From cc2c0958c9ba038e1584f3cbff0b07df4cc490c1 Mon Sep 17 00:00:00 2001
From: mo8it <mo8it@proton.me>
Date: Mon, 1 Jul 2024 11:54:05 +0200
Subject: [PATCH] macros4 solution

---
 exercises/21_macros/macros4.rs |  1 +
 solutions/21_macros/macros4.rs | 16 +++++++++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/exercises/21_macros/macros4.rs b/exercises/21_macros/macros4.rs
index 03ece080..9d77f6a5 100644
--- a/exercises/21_macros/macros4.rs
+++ b/exercises/21_macros/macros4.rs
@@ -1,3 +1,4 @@
+// TODO: Fix the compiler error by adding one or two characters.
 #[rustfmt::skip]
 macro_rules! my_macro {
     () => {
diff --git a/solutions/21_macros/macros4.rs b/solutions/21_macros/macros4.rs
index 4e181989..41bcad16 100644
--- a/solutions/21_macros/macros4.rs
+++ b/solutions/21_macros/macros4.rs
@@ -1 +1,15 @@
-// Solutions will be available before the stable release. Thank you for testing the beta version 🥰
+// Added semicolons to separate the macro arms.
+#[rustfmt::skip]
+macro_rules! my_macro {
+    () => {
+        println!("Check out my macro!");
+    };
+    ($val:expr) => {
+        println!("Look at this other macro: {}", $val);
+    };
+}
+
+fn main() {
+    my_macro!();
+    my_macro!(7777);
+}