diff --git a/src/librustc_ast/attr/mod.rs b/src/librustc_ast/attr/mod.rs index 9d4b6dbed9870..809fda865422a 100644 --- a/src/librustc_ast/attr/mod.rs +++ b/src/librustc_ast/attr/mod.rs @@ -100,8 +100,8 @@ impl NestedMetaItem { } /// Returns `true` if this list item is a MetaItem with a name of `name`. - pub fn check_name(&self, name: Symbol) -> bool { - self.meta_item().map_or(false, |meta_item| meta_item.check_name(name)) + pub fn has_name(&self, name: Symbol) -> bool { + self.meta_item().map_or(false, |meta_item| meta_item.has_name(name)) } /// For a single-segment meta item, returns its name; otherwise, returns `None`. @@ -173,8 +173,13 @@ impl Attribute { } } - /// Returns `true` if the attribute's path matches the argument. If it matches, then the - /// attribute is marked as used. + /// Returns `true` if the attribute's path matches the argument. + /// If it matches, then the attribute is marked as used. + /// Should only be used by rustc, other tools can use `has_name` instead, + /// because only rustc is supposed to report the `unused_attributes` lint. + /// `MetaItem` and `NestedMetaItem` are produced by "lowering" an `Attribute` + /// and don't have identity, so they only has the `has_name` method, + /// and you need to mark the original `Attribute` as used when necessary. pub fn check_name(&self, name: Symbol) -> bool { let matches = self.has_name(name); if matches { @@ -278,7 +283,7 @@ impl MetaItem { } } - pub fn check_name(&self, name: Symbol) -> bool { + pub fn has_name(&self, name: Symbol) -> bool { self.path == name } @@ -405,7 +410,7 @@ pub fn mk_doc_comment(style: AttrStyle, comment: Symbol, span: Span) -> Attribut } pub fn list_contains_name(items: &[NestedMetaItem], name: Symbol) -> bool { - items.iter().any(|item| item.check_name(name)) + items.iter().any(|item| item.has_name(name)) } pub fn contains_name(attrs: &[Attribute], name: Symbol) -> bool { diff --git a/src/librustc_ast_passes/feature_gate.rs b/src/librustc_ast_passes/feature_gate.rs index 2fe208c3ce68c..22eaca4f071e2 100644 --- a/src/librustc_ast_passes/feature_gate.rs +++ b/src/librustc_ast_passes/feature_gate.rs @@ -243,7 +243,7 @@ impl<'a> Visitor<'a> for PostExpansionVisitor<'a> { if attr.check_name(sym::doc) { for nested_meta in attr.meta_item_list().unwrap_or_default() { macro_rules! gate_doc { ($($name:ident => $feature:ident)*) => { - $(if nested_meta.check_name(sym::$name) { + $(if nested_meta.has_name(sym::$name) { let msg = concat!("`#[doc(", stringify!($name), ")]` is experimental"); gate_feature_post!(self, $feature, attr.span, msg); })* @@ -314,7 +314,7 @@ impl<'a> Visitor<'a> for PostExpansionVisitor<'a> { ast::ItemKind::Struct(..) => { for attr in attr::filter_by_name(&i.attrs[..], sym::repr) { for item in attr.meta_item_list().unwrap_or_else(Vec::new) { - if item.check_name(sym::simd) { + if item.has_name(sym::simd) { gate_feature_post!( &self, repr_simd, diff --git a/src/librustc_attr/builtin.rs b/src/librustc_attr/builtin.rs index 1e088b52dcc35..983202aafabd5 100644 --- a/src/librustc_attr/builtin.rs +++ b/src/librustc_attr/builtin.rs @@ -92,9 +92,9 @@ pub fn find_unwind_attr(diagnostic: Option<&Handler>, attrs: &[Attribute]) -> Op if let Some(meta) = attr.meta() { if let MetaItemKind::List(items) = meta.kind { if items.len() == 1 { - if items[0].check_name(sym::allowed) { + if items[0].has_name(sym::allowed) { return Some(UnwindAttr::Allowed); - } else if items[0].check_name(sym::aborts) { + } else if items[0].has_name(sym::aborts) { return Some(UnwindAttr::Aborts); } } @@ -168,7 +168,7 @@ pub fn contains_feature_attr(attrs: &[Attribute], feature_name: Symbol) -> bool item.check_name(sym::feature) && item .meta_item_list() - .map(|list| list.iter().any(|mi| mi.is_word() && mi.check_name(feature_name))) + .map(|list| list.iter().any(|mi| mi.is_word() && mi.has_name(feature_name))) .unwrap_or(false) }) } @@ -505,7 +505,7 @@ pub fn cfg_matches(cfg: &ast::MetaItem, sess: &ParseSess, features: Option<&Feat } fn try_gate_cfg(cfg: &ast::MetaItem, sess: &ParseSess, features: Option<&Features>) { - let gate = find_gated_cfg(|sym| cfg.check_name(sym)); + let gate = find_gated_cfg(|sym| cfg.has_name(sym)); if let (Some(feats), Some(gated_cfg)) = (features, gate) { gate_cfg(&gated_cfg, cfg.span, sess, feats); } @@ -898,7 +898,7 @@ pub fn find_repr_attrs(sess: &ParseSess, attr: &Attribute) -> Vec<ReprAttr> { } } else { if let Some(meta_item) = item.meta_item() { - if meta_item.check_name(sym::align) { + if meta_item.has_name(sym::align) { if let MetaItemKind::NameValue(ref value) = meta_item.kind { recognised = true; let mut err = struct_span_err!