");
+            let mut context = tera::to_value(question).expect("question serialize");
             if context.is_object() {
                 let next_id = random_question_id(&data.database_distribution);
-                context["next"] = serde_json::to_value(next_id).expect("question id serialize");
+                context["next"] = tera::to_value(next_id).expect("question id serialize");
             }
 
             let value = ArcTemplateData::new(context);