improved documentation and refactored naming to be more self-explanatory

examples/callback.rs

@@ -5,16 +5,17 @@ fn main() {
 }
 
 fn app(cx: Scope) -> Element {
-    let login = use_callback!(cx, move |_| async move {
-        let res = reqwest::get("https://dog.ceo/api/breeds/list/all")
-            .await
-            .unwrap()
-            .text()
-            .await
-            .unwrap();
+    let login =
+        use_callback!(cx, move |_| async move {
+            let res = reqwest::get("https://dog.ceo/api/breeds/list/all")
+                .await
+                .unwrap()
+                .text()
+                .await
+                .unwrap();
 
-        println!("{res:#?}, ");
-    });
+            println!("{res:#?}, ");
+        });
 
     cx.render(rsx! {
         button { onclick: login, "Click me!" }