( diff --git a/src/librustc_builtin_macros/proc_macro_harness.rs b/src/librustc_builtin_macros/proc_macro_harness.rs index f044ce41e879e..763bdca35ebe6 100644 --- a/src/librustc_builtin_macros/proc_macro_harness.rs +++ b/src/librustc_builtin_macros/proc_macro_harness.rs @@ -143,7 +143,7 @@ impl<'a> CollectProcMacros<'a> { let attributes_attr = list.get(1); let proc_attrs: Vec<_> = if let Some(attr) = attributes_attr { - if !attr.check_name(sym::attributes) { + if !attr.has_name(sym::attributes) { self.handler.span_err(attr.span(), "second argument must be `attributes`") } attr.meta_item_list() diff --git a/src/librustc_builtin_macros/test.rs b/src/librustc_builtin_macros/test.rs index 460f947a792af..29095034ba9f1 100644 --- a/src/librustc_builtin_macros/test.rs +++ b/src/librustc_builtin_macros/test.rs @@ -336,7 +336,7 @@ fn should_panic(cx: &ExtCtxt<'_>, i: &ast::Item) -> ShouldPanic { Some(list) => { let msg = list .iter() - .find(|mi| mi.check_name(sym::expected)) + .find(|mi| mi.has_name(sym::expected)) .and_then(|mi| mi.meta_item()) .and_then(|mi| mi.value_str()); if list.len() != 1 || msg.is_none() { diff --git a/src/librustc_expand/expand.rs b/src/librustc_expand/expand.rs index e4c0fcaa298d2..0cc340c205ac8 100644 --- a/src/librustc_expand/expand.rs +++ b/src/librustc_expand/expand.rs @@ -1644,14 +1644,14 @@ impl<'a, 'b> MutVisitor for InvocationCollector<'a, 'b> { } if let Some(list) = at.meta_item_list() { - if !list.iter().any(|it| it.check_name(sym::include)) { + if !list.iter().any(|it| it.has_name(sym::include)) { return noop_visit_attribute(at, self); } let mut items = vec![]; for mut it in list { - if !it.check_name(sym::include) { + if !it.has_name(sym::include) { items.push({ noop_visit_meta_list_item(&mut it, self); it diff --git a/src/librustc_incremental/assert_module_sources.rs b/src/librustc_incremental/assert_module_sources.rs index cd5da7a67685c..d451d9a22a48b 100644 --- a/src/librustc_incremental/assert_module_sources.rs +++ b/src/librustc_incremental/assert_module_sources.rs @@ -149,7 +149,7 @@ impl AssertModuleSource<'tcx> { fn field(&self, attr: &ast::Attribute, name: Symbol) -> Symbol { for item in attr.meta_item_list().unwrap_or_else(Vec::new) { - if item.check_name(name) { + if item.has_name(name) { if let Some(value) = item.value_str() { return value; } else { diff --git a/src/librustc_incremental/persist/dirty_clean.rs b/src/librustc_incremental/persist/dirty_clean.rs index d48810f1cf103..02f37f82352a9 100644 --- a/src/librustc_incremental/persist/dirty_clean.rs +++ b/src/librustc_incremental/persist/dirty_clean.rs @@ -231,7 +231,7 @@ impl DirtyCleanVisitor<'tcx> { fn labels(&self, attr: &Attribute) -> Option<Labels> { for item in attr.meta_item_list().unwrap_or_else(Vec::new) { - if item.check_name(LABEL) { + if item.has_name(LABEL) { let value = expect_associated_value(self.tcx, &item); return Some(self.resolve_labels(&item, value)); } @@ -242,7 +242,7 @@ impl DirtyCleanVisitor<'tcx> { /// `except=` attribute value fn except(&self, attr: &Attribute) -> Labels { for item in attr.meta_item_list().unwrap_or_else(Vec::new) { - if item.check_name(EXCEPT) { + if item.has_name(EXCEPT) { let value = expect_associated_value(self.tcx, &item); return self.resolve_labels(&item, value); } @@ -474,15 +474,15 @@ fn check_config(tcx: TyCtxt<'_>, attr: &Attribute) -> bool { debug!("check_config: config={:?