docs auto-ref-slice-plus-ref

Author: Kivooeo

tests/ui/methods/no-auto-borrow-vec-to-slice.rs

@@ -1,8 +1,6 @@
-fn main() {
-
-    // Testing that method lookup does not automatically borrow
-    // vectors to slices then automatically create a self reference.
+//! Tests that method resolution does not automatically borrow `Vec` to a slice or add extra references.
 
+fn main() {
     let mut a = vec![0];
     a.test_mut(); //~ ERROR no method named `test_mut` found
     a.test(); //~ ERROR no method named `test` found