AST/HIR: Merge field access expressions for named and numeric fields

src/test/ui/error-codes/E0609.stderr

@@ -7,10 +7,10 @@ LL |     let _ = x.foo; //~ ERROR E0609
    = note: available fields are: `x`
 
 error[E0609]: no field `1` on type `Bar`
-  --> $DIR/E0609.rs:21:5
+  --> $DIR/E0609.rs:21:7
    |
 LL |     y.1; //~ ERROR E0609
-   |     ^^^
+   |       ^ unknown field
 
 error: aborting due to 2 previous errors
 

src/test/ui/error-codes/E0611.stderr

@@ -1,9 +0,0 @@
-error[E0611]: field `0` of tuple-struct `a::Foo` is private
-  --> $DIR/E0611.rs:21:4
-   |
-LL |    y.0; //~ ERROR E0611
-   |    ^^^
-
-error: aborting due to previous error
-
-For more information about this error, try `rustc --explain E0611`.

src/test/ui/error-codes/E0612.stderr

@@ -1,9 +0,0 @@
-error[E0612]: attempted out-of-bounds tuple index `1` on type `Foo`
-  --> $DIR/E0612.rs:15:4
-   |
-LL |    y.1; //~ ERROR E0612
-   |    ^^^
-
-error: aborting due to previous error
-
-For more information about this error, try `rustc --explain E0612`.

src/test/ui/error-codes/ex-E0611.rs

@@ -18,5 +18,5 @@ mod a {
 
 fn main() {
    let y = a::Foo::new();
-   y.0; //~ ERROR E0611
+   y.0; //~ ERROR field `0` of struct `a::Foo` is private
 }

src/test/ui/error-codes/ex-E0611.stderr

@@ -0,0 +1,9 @@
+error[E0616]: field `0` of struct `a::Foo` is private
+  --> $DIR/ex-E0611.rs:21:4
+   |
+LL |    y.0; //~ ERROR field `0` of struct `a::Foo` is private
+   |    ^^^
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0616`.

src/test/ui/error-codes/ex-E0612.rs

@@ -12,5 +12,5 @@ struct Foo(u32);
 
 fn main() {
    let y = Foo(0);
-   y.1; //~ ERROR E0612
+   y.1; //~ ERROR no field `1` on type `Foo`
 }

src/test/ui/error-codes/ex-E0612.stderr

@@ -0,0 +1,9 @@
+error[E0609]: no field `1` on type `Foo`
+  --> $DIR/ex-E0612.rs:15:6
+   |
+LL |    y.1; //~ ERROR no field `1` on type `Foo`
+   |      ^ did you mean `0`?
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0609`.