}", config); let (mut cfg, mut except, mut label) = (None, false, false); for item in attr.meta_item_list().unwrap_or_else(Vec::new) { - if item.check_name(CFG) { + if item.has_name(CFG) { let value = expect_associated_value(tcx, &item); debug!("check_config: searching for cfg {:?}", value); cfg = Some(config.contains(&(value, None))); } - if item.check_name(LABEL) { + if item.has_name(LABEL) { label = true; } - if item.check_name(EXCEPT) { + if item.has_name(EXCEPT) { except = true; } } diff --git a/src/librustc_lint/builtin.rs b/src/librustc_lint/builtin.rs index e32c8fbee6852..6515708e115a5 100644 --- a/src/librustc_lint/builtin.rs +++ b/src/librustc_lint/builtin.rs @@ -330,7 +330,7 @@ fn has_doc(attr: &ast::Attribute) -> bool { if let Some(list) = attr.meta_item_list() { for meta in list { - if meta.check_name(sym::include) || meta.check_name(sym::hidden) { + if meta.has_name(sym::include) || meta.has_name(sym::hidden) { return true; } } diff --git a/src/librustc_metadata/native_libs.rs b/src/librustc_metadata/native_libs.rs index fc4235a3eda09..d01c598d059c0 100644 --- a/src/librustc_metadata/native_libs.rs +++ b/src/librustc_metadata/native_libs.rs @@ -58,7 +58,7 @@ impl ItemLikeVisitor<'tcx> for Collector<'tcx> { let mut kind_specified = false; for item in items.iter() { - if item.check_name(sym::kind) { + if item.has_name(sym::kind) { kind_specified = true; let kind = match item.value_str() { Some(name) => name, @@ -84,9 +84,9 @@ impl ItemLikeVisitor<'tcx> for Collector<'tcx> { NativeLibKind::Unspecified } }; - } else if item.check_name(sym::name) { + } else if item.has_name(sym::name) { lib.name = item.value_str(); - } else if item.check_name(sym::cfg) { + } else if item.has_name(sym::cfg) { let cfg = match item.meta_item_list() { Some(list) => list, None => continue, // skip like historical compilers @@ -98,7 +98,7 @@ impl ItemLikeVisitor<'tcx> for Collector<'tcx> { } else { self.tcx.sess.span_err(cfg[0].span(), "invalid argument for `cfg(..)`"); } - } else if item.check_name(sym::wasm_import_module) { + } else if item.has_name(sym::wasm_import_module) { match item.value_str() { Some(s) => lib.wasm_import_module = Some(s), None => { diff --git a/src/librustc_mir/dataflow/framework/engine.rs b/src/librustc_mir/dataflow/framework/engine.rs index 003c40f290b8d..2113d40a594eb 100644 --- a/src/librustc_mir/dataflow/framework/engine.rs +++ b/src/librustc_mir/dataflow/framework/engine.rs @@ -339,7 +339,7 @@ impl RustcMirAttrs { .flat_map(|attr| attr.meta_item_list().into_iter().flat_map(|v| v.into_iter())); for attr in rustc_mir_attrs { - let attr_result = if attr.check_name(sym::borrowck_graphviz_postflow) { + let attr_result = if attr.has_name(sym::borrowck_graphviz_postflow) { Self::set_field(&mut ret.basename_and_suffix, tcx, &attr, |s| { let path = PathBuf::from(s.to_string()); match path.file_name() { @@ -350,7 +350,7 @@ impl RustcMirAttrs { } } }) - } else if attr.check_name(sym::borrowck_graphviz_format) { + } else if attr.has_name(sym::borrowck_graphviz_format) { Self::set_field(&mut ret.formatter, tcx, &attr, |s| match s { sym::gen_kill | sym::two_phase => Ok(s), _ => { diff --git a/src/librustc_mir/dataflow/mod.rs b/src/librustc_mir/dataflow/mod.rs index ae1328dbd12c7..8a9edb23a10ef 100644 --- a/src/librustc_mir/dataflow/mod.rs +++ b/src/librustc_mir/dataflow/mod.rs @@ -34,7 +34,7 @@ pub(crate) fn has_rustc_mir_with(attrs: &[ast::Attribute], name: Symbol) -> Opti let items = attr.meta_item_list(); for item in items.iter().flat_map(|l| l.iter()) { match item.meta_item() { - Some(mi) if mi.check_name(name) => return Some(mi.clone()), + Some(mi) if mi.has_name(name) => return Some(mi.clone()), _ => continue, } } diff --git a/src/librustc_passes/check_attr.rs b/src/librustc_passes/check_attr.rs index 3e63a63d9d0f9..1ff47ee038d3b 100644 --- a/src/librustc_passes/check_attr.rs +++ b/src/librustc_passes/check_attr.rs @@ -222,7 +222,7 @@ impl CheckAttrVisitor<'tcx> { if let Some(mi) = attr.meta() { if let Some(list) = mi.meta_item_list() { for meta in list { - if meta.check_name(sym::alias) { + if meta.has_name(sym::alias) { if !meta.is_value_str() || meta .value_str() diff --git a/src/librustc_save_analysis/lib.rs b/src/librustc_save_analysis/lib.rs index 0751dbb027ae2..8e379a3510038 100644 --- a/src/librustc_save_analysis/lib.rs +++ b/src/librustc_save_analysis/lib.rs @@ -832,10 +832,10 @@ impl<'tcx> SaveContext<'tcx> { if let Some(meta_list) = attr.meta_item_list() { meta_list .into_iter() - .filter(|it| it.check_name(sym::include)) + .filter(|it| it.has_name(sym::include)) .filter_map(|it| it.meta_item_list().map(|l| l.to_owned())) .flat_map(|it| it) - .filter(|meta| meta.check_name(sym::contents)) + .filter(|meta| meta.has_name(sym::contents)) .filter_map(|meta| meta.value_str()) .for_each(|val| { result.push_str(&val.as_str()); diff --git a/src/librustc_trait_selection/traits/on_unimplemented.rs b/src/librustc_trait_selection/traits/on_unimplemented.rs index deb33708681fa..446d5a489df48 100644 --- a/src/librustc_trait_selection/traits/on_unimplemented.rs +++ b/src/librustc_trait_selection/traits/on_unimplemented.rs @@ -95,27 +95,27 @@ impl<'tcx> OnUnimplementedDirective { }; for item in item_iter { - if item.check_name(sym::message) && message.is_none() { + if item.has_name(sym::message) && message.is_none() { if let Some(message_) = item.value_str() { message = parse_value(message_)?; continue; } - } else if item.check_name(sym::label) && label.is_none() { + } else if item.has_name(sym::label) && label.is_none() { if let Some(label_) = item.value_str() { label = parse_value(label_)?; continue; } - } else if item.check_name(sym::note) && note.is_none() { + } else if item.has_name(sym::note) && note.is_none() { if let Some(note_) = item.value_str() { note = parse_value(note_)?; continue; } - } else if item.check_name(sym::enclosing_scope) && enclosing_scope.is_none() { + } else if item.has_name(sym::enclosing_scope) && enclosing_scope.is_none() { if let Some(enclosing_scope_) = item.value_str() { enclosing_scope = parse_value(enclosing_scope_)?; continue; } - } else if item.check_name(sym::on) + } else if item.has_name(sym::on) && is_root && message.is_none() && label.is_none() diff --git a/src/librustc_typeck/collect.rs b/src/librustc_typeck/collect.rs index 8715dacb324b0..97df065500a16 100644 --- a/src/librustc_typeck/collect.rs +++ b/src/librustc_typeck/collect.rs @@ -2231,7 +2231,7 @@ fn from_target_feature( let rust_features = tcx.features(); for item in list { // Only `enable = ...` is accepted in the meta-item list. - if !item.check_name(sym::enable) { + if !item.has_name(sym::enable) { bad_item(item.span()); continue; } @@ -2483,11 +2483,11 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, id: DefId) -> CodegenFnAttrs { no_sanitize_span = Some(attr.span); if let Some(list) = attr.meta_item_list() { for item in list.iter() { - if item.check_name(sym::address) { + if item.has_name(sym::address) { codegen_fn_attrs.no_sanitize |= SanitizerSet::ADDRESS; - } else if item.check_name(sym::memory) { + } else if item.has_name(sym::memory) { codegen_fn_attrs.no_sanitize |= SanitizerSet::MEMORY; - } else if item.check_name(sym::thread) { + } else if item.has_name(sym::thread) { codegen_fn_attrs.no_sanitize |= SanitizerSet::THREAD; } else { tcx.sess diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs index 5b048372624a4..2a090d6efa5fd 100644 --- a/src/librustdoc/clean/mod.rs +++ b/src/librustdoc/clean/mod.rs @@ -113,7 +113,7 @@ impl Clean<ExternalCrate> for CrateNum { let mut prim = None; for attr in attrs.lists(sym::doc) { if let Some(v) = attr.value_str() { - if attr.check_name(sym::primitive) { + if attr.has_name(sym::primitive) { prim = PrimitiveType::from_symbol(v); if prim.is_some() { break; @@ -168,7 +168,7 @@ impl Clean<ExternalCrate> for CrateNum { let mut keyword = None; for attr in attrs.lists(sym::doc) { if let Some(v) = attr.value_str() { - if attr.check_name(sym::keyword) { + if attr.has_name(sym::keyword) { if v.is_doc_keyword() { keyword = Some(v.to_string()); break; @@ -2157,7 +2157,7 @@ impl Clean<Vec<Item>> for doctree::ExternCrate<'_> { fn