Much more flow control destructuring in RBE

rustbyexample/flow_control.d/match.d/destructuring.d/destructure_slice.rs

@@ -0,0 +1,27 @@
+fn main() {
+    let array = [1, -2, 6];
+
+    match array {
+        [0, second, third] => println!("array[0] = 0, array[1] = {}, array[2] = {}", second, third),
+
+        [1, _, third] => println!(
+            "array[0] = 1, array[2] = {} and array[1] was ignored",
+            third
+        ),
+
+        [-1, second, ..] => println!(
+            "array[0] = -1, array[1] = {} and all the other ones were ignored",
+            second
+        ),
+
+        [3, second, tail @ ..] => println!(
+            "array[0] = 3, array[1] = {} and the other elements were {:?}",
+            second, tail
+        ),
+
+        [first, middle @ .., last] => println!(
+            "array[0] = {}, middle = {:?}, array[2] = {}",
+            first, middle, last
+        ),
+    }
+}