Rollup merge of rust-lang#54097 - GuillaumeGomez:remove-keyword-namespace, r=QuietMisdreavus

rustdoc: Remove namespace for keywords

Fixes rust-lang#54084.

r? @QuietMisdreavus

Author: GuillaumeGomez

src/librustdoc/html/render.rs

@@ -1830,8 +1830,8 @@ impl Context {
             *slot.borrow_mut() = self.current.clone();
         });
 
-        let mut title = if it.is_primitive() {
-            // No need to include the namespace for primitive types
+        let mut title = if it.is_primitive() || it.is_keyword() {
+            // No need to include the namespace for primitive types and keywords
             String::new()
         } else {
             self.current.join("::")

src/test/rustdoc/keyword.rs

@@ -15,6 +15,7 @@
 // @has foo/index.html '//h2[@id="keywords"]' 'Keywords'
 // @has foo/index.html '//a[@href="keyword.match.html"]' 'match'
 // @has foo/keyword.match.html '//a[@class="keyword"]' 'match'
+// @has foo/keyword.match.html '//span[@class="in-band"]' 'Keyword match'
 // @has foo/keyword.match.html '//section[@id="main"]//div[@class="docblock"]//p' 'this is a test!'
 // @!has foo/index.html '//a/@href' 'foo/index.html'
 // @!has foo/foo/index.html