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Comments can have text like C<push> that looks correct,
but since it's all just text, this would otherwise
trigger a test failure.

Author: coke

xt/rakudoc-brackets.rakutest

@@ -39,7 +39,8 @@ sub is-valid-text($node) {
 sub walk-content($item) {
     if !(
         $item ~~ Pod::Block::Code or
-        $item ~~ Pod::FormattingCode 
+        $item ~~ Pod::Block::Comment or
+        $item ~~ Pod::FormattingCode
     ) {
         is-valid-text($item);
         next unless $item.can('contents');