Vendor things

third-party/vendor/arrayref/examples/array_refs.rs

@@ -0,0 +1,13 @@
+#[macro_use]
+extern crate arrayref;
+
+fn main() {
+    let x = [0,1,2,3,4,5,6,7,8,9];
+    let (a,b,c) = array_refs!(&x, 2, 3, 5);
+    assert_eq!(2, a.len());
+    assert_eq!(3, b.len());
+    assert_eq!(5, c.len());
+    assert_eq!(*a, [0,1]);
+    assert_eq!(*b, [2,3,4]);
+    assert_eq!(*c, [5,6,7,8,9]);
+}

third-party/vendor/arrayref/examples/array_refs_with_const.rs

@@ -0,0 +1,18 @@
+#[macro_use]
+extern crate arrayref;
+
+const SIZE: usize = 10;
+const SIZE_A: usize = 2;
+const SIZE_B: usize = 3;
+const SIZE_C: usize = 5;
+
+fn main() {
+    let x: [u8; SIZE] = [0,1,2,3,4,5,6,7,8,9];
+    let (a,b,c) = array_refs!(&x, SIZE_A, SIZE_B, SIZE_C);
+    assert_eq!(SIZE_A, a.len());
+    assert_eq!(SIZE_B, b.len());
+    assert_eq!(SIZE_C, c.len());
+    assert_eq!(*a, [0,1]);
+    assert_eq!(*b, [2,3,4]);
+    assert_eq!(*c, [5,6,7,8,9]);
+}

third-party/vendor/arrayref/examples/simple-case.rs

@@ -0,0 +1,15 @@
+#[macro_use]
+extern crate arrayref;
+
+fn add_three(a: &[u8; 3]) -> u8 {
+    a[0] + a[1] + a[2]
+}
+
+fn main() {
+    let mut x = [0u8; 30];
+    x[20] = 1;
+    x[21] = 4;
+    x[24] = 3;
+    x[0] = add_three(array_mut_ref![x,20,3]);
+    assert_eq!(x[0], 8);
+}