iterators1 solution

1 files changed, 9 insertions, 12 deletions

diff --git a/exercises/18_iterators/iterators1.rs b/exercises/18_iterators/iterators1.rs
index 52b704d..86278a4 100644
--- a/exercises/18_iterators/iterators1.rs
+++ b/exercises/18_iterators/iterators1.rs
@@ -1,8 +1,6 @@
 // When performing operations on elements within a collection, iterators are
 // essential. This module helps you get familiar with the structure of using an
 // iterator and how to go through elements within an iterable collection.
-//
-// Make me compile by filling in the `???`s
 
 fn main() {
     // You can optionally experiment here.
@@ -10,19 +8,18 @@ fn main() {
 
 #[cfg(test)]
 mod tests {
-    use super::*;
-
     #[test]
     fn iterators() {
-        let my_fav_fruits = vec!["banana", "custard apple", "avocado", "peach", "raspberry"];
+        let my_fav_fruits = ["banana", "custard apple", "avocado", "peach", "raspberry"];
 
-        let mut my_iterable_fav_fruits = ???;   // TODO: Step 1
+        // TODO: Create an iterator over the array.
+        let mut fav_fruits_iterator = ???;
 
-        assert_eq!(my_iterable_fav_fruits.next(), Some(&"banana"));
-        assert_eq!(my_iterable_fav_fruits.next(), ???);     // TODO: Step 2
-        assert_eq!(my_iterable_fav_fruits.next(), Some(&"avocado"));
-        assert_eq!(my_iterable_fav_fruits.next(), ???);     // TODO: Step 3
-        assert_eq!(my_iterable_fav_fruits.next(), Some(&"raspberry"));
-        assert_eq!(my_iterable_fav_fruits.next(), ???);     // TODO: Step 4
+        assert_eq!(fav_fruits_iterator.next(), Some(&"banana"));
+        assert_eq!(fav_fruits_iterator.next(), ???); // TODO: Replace `???`
+        assert_eq!(fav_fruits_iterator.next(), Some(&"avocado"));
+        assert_eq!(fav_fruits_iterator.next(), ???); // TODO: Replace `???`
+        assert_eq!(fav_fruits_iterator.next(), Some(&"raspberry"));
+        assert_eq!(fav_fruits_iterator.next(), ???); // TODO: Replace `???`
     }
 }