clean(&self, cx: &DocContext<'_>) -> Vec<Item> { let please_inline = self.vis.node.is_pub() && self.attrs.iter().any(|a| { - a.check_name(sym::doc) + a.has_name(sym::doc) && match a.meta_item_list() { Some(l) => attr::list_contains_name(&l, sym::inline), None => false, @@ -2197,7 +2197,7 @@ impl Clean<Vec<Item>> for doctree::Import<'_> { // Don't inline doc(hidden) imports so they can be stripped at a later stage. let mut denied = !self.vis.node.is_pub() || self.attrs.iter().any(|a| { - a.check_name(sym::doc) + a.has_name(sym::doc) && match a.meta_item_list() { Some(l) => { attr::list_contains_name(&l, sym::no_inline) diff --git a/src/librustdoc/clean/types.rs b/src/librustdoc/clean/types.rs index 89549eae2cb0e..1bea41b658532 100644 --- a/src/librustdoc/clean/types.rs +++ b/src/librustdoc/clean/types.rs @@ -210,7 +210,7 @@ impl Item { } pub fn is_non_exhaustive(&self) -> bool { - self.attrs.other_attrs.iter().any(|a| a.check_name(sym::non_exhaustive)) + self.attrs.other_attrs.iter().any(|a| a.has_name(sym::non_exhaustive)) } /// Returns a documentation-level item type from the item. @@ -309,7 +309,7 @@ impl<'a> Iterator for ListAttributesIter<'a> { for attr in &mut self.attrs { if let Some(list) = attr.meta_item_list() { - if attr.check_name(self.name) { + if attr.has_name(self.name) { self.current_list = list.into_iter(); if let Some(nested) = self.current_list.next() { return Some(nested); @@ -345,7 +345,7 @@ pub trait NestedAttributesExt { impl<I: IntoIterator<Item = ast::NestedMetaItem>> NestedAttributesExt for I { fn has_word(self, word: Symbol) -> bool { - self.into_iter().any(|attr| attr.is_word() && attr.check_name(word)) + self.into_iter().any(|attr| attr.is_word() && attr.has_name(word)) } } @@ -425,7 +425,7 @@ impl Attributes { if let ast::MetaItemKind::List(ref nmis) = mi.kind { if nmis.len() == 1 { if let MetaItem(ref cfg_mi) = nmis[0] { - if cfg_mi.check_name(sym::cfg) { + if cfg_mi.has_name(sym::cfg) { if let ast::MetaItemKind::List(ref cfg_nmis) = cfg_mi.kind { if cfg_nmis.len() == 1 { if let MetaItem(ref content_mi) = cfg_nmis[0] { @@ -447,7 +447,7 @@ impl Attributes { pub fn extract_include(mi: &ast::MetaItem) -> Option<(String, String)> { mi.meta_item_list().and_then(|list| { for meta in list { - if meta.check_name(sym::include) { + if meta.has_name(sym::include) { // the actual compiled `#[doc(include="filename")]` gets expanded to // `#[doc(include(file="filename", contents="file contents")]` so we need to // look for that instead @@ -456,11 +456,11 @@ impl Attributes { let mut contents: Option<String> = None; for it in list { - if it.check_name(sym::file) { + if it.has_name(sym::file) { if let Some(name) = it.value_str() { filename = Some(name.to_string()); } - } else if it.check_name(sym::contents) { + } else if it.has_name(sym::contents) { if let Some(docs) = it.value_str() { contents = Some(docs.to_string()); } @@ -482,12 +482,12 @@ impl Attributes { pub fn has_doc_flag(&self, flag: Symbol) -> bool { for attr in &self.other_attrs { - if !attr.check_name(sym::doc) { + if !attr.has_name(sym::doc) { continue; } if let Some(items) = attr.meta_item_list() { - if items.iter().filter_map(|i| i.meta_item()).any(|it| it.check_name(flag)) { + if items.iter().filter_map(|i| i.meta_item()).any(|it| it.has_name(flag)) { return true; } } @@ -521,7 +521,7 @@ impl Attributes { } None } else { - if attr.check_name(sym::doc) { + if attr.has_name(sym::doc) { if let Some(mi) = attr.meta() { if let Some(cfg_mi) = Attributes::extract_cfg(&mi) { // Extracted #[doc(cfg(...))] @@ -548,7 +548,7 @@ impl Attributes { // treat #[target_feature(enable = "feat")] attributes as if they were // #[doc(cfg(target_feature = "feat"))] attributes as well for attr in attrs.lists(sym::target_feature) { - if attr.check_name(sym::enable) { + if attr.has_name(sym::enable) { if let Some(feat) = attr.value_str() { let meta = attr::mk_name_value_item_str( Ident::with_dummy_span(sym::target_feature), @@ -648,7 +648,7 @@ impl Attributes { pub fn get_doc_aliases(&self) -> FxHashSet<String> { self.other_attrs .lists(sym::doc) - .filter(|a| a.check_name(sym::alias)) + .filter(|a| a.has_name(sym::alias)) .filter_map(|a| a.value_str().map(|s| s.to_string().replace("\"", ""))) .filter(|v| !v.is_empty()) .collect::<FxHashSet<_>>() diff --git a/src/librustdoc/html/render/cache.rs b/src/librustdoc/html/render/cache.rs index 378efa1a1bed7..5a9e9dda6771e 100644 --- a/src/librustdoc/html/render/cache.rs +++ b/src/librustdoc/html/render/cache.rs @@ -48,7 +48,7 @@ pub fn extern_location( // external crate e.attrs .lists(sym::doc) - .filter(|a| a.check_name(sym::html_root_url)) + .filter(|a| a.has_name(sym::html_root_url)) .filter_map(|a| a.value_str()) .map(|url| { let mut url = url.to_string(); diff --git a/src/librustdoc/test.rs b/src/librustdoc/test.rs index e8ea71997109a..ba1341e652c39 100644 --- a/src/librustdoc/test.rs +++ b/src/librustdoc/test.rs @@ -175,17 +175,17 @@ fn scrape_test_config(krate: &::rustc_hir::Crate<'_>) -> TestOptions { .item .attrs .iter() - .filter(|a| a.check_name(sym::doc)) + .filter(|a| a.has_name(sym::doc)) .flat_map(|a| a.meta_item_list().unwrap_or_else(Vec::new)) - .filter(|a| a.check_name(sym::test)) + .filter(|a| a.has_name(sym::test)) .collect(); let attrs = test_attrs.iter().flat_map(|a| a.meta_item_list().unwrap_or(&[])); for attr in attrs { - if attr.check_name(sym::no_crate_inject) { + if attr.has_name(sym::no_crate_inject) { opts.no_crate_inject = true; } - if attr.check_name(sym::attr) { + if attr.has_name(sym::attr) { if let Some(l) = attr.meta_item_list() { for item in l { opts.attrs.push(pprust::meta_list_item_to_string(item)); diff --git a/src/librustdoc/visit_ast.rs b/src/librustdoc/visit_ast.rs index 735446d235c2e..cf57ffd0b4b30 100644 --- a/src/librustdoc/visit_ast.rs +++ b/src/librustdoc/visit_ast.rs @@ -165,11 +165,11 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> { ) { debug!("visiting fn"); let macro_kind = item.attrs.iter().find_map(|a| { - if a.check_name(sym::proc_macro) { + if a.has_name(sym::proc_macro) { Some(MacroKind::Bang) - } else if a.check_name(sym::proc_macro_derive) { + } else if a.has_name(sym::proc_macro_derive) { Some(MacroKind::Derive) - } else if a.check_name(sym::proc_macro_attribute) { + } else if a.has_name(sym::proc_macro_attribute) { Some(MacroKind::Attr) } else { None @@ -189,7 +189,7 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> { let mut helpers = Vec::new(); for mi in item.attrs.lists(sym::proc_macro_derive) { - if !mi.check_name(sym::attributes) { + if !mi.has_name(sym::attributes) { continue; } @@ -419,8 +419,8 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> { // anything as it will probably be stripped anyway. if item.vis.node.is_pub() && self.inside_public_path { let please_inline = item.attrs.iter().any(|item| match item.meta_item_list() { - Some(ref list) if item.check_name(sym::doc) => { - list.iter().any(|i| i.check_name(sym::inline)) + Some(ref list) if item.has_name(sym::doc) => { + list.iter().any(|i| i.has_name(sym::inline)) } _ => false, }); diff --git a/src/tools/clippy/clippy_lints/src/attrs.rs b/src/tools/clippy/clippy_lints/src/attrs.rs index 27a7fa8862237..40af6bb3d7bcf 100644 --- a/src/tools/clippy/clippy_lints/src/attrs.rs +++ b/src/tools/clippy/clippy_lints/src/attrs.rs @@ -286,14 +286,14 @@ impl<'tcx> LateLintPass<'tcx> for Attributes { }, _ => {}, } - if items.is_empty() || !attr.check_name(sym!(deprecated)) { + if items.is_empty() || !attr.has_name(sym!(deprecated)) { return; } for item in items { if_chain! { if let NestedMetaItem::MetaItem(mi) = &item; if let MetaItemKind::NameValue(lit) = &mi.kind; - if mi.check_name(sym!(since)); + if mi.has_name(sym!(since)); then { check_semver(cx, item.span(), lit); } @@ -309,7 +309,7 @@ impl<'tcx> LateLintPass<'tcx> for Attributes { } match item.kind { ItemKind::ExternCrate(..) | ItemKind::Use(..) => { - let skip_unused_imports = item.attrs.iter().any(|attr| attr.check_name(sym!(macro_use))); + let skip_unused_imports = item.attrs.iter().any(|attr| attr.has_name(sym!