formatting

exercises/2-foundations-of-rust/1-basic-syntax/1-basic-syntax/src/bin/05.rs

@@ -1,10 +1,10 @@
 fn main() {
-    let data = [22, 12, 13, 17, 18];
+    let mut data = [22, 12, 13, 17, 18];
     for i in 0..5 {
-        data.i = floored_half(data.i);
+        data[i] = floored_half(data[i]);
     }
 }
 
-fn floored_half(data: i32) {
+fn floored_half(data: i32) -> i32 {
     data / 2
 }

exercises/2-foundations-of-rust/2-ownership-and-references/1-move-semantics/src/bin/04.rs

@@ -3,9 +3,7 @@
 //! function.
 
 fn main() {
-    let s0 = String::new();
-
-    let mut s1 = create_string(s0);
+    let mut s1 = create_string();
 
     println!("{} == `{}`", stringify!(s1), s1);
 
@@ -16,7 +14,5 @@ fn main() {
 
 ///`create_string()` no longer takes `s: String` as argument
 fn create_string() -> String {
-    let mut s = s;
-
-    s
+    String::new()
 }

exercises/2-foundations-of-rust/3-advanced-syntax/3-slices/src/main.rs

@@ -73,10 +73,13 @@ mod test {
 
     #[test]
     fn test_sort() {
-	assert_eq!(merge_sort(&[]), vec![]);
-	assert_eq!(merge_sort(&[5]), vec![5]);
-	assert_eq!(merge_sort(&[1,2,3]), vec![1,2,3]);
-	assert_eq!(merge_sort(&[47,42,5,1]), vec![1,5,42,47]);
-	assert_eq!(merge_sort(&[6,47,42,5,1,123]), vec![1,5,6,42,47,123]);
+        assert_eq!(merge_sort(&[]), vec![]);
+        assert_eq!(merge_sort(&[5]), vec![5]);
+        assert_eq!(merge_sort(&[1, 2, 3]), vec![1, 2, 3]);
+        assert_eq!(merge_sort(&[47, 42, 5, 1]), vec![1, 5, 42, 47]);
+        assert_eq!(
+            merge_sort(&[6, 47, 42, 5, 1, 123]),
+            vec![1, 5, 6, 42, 47, 123]
+        );
     }
 }