message: docs: fix docregion in attribute directives for highlight directive
  Fixes
  PR Close
diff: @@ -40,5 +40,7 @@ export class HighlightDirective {
  // #docregion color-2
  @Input() appHighlight: string;
  // #enddocregion color-2
  -}
  +// #docregion
  +}
  +// #enddocregion
  