clippy2 solution

exercises/22_clippy/clippy2.rs

@@ -1,8 +1,10 @@
 fn main() {
     let mut res = 42;
     let option = Some(12);
+    // TODO: Fix the Clippy lint.
     for x in option {
         res += x;
     }
-    println!("{}", res);
+
+    println!("{res}");
 }

rustlings-macros/info.toml

@@ -1151,7 +1151,8 @@ dir = "22_clippy"
 test = false
 strict_clippy = true
 hint = """
-`for` loops over `Option` values are more clearly expressed as an `if let`"""
+`for` loops over `Option` values are more clearly expressed as an `if-let`
+statement."""
 
 [[exercises]]
 name = "clippy3"

solutions/22_clippy/clippy2.rs

@@ -1 +1,10 @@
-// Solutions will be available before the stable release. Thank you for testing the beta version 🥰
+fn main() {
+    let mut res = 42;
+    let option = Some(12);
+    // Use `if-let` instead of iteration.
+    if let Some(x) = option {
+        res += x;
+    }
+
+    println!("{res}");
+}