Fix new clippy warnings in rust 1.89

askama/src/lib.rs

@@ -177,7 +177,7 @@ pub trait Template: fmt::Display + FastWritable {
             Ok(())
         } else {
             let err = wrapped.err.take();
-            Err(err.unwrap_or_else(|| io::Error::new(io::ErrorKind::Other, fmt::Error)))
+            Err(err.unwrap_or_else(|| io::Error::other(fmt::Error)))
         }
     }
 

askama_derive/src/generator/node.rs

@@ -748,7 +748,7 @@ impl<'a> Generator<'a, '_> {
                         // We need to normalize the arg to write it, thus we need to add it to
                         // locals in the normalized manner
                         let normalized_arg = normalize_identifier(arg);
-                        buf.write(format_args!("let {} = {before}{value}{after};", normalized_arg));
+                        buf.write(format_args!("let {normalized_arg} = {before}{value}{after};"));
                         this.locals.insert_with_default(Cow::Borrowed(normalized_arg));
                     }
                 }

examples/rocket-app/src/main.rs

@@ -8,6 +8,7 @@ use rocket::response::{Redirect, Responder};
 use rocket::{Config, Request, Response, catch, catchers, get, routes};
 
 #[rocket::main]
+#[allow(clippy::result_large_err)] // needs to be fixed by rocket, not us
 async fn main() -> Result<(), Error> {
     env_logger::init_from_env(env_logger::Env::new().default_filter_or("info"));