Auto merge of #56244 - oli-obk:loud_ui_errors, r=nikomatsakis

Report failing tests without `//~ ERROR` comments

r? @nikomatsakis

Author: bors

src/test/rustdoc-ui/doc-without-codeblock.rs

@@ -1,3 +1,4 @@
+//~ ERROR Missing code example in this documentation
 // Copyright 2018 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
@@ -11,10 +12,13 @@
 #![deny(missing_doc_code_examples)]
 
 /// Some docs.
+//~^ ERROR Missing code example in this documentation
 pub struct Foo;
 
 /// And then, the princess died.
+//~^ ERROR Missing code example in this documentation
 pub mod foo {
     /// Or maybe not because she saved herself!
+    //~^ ERROR Missing code example in this documentation
     pub fn bar() {}
 }

src/test/rustdoc-ui/doc-without-codeblock.stderr

@@ -1,25 +1,25 @@
 error: Missing code example in this documentation
    |
 note: lint level defined here
-  --> $DIR/doc-without-codeblock.rs:11:9
+  --> $DIR/doc-without-codeblock.rs:12:9
    |
 LL | #![deny(missing_doc_code_examples)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: Missing code example in this documentation
-  --> $DIR/doc-without-codeblock.rs:13:1
+  --> $DIR/doc-without-codeblock.rs:14:1
    |
 LL | /// Some docs.
    | ^^^^^^^^^^^^^^
 
 error: Missing code example in this documentation
-  --> $DIR/doc-without-codeblock.rs:16:1
+  --> $DIR/doc-without-codeblock.rs:18:1
    |
 LL | /// And then, the princess died.
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: Missing code example in this documentation
-  --> $DIR/doc-without-codeblock.rs:18:5
+  --> $DIR/doc-without-codeblock.rs:21:5
    |
 LL |     /// Or maybe not because she saved herself!
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/rustdoc-ui/intra-link-span-ice-55723.rs

@@ -17,8 +17,9 @@
 // https://github.com/rust-lang/rust/issues/55723
 
 /// ## For example:
-///  
+///
 /// （arr[i]）
+//~^ ERROR `[i]` cannot be resolved, ignoring it...
 pub fn test_ice() {
     unimplemented!();
 }

src/test/rustdoc-ui/private-item-doc-test.rs

@@ -16,5 +16,6 @@ mod foo {
     /// ```
     /// assert!(false);
     /// ```
+    //~^^^^^ ERROR Documentation test in private item
     fn bar() {}
 }

src/test/ui/associated-types/associated-types-overridden-binding-2.rs

@@ -14,4 +14,5 @@ trait I32Iterator = Iterator<Item = i32>;
 
 fn main() {
     let _: &I32Iterator<Item = u32> = &vec![42].into_iter();
+    //~^ ERROR type mismatch
 }

src/test/ui/associated-types/associated-types-overridden-binding.rs

@@ -11,7 +11,7 @@
 #![feature(trait_alias)]
 
 trait Foo: Iterator<Item = i32> {}
-trait Bar: Foo<Item = u32> {}
+trait Bar: Foo<Item = u32> {} //~ ERROR type annotations required
 
 trait I32Iterator = Iterator<Item = i32>;
 trait U32Iterator = I32Iterator<Item = u32>;

src/test/ui/associated-types/associated-types-overridden-binding.stderr

@@ -1,7 +1,7 @@
 error[E0284]: type annotations required: cannot resolve `<Self as std::iter::Iterator>::Item == i32`
   --> $DIR/associated-types-overridden-binding.rs:14:1
    |
-LL | trait Bar: Foo<Item = u32> {}
+LL | trait Bar: Foo<Item = u32> {} //~ ERROR type annotations required
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
 note: required by `Foo`

src/test/ui/await-keyword/2015-edition-warning.fixed

@@ -5,11 +5,23 @@
 
 mod outer_mod {
     pub mod r#await {
+//~^ ERROR `await` is a keyword
+//~| WARN was previously accepted
         pub struct r#await;
+//~^ ERROR `await` is a keyword
+//~| WARN was previously accepted
     }
 }
 use outer_mod::r#await::r#await;
+//~^ ERROR `await` is a keyword
+//~| ERROR `await` is a keyword
+//~| WARN was previously accepted
+//~| WARN was previously accepted
 
 fn main() {
     match r#await { r#await => {} }
+//~^ ERROR `await` is a keyword
+//~| ERROR `await` is a keyword
+//~| WARN was previously accepted
+//~| WARN was previously accepted
 }

src/test/ui/await-keyword/2015-edition-warning.rs

@@ -5,11 +5,23 @@
 
 mod outer_mod {
     pub mod await {
+//~^ ERROR `await` is a keyword
+//~| WARN was previously accepted
         pub struct await;
+//~^ ERROR `await` is a keyword
+//~| WARN was previously accepted
     }
 }
 use outer_mod::await::await;
+//~^ ERROR `await` is a keyword
+//~| ERROR `await` is a keyword
+//~| WARN was previously accepted
+//~| WARN was previously accepted
 
