error: unexpected end of input, expected string literal
  --> tests/ui-fail-nightly/database-syntax.rs:27:1
   |
27 | #[database]
   | ^^^^^^^^^^^
   |
   = note: this error originates in the attribute macro `database` (in Nightly builds, run with -Z macro-backtrace for more info)

error: expected string literal
  --> tests/ui-fail-nightly/database-syntax.rs:30:12
   |
30 | #[database(1)]
   |            ^

error: expected string literal
  --> tests/ui-fail-nightly/database-syntax.rs:33:12
   |
33 | #[database(123)]
   |            ^^^

error: unexpected token
  --> tests/ui-fail-nightly/database-syntax.rs:36:20
   |
36 | #[database("hello" "hi")]
   |                    ^^^^

error: `database` attribute can only be used on structs
  --> tests/ui-fail-nightly/database-syntax.rs:40:1
   |
40 | enum Foo {  }
   | ^^^^^^^^^^^^^

error: `database` attribute can only be applied to structs with exactly one unnamed field
  --> tests/ui-fail-nightly/database-syntax.rs:43:11
   |
43 | struct Bar(Connection, Connection);
   |           ^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: example: `struct MyDatabase(diesel::SqliteConnection);`

error: `database` attribute can only be used on structs
  --> tests/ui-fail-nightly/database-syntax.rs:46:1
   |
46 | union Baz {  }
   | ^^^^^^^^^^^^^^

error: `database` attribute cannot be applied to structs with generics
  --> tests/ui-fail-nightly/database-syntax.rs:49:9
   |
49 | struct E<'r>(&'r str);
   |         ^^^^

error: `database` attribute cannot be applied to structs with generics
  --> tests/ui-fail-nightly/database-syntax.rs:52:9
   |
52 | struct F<T>(T);
   |         ^^^