JetFile: AbsentInnerType.kt
  PACKAGE_DIRECTIVE
    <empty list>
  IMPORT_LIST
    <empty list>
  PROPERTY
    PsiElement(val)('val')
    PsiWhiteSpace(' ')
    PsiElement(IDENTIFIER)('x')
    PsiElement(COLON)(':')
    PsiWhiteSpace(' ')
    TYPE_REFERENCE
      NULLABLE_TYPE
        PsiElement(LPAR)('(')
        PsiErrorElement:Type expected
          <empty list>
        PsiElement(RPAR)(')')
        PsiElement(QUEST)('?')
    PsiWhiteSpace(' ')
    PsiElement(EQ)('=')
    PsiWhiteSpace(' ')
    INTEGER_CONSTANT
      PsiElement(INTEGER_LITERAL)('1')
