fix(rome_js_formatter): comments in closing JSX elements

crates/rome_js_formatter/src/jsx/tag/closing_element.rs

@@ -7,24 +7,42 @@ use rome_js_syntax::{JsxClosingElement, JsxClosingElementFields};
 pub struct FormatJsxClosingElement;
 
 impl FormatNodeRule<JsxClosingElement> for FormatJsxClosingElement {
-    fn fmt_fields(
-        &self,
-        node: &JsxClosingElement,
-        formatter: &mut JsFormatter,
-    ) -> FormatResult<()> {
+    fn fmt_fields(&self, node: &JsxClosingElement, f: &mut JsFormatter) -> FormatResult<()> {
         let JsxClosingElementFields {
             l_angle_token,
             slash_token,
             name,
             r_angle_token,
         } = node.as_fields();
+        let name = name?;
+
+        let mut name_has_leading_comment = false;
+        let mut name_has_own_line_leading_comment = false;
+        for leading_comment in f.comments().leading_comments(name.syntax()) {
+            name_has_leading_comment = true;
+            name_has_own_line_leading_comment =
+                name_has_own_line_leading_comment || leading_comment.kind().is_line()
+        }
+
+        let format_name = format_with(|f| {
+            if name_has_own_line_leading_comment {
+                write!(f, [hard_line_break()])?;
+            } else if name_has_leading_comment {
+                write!(f, [space()])?;
+            }
+            if name_has_own_line_leading_comment {
+                write!(f, [block_indent(&name.format()), hard_line_break()])
+            } else {
+                write!(f, [name.format()])
+            }
+        });
 
         write![
-            formatter,
+            f,
             [
                 l_angle_token.format(),
                 slash_token.format(),
-                name.format(),
+                &format_name,
                 line_suffix_boundary(),
                 r_angle_token.format(),
             ]

crates/rome_js_formatter/src/jsx/tag/closing_fragment.rs

@@ -42,7 +42,7 @@ impl FormatNodeRule<JsxClosingFragment> for FormatJsxClosingFragment {
                 slash_token.format(),
                 indent(&format_comments),
                 has_own_line_comment.then_some(hard_line_break()),
-                r_angle_token.format()
+                r_angle_token.format(),
             ]
         ]
     }

crates/rome_js_formatter/tests/specs/jsx/comments.jsx

@@ -0,0 +1,5 @@
+<a></ /* block1 */
+a>;
+
+<a></ /* block1 */ // test
+a>;

crates/rome_js_formatter/tests/specs/jsx/comments.jsx.snap

@@ -0,0 +1,43 @@
+---
+source: crates/rome_formatter_test/src/snapshot_builder.rs
+assertion_line: 212
+info: jsx/comments.jsx
+---
+
+# Input
+
+```jsx
+<a></ /* block1 */
+a>;
+
+<a></ /* block1 */ // test
+a>;
+```
+
+
+=============================
+
+# Outputs
+
+## Output 1
+
+-----
+Indent style: Tab
+Line width: 80
+Quote style: Double Quotes
+Quote properties: As needed
+Trailing comma: All
+Semicolons: Always
+-----
+
+```jsx
+<a></ /* block1 */
+a>;
+
+<a></
+	/* block1 */ // test
+	a
+>;
+```
+
+