 fn main() {
     match await { await => {} }
+//~^ ERROR `await` is a keyword
+//~| ERROR `await` is a keyword
+//~| WARN was previously accepted
+//~| WARN was previously accepted
 }

src/test/ui/await-keyword/2015-edition-warning.stderr

@@ -13,7 +13,7 @@ LL | #![deny(keyword_idents)]
    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
 
 error: `await` is a keyword in the 2018 edition
-  --> $DIR/2015-edition-warning.rs:8:20
+  --> $DIR/2015-edition-warning.rs:10:20
    |
 LL |         pub struct await;
    |                    ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
@@ -22,7 +22,7 @@ LL |         pub struct await;
    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
 
 error: `await` is a keyword in the 2018 edition
-  --> $DIR/2015-edition-warning.rs:11:16
+  --> $DIR/2015-edition-warning.rs:15:16
    |
 LL | use outer_mod::await::await;
    |                ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
@@ -31,7 +31,7 @@ LL | use outer_mod::await::await;
    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
 
 error: `await` is a keyword in the 2018 edition
-  --> $DIR/2015-edition-warning.rs:11:23
+  --> $DIR/2015-edition-warning.rs:15:23
    |
 LL | use outer_mod::await::await;
    |                       ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
@@ -40,7 +40,7 @@ LL | use outer_mod::await::await;
    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
 
 error: `await` is a keyword in the 2018 edition
-  --> $DIR/2015-edition-warning.rs:14:11
+  --> $DIR/2015-edition-warning.rs:22:11
    |
 LL |     match await { await => {} }
    |           ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
@@ -49,7 +49,7 @@ LL |     match await { await => {} }
    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
 
 error: `await` is a keyword in the 2018 edition
-  --> $DIR/2015-edition-warning.rs:14:19
+  --> $DIR/2015-edition-warning.rs:22:19
    |
 LL |     match await { await => {} }
    |                   ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`

src/test/ui/await-keyword/2018-edition-error.rs

@@ -2,12 +2,14 @@
 #![allow(non_camel_case_types)]
 
 mod outer_mod {
-    pub mod await {
-        pub struct await;
+    pub mod await { //~ ERROR `await` is a keyword
+        pub struct await; //~ ERROR `await` is a keyword
     }
 }
-use self::outer_mod::await::await;
+use self::outer_mod::await::await; //~ ERROR `await` is a keyword
+    //~^ ERROR `await` is a keyword
 
 fn main() {
-    match await { await => () }
+    match await { await => () } //~ ERROR `await` is a keyword
+    //~^ ERROR `await` is a keyword
 }

src/test/ui/await-keyword/2018-edition-error.stderr

@@ -1,37 +1,37 @@
 error[E0721]: `await` is a keyword in the 2018 edition
   --> $DIR/2018-edition-error.rs:5:13
    |
-LL |     pub mod await {
+LL |     pub mod await { //~ ERROR `await` is a keyword
    |             ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
 
 error[E0721]: `await` is a keyword in the 2018 edition
   --> $DIR/2018-edition-error.rs:6:20
    |
-LL |         pub struct await;
+LL |         pub struct await; //~ ERROR `await` is a keyword
    |                    ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
 
 error[E0721]: `await` is a keyword in the 2018 edition
   --> $DIR/2018-edition-error.rs:9:22
    |
-LL | use self::outer_mod::await::await;
+LL | use self::outer_mod::await::await; //~ ERROR `await` is a keyword
    |                      ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
 
 error[E0721]: `await` is a keyword in the 2018 edition
   --> $DIR/2018-edition-error.rs:9:29
    |
-LL | use self::outer_mod::await::await;
+LL | use self::outer_mod::await::await; //~ ERROR `await` is a keyword
    |                             ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
 
 error[E0721]: `await` is a keyword in the 2018 edition
-  --> $DIR/2018-edition-error.rs:12:11
+  --> $DIR/2018-edition-error.rs:13:11
    |
-LL |     match await { await => () }
+LL |     match await { await => () } //~ ERROR `await` is a keyword
    |           ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
 
 error[E0721]: `await` is a keyword in the 2018 edition
-  --> $DIR/2018-edition-error.rs:12:19
+  --> $DIR/2018-edition-error.rs:13:19
    |
-LL |     match await { await => () }
+LL |     match await { await => () } //~ ERROR `await` is a keyword
    |                   ^^^^^ help: you can use a raw identifier to stay compatible: `r#await`
 
