Improve 'mut ' diagnostic.

2019-08-27 23:44:44 +02:00
parent dbbe3363c9
commit 42e895d4d9
7 changed files with 82 additions and 37 deletions
--- a/src/test/ui/parser/mut-patterns.rs
+++ b/src/test/ui/parser/mut-patterns.rs
@@ -6,6 +6,9 @@
 #![allow(warnings)]

 pub fn main() {
+    let mut _ = 0; //~ ERROR `mut` must be followed by a named binding
+    let mut (_, _) = (0, 0); //~ ERROR `mut` must be followed by a named binding
+
    let mut mut x = 0;
    //~^ ERROR `mut` on a binding may not be repeated
    //~| remove the additional `mut`s