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-rw-r--r--rustlings/exercises/06_move_semantics/move_semantics5.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/rustlings/exercises/06_move_semantics/move_semantics5.rs b/rustlings/exercises/06_move_semantics/move_semantics5.rs
new file mode 100644
index 0000000..cd0dafd
--- /dev/null
+++ b/rustlings/exercises/06_move_semantics/move_semantics5.rs
@@ -0,0 +1,24 @@
+#![allow(clippy::ptr_arg)]
+
+// TODO: Fix the compiler errors without changing anything except adding or
+// removing references (the character `&`).
+
+// Shouldn't take ownership
+fn get_char(data: String) -> char {
+ data.chars().last().unwrap()
+}
+
+// Should take ownership
+fn string_uppercase(mut data: &String) {
+ data = data.to_uppercase();
+
+ println!("{data}");
+}
+
+fn main() {
+ let data = "Rust is great!".to_string();
+
+ get_char(data);
+
+ string_uppercase(&data);
+}