From 88fa621bab003279a0244ef7693eb161a3f755d7 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume1.gomez@gmail.com>
Date: Wed, 7 Sep 2022 15:34:16 +0200
Subject: [PATCH] Add documentation for Attr::is_doc_comment

---
 compiler/rustc_ast/src/attr/mod.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/compiler/rustc_ast/src/attr/mod.rs b/compiler/rustc_ast/src/attr/mod.rs
index 5b72ec2b6015c..6b0dac7c2f0b8 100644
--- a/compiler/rustc_ast/src/attr/mod.rs
+++ b/compiler/rustc_ast/src/attr/mod.rs
@@ -232,6 +232,8 @@ impl AttrItem {
 }
 
 impl Attribute {
+    /// Returns `true` if it is a sugared doc comment (`///` or `//!` for example).
+    /// So `#[doc = "doc"]` will return `false`.
     pub fn is_doc_comment(&self) -> bool {
         match self.kind {
             AttrKind::Normal(..) => false,