(macro_use))); for attr in item.attrs { if in_external_macro(cx.sess(), attr.span) { @@ -524,7 +524,7 @@ fn check_attrs(cx: &LateContext<'_>, span: Span, name: Name, attrs: &[Attribute] for attr in attrs { if let Some(values) = attr.meta_item_list() { - if values.len() != 1 || !attr.check_name(sym!(inline)) { + if values.len() != 1 || !attr.has_name(sym!(inline)) { continue; } if is_word(&values[0], sym!(always)) { @@ -558,7 +558,7 @@ fn check_semver(cx: &LateContext<'_>, span: Span, lit: &Lit) { fn is_word(nmi: &NestedMetaItem, expected: Symbol) -> bool { if let NestedMetaItem::MetaItem(mi) = &nmi { - mi.is_word() && mi.check_name(expected) + mi.is_word() && mi.has_name(expected) } else { false } @@ -618,15 +618,15 @@ fn check_empty_line_after_outer_attr(cx: &EarlyContext<'_>, item: &rustc_ast::as fn check_deprecated_cfg_attr(cx: &EarlyContext<'_>, attr: &Attribute) { if_chain! { // check cfg_attr - if attr.check_name(sym!(cfg_attr)); + if attr.has_name(sym!(cfg_attr)); if let Some(items) = attr.meta_item_list(); if items.len() == 2; // check for `rustfmt` if let Some(feature_item) = items[0].meta_item(); - if feature_item.check_name(sym!(rustfmt)); + if feature_item.has_name(sym!(rustfmt)); // check for `rustfmt_skip` and `rustfmt::skip` if let Some(skip_item) = &items[1].meta_item(); - if skip_item.check_name(sym!(rustfmt_skip)) || + if skip_item.has_name(sym!(rustfmt_skip)) || skip_item.path.segments.last().expect("empty path in attribute").ident.name == sym!(skip); // Only lint outer attributes, because custom inner attributes are unstable // Tracking issue: https://github.com/rust-lang/rust/issues/54726 @@ -685,7 +685,7 @@ fn check_mismatched_target_os(cx: &EarlyContext<'_>, attr: &Attribute) { } if_chain! { - if attr.check_name(sym!(cfg)); + if attr.has_name(sym!(cfg)); if let Some(list) = attr.meta_item_list(); let mismatched = find_mismatched_target_os(&list); if !mismatched.is_empty(); diff --git a/src/tools/clippy/clippy_lints/src/doc.rs b/src/tools/clippy/clippy_lints/src/doc.rs index d52bb8961fae7..e87c33d1b09dd 100644 --- a/src/tools/clippy/clippy_lints/src/doc.rs +++ b/src/tools/clippy/clippy_lints/src/doc.rs @@ -323,7 +323,7 @@ fn check_attrs<'a>(cx: &LateContext<'_>, valid_idents: &FxHashSet<String>, attrs let (comment, current_spans) = strip_doc_comment_decoration(&comment, attr.span); spans.extend_from_slice(¤t_spans); doc.push_str(&comment); - } else if attr.check_name(sym!(doc)) { + } else if attr.has_name(sym!(doc)) { // ignore mix of sugared and non-sugared doc // don't trigger the safety or errors check return DocHeaders { diff --git a/src/tools/clippy/clippy_lints/src/inline_fn_without_body.rs b/src/tools/clippy/clippy_lints/src/inline_fn_without_body.rs index decbee278154a..4b605fdb366a9 100644 --- a/src/tools/clippy/clippy_lints/src/inline_fn_without_body.rs +++ b/src/tools/clippy/clippy_lints/src/inline_fn_without_body.rs @@ -41,7 +41,7 @@ impl<'tcx> LateLintPass<'tcx> for InlineFnWithoutBody { fn check_attrs(cx: &LateContext<'_>, name: Symbol, attrs: &[Attribute]) { for attr in attrs { - if !attr.check_name(sym!(inline)) { + if !attr.has_name(sym!(inline)) { continue; } diff --git a/src/tools/clippy/clippy_lints/src/manual_non_exhaustive.rs b/src/tools/clippy/clippy_lints/src/manual_non_exhaustive.rs index f3b8902e26f67..ca1381852daee 100644 --- a/src/tools/clippy/clippy_lints/src/manual_non_exhaustive.rs +++ b/src/tools/clippy/clippy_lints/src/manual_non_exhaustive.rs @@ -83,7 +83,7 @@ fn check_manual_non_exhaustive_enum(cx: &EarlyContext<'_>, item: &Item, variants } fn is_doc_hidden(attr: &Attribute) -> bool { - attr.check_name(sym!(doc)) + attr.has_name(sym!(doc)) && match attr.meta_item_list() { Some(l) => attr::list_contains_name(&l, sym!(hidden)), None => false, diff --git a/src/tools/clippy/clippy_lints/src/missing_doc.rs b/src/tools/clippy/clippy_lints/src/missing_doc.rs index 06e0f43c10bb8..813f9c4394819 100644 --- a/src/tools/clippy/clippy_lints/src/missing_doc.rs +++ b/src/tools/clippy/clippy_lints/src/missing_doc.rs @@ -105,7 +105,7 @@ impl<'tcx> LateLintPass<'tcx> for MissingDoc { fn enter_lint_attrs(&mut self, _: &LateContext<'tcx>, attrs: &'tcx [ast::Attribute]) { let doc_hidden = self.doc_hidden() || attrs.iter().any(|attr| { - attr.check_name(sym!