// the trait `Trait`) must be specified
```
-Please verify you specified all associated types of the trait or that you
+Please verify you specified all associated types of the trait and that you
used the right trait. Example:
```
// `Trait`
```
-Please verify you used the good trait or you didn't mispelled the
+Please verify you used the right trait or you didn't misspell the
associated type name. Example:
```
```
"##,
+E0232: r##"
+The attribute must have a value. Erroneous code example:
+
+```
+#[rustc_on_unimplemented] // error: this attribute must have a value
+trait Bar {}
+```
+
+Please supply the missing value of the attribute. Example:
+
+```
+#[rustc_on_unimplemented = "foo"] // ok!
+trait Bar {}
+```
+"##,
+
E0243: r##"
This error indicates that not enough type parameters were found in a type or
trait.
E0229, // associated type bindings are not allowed here
E0230, // there is no type parameter on trait
E0231, // only named substitution parameters are allowed
- E0232, // this attribute must have a value
E0233,
E0234,
E0235, // structure constructor specifies a structure of type but