Make [clippy::dump] support trait items

Author: xFrednet

clippy_lints/src/utils/dump_hir.rs

@@ -1,4 +1,5 @@
 use clippy_utils::get_attr;
+use hir::TraitItem;
 use rustc_hir as hir;
 use rustc_lint::{LateContext, LateLintPass, LintContext};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
@@ -47,6 +48,18 @@ impl<'tcx> LateLintPass<'tcx> for DumpHir {
             println!("{stmt:#?}");
         }
     }
+
+    fn check_trait_item(&mut self, cx: &LateContext<'_>, item: &TraitItem<'_>) {
+        if has_attr(cx, item.hir_id()) {
+            println!("{item:#?}");
+        }
+    }
+
+    fn check_impl_item(&mut self, cx: &LateContext<'_>, item: &hir::ImplItem<'_>) {
+        if has_attr(cx, item.hir_id()) {
+            println!("{item:#?}");
+        }
+    }
 }
 
 fn has_attr(cx: &LateContext<'_>, hir_id: hir::HirId) -> bool {