(doc)) + attr.has_name(sym!(doc)) && match attr.meta_item_list() { None => false, Some(l) => attr::list_contains_name(&l[..], sym!(hidden)), diff --git a/src/tools/clippy/clippy_lints/src/missing_inline.rs b/src/tools/clippy/clippy_lints/src/missing_inline.rs index 9c96267353701..3eae45b2819d8 100644 --- a/src/tools/clippy/clippy_lints/src/missing_inline.rs +++ b/src/tools/clippy/clippy_lints/src/missing_inline.rs @@ -57,7 +57,7 @@ declare_clippy_lint! { } fn check_missing_inline_attrs(cx: &LateContext<'_>, attrs: &[ast::Attribute], sp: Span, desc: &'static str) { - let has_inline = attrs.iter().any(|a| a.check_name(sym!(inline))); + let has_inline = attrs.iter().any(|a| a.has_name(sym!(inline))); if !has_inline { span_lint( cx, diff --git a/src/tools/clippy/clippy_lints/src/needless_borrow.rs b/src/tools/clippy/clippy_lints/src/needless_borrow.rs index 415ab556c9fd4..9391049c6e8f9 100644 --- a/src/tools/clippy/clippy_lints/src/needless_borrow.rs +++ b/src/tools/clippy/clippy_lints/src/needless_borrow.rs @@ -112,7 +112,7 @@ impl<'tcx> LateLintPass<'tcx> for NeedlessBorrow { } fn check_item(&mut self, _: &LateContext<'tcx>, item: &'tcx Item<'_>) { - if item.attrs.iter().any(|a| a.check_name(sym!(automatically_derived))) { + if item.attrs.iter().any(|a| a.has_name(sym!(automatically_derived))) { debug_assert!(self.derived_item.is_none()); self.derived_item = Some(item.hir_id); } diff --git a/src/tools/clippy/clippy_lints/src/needless_pass_by_value.rs b/src/tools/clippy/clippy_lints/src/needless_pass_by_value.rs index 0957787774498..a7f7c97fc487c 100644 --- a/src/tools/clippy/clippy_lints/src/needless_pass_by_value.rs +++ b/src/tools/clippy/clippy_lints/src/needless_pass_by_value.rs @@ -312,7 +312,7 @@ fn requires_exact_signature(attrs: &[Attribute]) -> bool { attrs.iter().any(|attr| { [sym!(proc_macro), sym!(proc_macro_attribute), sym!(proc_macro_derive)] .iter() - .any(|&allow| attr.check_name(allow)) + .any(|&allow| attr.has_name(allow)) }) } diff --git a/src/tools/clippy/clippy_lints/src/returns.rs b/src/tools/clippy/clippy_lints/src/returns.rs index faef7e724dd05..8ed20995a70af 100644 --- a/src/tools/clippy/clippy_lints/src/returns.rs +++ b/src/tools/clippy/clippy_lints/src/returns.rs @@ -235,7 +235,7 @@ impl EarlyLintPass for Return { } fn attr_is_cfg(attr: &ast::Attribute) -> bool { - attr.meta_item_list().is_some() && attr.check_name(sym!(cfg)) + attr.meta_item_list().is_some() && attr.has_name(sym!(cfg)) } // get the def site diff --git a/src/tools/clippy/clippy_lints/src/trivially_copy_pass_by_ref.rs b/src/tools/clippy/clippy_lints/src/trivially_copy_pass_by_ref.rs index 6a2b05e3e6df7..7948d99162b81 100644 --- a/src/tools/clippy/clippy_lints/src/trivially_copy_pass_by_ref.rs +++ b/src/tools/clippy/clippy_lints/src/trivially_copy_pass_by_ref.rs @@ -155,7 +155,7 @@ impl<'tcx> LateLintPass<'tcx> for TriviallyCopyPassByRef { return; } for a in attrs { - if a.meta_item_list().is_some() && a.check_name(sym!(proc_macro_derive)) { + if a.meta_item_list().is_some() && a.has_name(sym!(proc_macro_derive)) { return; } } diff --git a/src/tools/clippy/clippy_lints/src/utils/conf.rs b/src/tools/clippy/clippy_lints/src/utils/conf.rs index de425211e38ef..ba3492a6fff11 100644 --- a/src/tools/clippy/clippy_lints/src/utils/conf.rs +++ b/src/tools/clippy/clippy_lints/src/utils/conf.rs @@ -13,7 +13,7 @@ use std::{env, fmt, fs, io}; /// Gets the configuration file from arguments. pub fn file_from_args(args: &[NestedMetaItem]) -> Result<Option<PathBuf>, (&'static str, Span)> { for arg in args.iter().filter_map(NestedMetaItem::meta_item) { - if arg.check_name(sym!(conf_file)) { + if arg.has_name(sym!(conf_file)) { return match arg.kind { MetaItemKind::Word | MetaItemKind::List(_) => Err(("`conf_file` must be a named value", arg.span)), MetaItemKind::NameValue(ref value) => {