KtFile: AnnotatedExpressions.kt
  PACKAGE_DIRECTIVE
    <empty list>
  IMPORT_LIST
    <empty list>
  FUN
    PsiElement(fun)('fun')
    PsiWhiteSpace(' ')
    PsiElement(IDENTIFIER)('foo')
    VALUE_PARAMETER_LIST
      PsiElement(LPAR)('(')
      PsiElement(RPAR)(')')
    PsiWhiteSpace(' ')
    BLOCK
      PsiElement(LBRACE)('{')
      PsiWhiteSpace('\n    ')
      ANNOTATED_EXPRESSION
        ANNOTATION
          PsiElement(AT)('@')
          PsiElement(LBRACKET)('[')
          ANNOTATION_ENTRY
            CONSTRUCTOR_CALLEE
              TYPE_REFERENCE
                USER_TYPE
                  REFERENCE_EXPRESSION
                    PsiElement(IDENTIFIER)('a')
          PsiElement(RBRACKET)(']')
        PsiWhiteSpace(' ')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('foo')
      PsiWhiteSpace('\n    ')
      INTEGER_CONSTANT
        PsiElement(INTEGER_LITERAL)('1')
      PsiWhiteSpace('\n    ')
      ANNOTATED_EXPRESSION
        ANNOTATION
          PsiElement(AT)('@')
          PsiElement(LBRACKET)('[')
          ANNOTATION_ENTRY
            CONSTRUCTOR_CALLEE
              TYPE_REFERENCE
                USER_TYPE
                  REFERENCE_EXPRESSION
                    PsiElement(IDENTIFIER)('a')
          PsiElement(RBRACKET)(']')
        PsiWhiteSpace(' ')
        THIS_EXPRESSION
          REFERENCE_EXPRESSION
            PsiElement(this)('this')
      PsiWhiteSpace('\n')
      PsiElement(RBRACE)('}')