KtFile: IncompleteFun.kt
  PACKAGE_DIRECTIVE
    <empty list>
  IMPORT_LIST
    <empty list>
  FUN
    PsiElement(fun)('fun')
    PsiErrorElement:Expecting function name or receiver type
      <empty list>
    PsiWhiteSpace(' ')
    BLOCK
      PsiElement(LBRACE)('{')
      PsiWhiteSpace('\n    ')
      CALL_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('x')
        VALUE_ARGUMENT_LIST
          PsiElement(LPAR)('(')
          PsiElement(RPAR)(')')
      PsiWhiteSpace('\n')
      PsiElement(RBRACE)('}')
  PsiWhiteSpace('\n\n')
  FUN
    PsiElement(fun)('fun')
    PsiWhiteSpace(' ')
    PsiElement(IDENTIFIER)('bar')
    VALUE_PARAMETER_LIST
      PsiElement(LPAR)('(')
      PsiElement(RPAR)(')')
    BLOCK
      PsiElement(LBRACE)('{')
      PsiElement(RBRACE)('}')