Report error for each invalid nested attribute

This commit is contained in:
Camelid 2021-03-11 15:41:51 -08:00
parent 7189c05bf8
commit 7e972a39b8
3 changed files with 21 additions and 7 deletions

View File

@ -531,6 +531,8 @@ impl CheckAttrVisitor<'tcx> {
}
fn check_doc_attrs(&self, attr: &Attribute, hir_id: HirId, target: Target) -> bool {
let mut is_valid = true;
if let Some(list) = attr.meta().and_then(|mi| mi.meta_item_list().map(|l| l.to_vec())) {
for meta in list {
if let Some(i_meta) = meta.meta_item() {
@ -539,14 +541,14 @@ impl CheckAttrVisitor<'tcx> {
if !self.check_attr_crate_level(&meta, hir_id, "alias")
|| !self.check_doc_alias(&meta, hir_id, target) =>
{
return false;
is_valid = false
}
sym::keyword
if !self.check_attr_crate_level(&meta, hir_id, "keyword")
|| !self.check_doc_keyword(&meta, hir_id) =>
{
return false;
is_valid = false
}
sym::test if CRATE_HIR_ID != hir_id => {
@ -562,7 +564,7 @@ impl CheckAttrVisitor<'tcx> {
.emit();
},
);
return false;
is_valid = false;
}
// no_default_passes: deprecated
@ -602,7 +604,7 @@ impl CheckAttrVisitor<'tcx> {
.emit();
},
);
return false;
is_valid = false;
}
}
} else {
@ -614,11 +616,12 @@ impl CheckAttrVisitor<'tcx> {
lint.build(&format!("unknown `doc` attribute")).emit();
},
);
return false;
is_valid = false;
}
}
}
true
is_valid
}
/// Checks if `#[cold]` is applied to a non-function. Returns `true` if valid.

View File

@ -15,4 +15,6 @@ pub fn foo() {}
#[doc("hello", "bar")]
//~^ ERROR unknown `doc` attribute
//~| WARN
//~| ERROR unknown `doc` attribute
//~| WARN
fn bar() {}

View File

@ -31,6 +31,15 @@ LL | #[doc("hello", "bar")]
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
error: unknown `doc` attribute
--> $DIR/doc-attr.rs:15:16
|
LL | #[doc("hello", "bar")]
| ^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
error: unknown `doc` attribute `as_ptr`
--> $DIR/doc-attr.rs:3:8
|
@ -40,5 +49,5 @@ LL | #![doc(as_ptr)]
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
error: aborting due to 4 previous errors
error: aborting due to 5 previous errors