Add route to view raw snippet

src/main.rs

 use crate::routes::static_rocket_catch_info_for_bad_request;
 use crate::routes::static_rocket_route_info_for_create_snippet;
 use crate::routes::static_rocket_route_info_for_index;
+use crate::routes::static_rocket_route_info_for_show_raw_snippet;
 use crate::routes::static_rocket_route_info_for_show_snippet;
 
 fn main() {
     rocket::ignite()
         .attach(Template::fairing())
         .manage(connection::init_pool())
-        .mount("/", routes![index, show_snippet, create_snippet])
+        .mount(
+            "/",
+            routes![index, show_snippet, show_raw_snippet, create_snippet],
+        )
         .register(catchers![bad_request])
         .launch();
 }

src/routes.rs

     Template::render("snippets/show", &context)
 }
 
+#[get("/snippets/<id>/raw")]
+pub fn show_raw_snippet(id: i32, connection: DbConn) -> String {
+    let result = match snippet::get(&connection, id) {
+        Ok(snippet) => Some(snippet),
+        Err(_) => None,
+    };
+
+    result.map_or(String::from("Snippet not found"), |snippet| snippet.body)
+}
+
 #[post("/api/snippets", format = "application/json", data = "<snippet>")]
 pub fn create_snippet(
     snippet: Json<InsertableSnippet>,