From bf66df1a16461ef1ee50510803a3097914ffcb82 Mon Sep 17 00:00:00 2001
From: Hunter Kvalevog <hunter@kvog.sh>
Date: Mon, 14 Sep 2026 17:15:13 -0500
Subject: Add rustlings

---
 rustlings/exercises/12_options/options2.rs | 39 ++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 rustlings/exercises/12_options/options2.rs

(limited to 'rustlings/exercises/12_options/options2.rs')

diff --git a/rustlings/exercises/12_options/options2.rs b/rustlings/exercises/12_options/options2.rs
new file mode 100644
index 0000000..07c27c6
--- /dev/null
+++ b/rustlings/exercises/12_options/options2.rs
@@ -0,0 +1,39 @@
+fn main() {
+    // You can optionally experiment here.
+}
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn simple_option() {
+        let target = "rustlings";
+        let optional_target = Some(target);
+
+        // TODO: Make this an if-let statement whose value is `Some`.
+        word = optional_target {
+            assert_eq!(word, target);
+        }
+    }
+
+    #[test]
+    fn layered_option() {
+        let range = 10;
+        let mut optional_integers: Vec<Option<i8>> = vec![None];
+
+        for i in 1..=range {
+            optional_integers.push(Some(i));
+        }
+
+        let mut cursor = range;
+
+        // TODO: Make this a while-let statement. Remember that `Vec::pop()`
+        // adds another layer of `Option`. You can do nested pattern matching
+        // in if-let and while-let statements.
+        integer = optional_integers.pop() {
+            assert_eq!(integer, cursor);
+            cursor -= 1;
+        }
+
+        assert_eq!(cursor, 0);
+    }
+}
-- 
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