fix: cmnt

Author: 0xrusowsky

crates/fmt/src/state/mod.rs

@@ -602,7 +602,7 @@ impl<'sess> State<'sess, '_> {
 
         let content = &line[prefix.len()..];
         let content = if is_doc {
-            // Doc comments: emit ALL leading whitespace as breaking spaces to preserve formatting
+            // Doc comments preserve leading whitespaces (right after the prefix) as nbps.
             let ws_len = content.chars().take_while(|&c| c.is_whitespace()).count();
             let (leading_ws, rest) = content.split_at(ws_len);
             if !leading_ws.is_empty() {