rustlings: complete 11

1 files changed, 18 insertions, 0 deletions

diff --git a/rustlings/exercises/quizzes/quiz2.rs b/rustlings/exercises/quizzes/quiz2.rs
index 2cddba9..fd32810 100644
--- a/rustlings/exercises/quizzes/quiz2.rs
+++ b/rustlings/exercises/quizzes/quiz2.rs
@@ -28,6 +28,23 @@ mod my_module {
 
     // TODO: Complete the function as described above.
     // pub fn transformer(input: ???) -> ??? { ??? }
+    pub fn transformer(input: Vec<(String, Command)>) -> Vec<String> {
+        let mut out = Vec::new();
+        for inp in input {
+            out.push(match inp.1 {
+                Command::Uppercase => inp.0.to_uppercase(),
+                Command::Trim      => String::from(inp.0.trim()),
+                Command::Append(n) => {
+                    let mut r = inp.0;
+                    for _ in 0..n {
+                        r += "bar";
+                    }
+                    r
+                }
+            });
+        }
+        out
+    }
 }
 
 fn main() {
@@ -39,6 +56,7 @@ mod tests {
     // TODO: What do we need to import to have `transformer` in scope?
     // use ???;
     use super::Command;
+    use super::my_module::transformer;
 
     #[test]
     fn it_works() {