Rollup merge of #104792 - notriddle:notriddle/crate-search-title-display, r=Guillaume...

[rust.git] / compiler / rustc_hir / src / lang_items.rs

diff --git a/compiler/rustc_hir/src/lang_items.rs b/compiler/rustc_hir/src/lang_items.rs
index a55224d10972abf01a57e95933d174bab7481941..038509031b180a3cd42417a23846ff36c00ea7c0 100644 (file)
--- a/compiler/rustc_hir/src/lang_items.rs
+++ b/compiler/rustc_hir/src/lang_items.rs
@@ -95,6 +95,14 @@ pub fn from_name(name: Symbol) -> Option<Self> {
                 }
             }
 
+            /// Returns the name of the `LangItem` enum variant.
+            // This method is used by Clippy for internal lints.
+            pub fn variant_name(self) -> &'static str {
+                match self {
+                    $( LangItem::$variant => stringify!($variant), )*
+                }
+            }
+
             pub fn target(self) -> Target {
                 match self {
                     $( LangItem::$variant => $target, )*
@@ -270,10 +278,16 @@ pub fn extract(attrs: &[ast::Attribute]) -> Option<(Symbol, Span)> {
     TryTraitBranch,          sym::branch,              branch_fn,                  Target::Method(MethodKind::Trait { body: false }), GenericRequirement::None;
     TryTraitFromYeet,        sym::from_yeet,           from_yeet_fn,               Target::Fn,             GenericRequirement::None;
 
+    PointerSized,            sym::pointer_sized,       pointer_sized,              Target::Trait,          GenericRequirement::Exact(0);
+
+    Poll,                    sym::Poll,                poll,                       Target::Enum,           GenericRequirement::None;
     PollReady,               sym::Ready,               poll_ready_variant,         Target::Variant,        GenericRequirement::None;
     PollPending,             sym::Pending,             poll_pending_variant,       Target::Variant,        GenericRequirement::None;
 
-    FromGenerator,           sym::from_generator,      from_generator_fn,          Target::Fn,             GenericRequirement::None;
+    // FIXME(swatinem): the following lang items are used for async lowering and
+    // should become obsolete eventually.
+    ResumeTy,                sym::ResumeTy,            resume_ty,                  Target::Struct,         GenericRequirement::None;
+    IdentityFuture,          sym::identity_future,     identity_future_fn,         Target::Fn,             GenericRequirement::None;
     GetContext,              sym::get_context,         get_context_fn,             Target::Fn,             GenericRequirement::None;
 
     FuturePoll,              sym::poll,                future_poll_fn,             Target::Method(MethodKind::Trait { body: false }), GenericRequirement::None;
@@ -302,6 +316,8 @@ pub fn extract(attrs: &[ast::Attribute]) -> Option<(Symbol, Span)> {
     Range,                   sym::Range,               range_struct,               Target::Struct,         GenericRequirement::None;
     RangeToInclusive,        sym::RangeToInclusive,    range_to_inclusive_struct,  Target::Struct,         GenericRequirement::None;
     RangeTo,                 sym::RangeTo,             range_to_struct,            Target::Struct,         GenericRequirement::None;
+
+    String,                  sym::String,              string,                     Target::Struct,         GenericRequirement::None;
 }
 
 pub enum GenericRequirement {