<!--{"languageOptions": {"parserOptions": {"parser":"@typescript-eslint/parser"}}}-->
<script lang="ts">
class
  Foo
{
  constructor(
    protected a
      :
      string
    ,
    protected readonly b
      :
      string
    ,
    protected c
      :
      number
      =
      30
    ,
    protected readonly d
      :
      boolean
      =
      false
  ) {}
}
</script>
