Massive lint fix

youmubot-core/src/fun/images.rs

@@ -103,7 +103,7 @@ async fn get_image(
     // Fix the tags: change whitespaces to +
     let tags = tags.split_whitespace().collect::<Vec<_>>().join("_");
     let req = client
-        .get(&format!(
+        .get(format!(
             "https://danbooru.donmai.us/posts.json?tags=rating:{}+{}",
             rating.to_string(),
             tags

youmubot-core/src/fun/mod.rs

@@ -95,7 +95,7 @@ async fn pick(ctx: &Context, msg: &Message, mut args: Args) -> CommandResult {
             .peekable();
         // If we have the first argument as question, use it.
         let question = match choices.peek() {
-            Some(ref q) if q.starts_with('?') => Some(q.replacen("?", "", 1) + "?"),
+            Some(q) if q.starts_with('?') => Some(q.replacen('?', "", 1) + "?"),
             _ => None,
         };
         // If we have a question, that's not a choice.