 error: aborting due to 6 previous errors

src/test/ui/await-keyword/post_expansion_error.rs

@@ -6,4 +6,5 @@ macro_rules! r#await {
 
 fn main() {
     await!()
+    //~^ ERROR `await` is a keyword
 }

src/test/ui/borrowck/issue-54499-field-mutation-of-moved-out-with-mut.ast.stderr

@@ -1,5 +1,5 @@
 error[E0382]: use of moved value: `t.0`
-  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:25:31
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:26:31
    |
 LL |         drop(t);
    |              - value moved here
@@ -10,7 +10,7 @@ LL |         println!("{:?} {:?}", t.0, t.1);
    = note: move occurs because `t` has type `(S, i32)`, which does not implement the `Copy` trait
 
 error[E0382]: use of moved value: `t.1`
-  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:25:36
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:26:36
    |
 LL |         drop(t);
    |              - value moved here
@@ -21,7 +21,7 @@ LL |         println!("{:?} {:?}", t.0, t.1);
    = note: move occurs because `t` has type `(S, i32)`, which does not implement the `Copy` trait
 
 error[E0382]: use of moved value: `u.0`
-  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:33:31
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:37:31
    |
 LL |         drop(u);
    |              - value moved here
@@ -32,7 +32,7 @@ LL |         println!("{:?} {:?}", u.0, u.1);
    = note: move occurs because `u` has type `Tpair`, which does not implement the `Copy` trait
 
 error[E0382]: use of moved value: `u.1`
-  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:33:36
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:37:36
    |
 LL |         drop(u);
    |              - value moved here
@@ -43,7 +43,7 @@ LL |         println!("{:?} {:?}", u.0, u.1);
    = note: move occurs because `u` has type `Tpair`, which does not implement the `Copy` trait
 
 error[E0382]: use of moved value: `v.x`
-  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:41:31
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:48:31
    |
 LL |         drop(v);
    |              - value moved here
@@ -54,7 +54,7 @@ LL |         println!("{:?} {:?}", v.x, v.y);
    = note: move occurs because `v` has type `Spair`, which does not implement the `Copy` trait
 
 error[E0382]: use of moved value: `v.y`
-  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:41:36
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:48:36
    |
 LL |         drop(v);
    |              - value moved here

src/test/ui/borrowck/issue-54499-field-mutation-of-moved-out-with-mut.nll.stderr

@@ -9,7 +9,7 @@ LL |         t.0 = S(1);
    = note: move occurs because `t` has type `(S, i32)`, which does not implement the `Copy` trait
 
 error[E0382]: assign to part of moved value: `u`
-  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:31:9
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:34:9
    |
 LL |         drop(u);
    |              - value moved here
@@ -19,7 +19,7 @@ LL |         u.0 = S(1);
    = note: move occurs because `u` has type `Tpair`, which does not implement the `Copy` trait
 
 error[E0382]: assign to part of moved value: `v`
-  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:39:9
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:45:9
    |
 LL |         drop(v);
    |              - value moved here

src/test/ui/borrowck/issue-54499-field-mutation-of-moved-out-with-mut.rs

@@ -21,23 +21,32 @@ fn main() {
         let mut t: Tuple = (S(0), 0);
         drop(t);
         t.0 = S(1);
+        //[nll]~^ ERROR assign to part of moved value
         t.1 = 2;
         println!("{:?} {:?}", t.0, t.1);
+        //[ast]~^ ERROR use of moved value
+        //[ast]~^^ ERROR use of moved value
     }
 
     {
         let mut u: Tpair = Tpair(S(0), 0);
         drop(u);
         u.0 = S(1);
+        //[nll]~^ ERROR assign to part of moved value
         u.1 = 2;
         println!("{:?} {:?}", u.0, u.1);
+        //[ast]~^ ERROR use of moved value
+        //[ast]~^^ ERROR use of moved value
     }
 
     {
         let mut v: Spair = Spair { x: S(0), y: 0 };
         drop(v);
         v.x = S(1);
+        //[nll]~^ ERROR assign to part of moved value
         v.y = 2;
         println!("{:?} {:?}", v.x, v.y);
+        //[ast]~^ ERROR use of moved value
+        //[ast]~^^ ERROR use of moved value
     }
 }

src/test/ui/borrowck/issue-54597-reject-move-out-of-borrow-via-pat.rs

@@ -13,7 +13,7 @@ impl Value {
 fn foo(val: Value) {
     let _reviewers_original: Vec<Value> = match val.as_array() {
         Some(array) => {
-            *array
+            *array //~ ERROR cannot move out of borrowed content
         }
         None => vec![]
     };

src/test/ui/borrowck/issue-54597-reject-move-out-of-borrow-via-pat.stderr

@@ -1,7 +1,7 @@
 error[E0507]: cannot move out of borrowed content
   --> $DIR/issue-54597-reject-move-out-of-borrow-via-pat.rs:16:13
    |
-LL |             *array
+LL |             *array //~ ERROR cannot move out of borrowed content
    |             ^^^^^^
    |             |
    |             cannot move out of borrowed content