KtFile: DoubleColonWhitespaces.kt
  PACKAGE_DIRECTIVE
    <empty list>
  IMPORT_LIST
    <empty list>
  FUN
    PsiElement(fun)('fun')
    PsiWhiteSpace(' ')
    PsiElement(IDENTIFIER)('tests')
    VALUE_PARAMETER_LIST
      PsiElement(LPAR)('(')
      PsiElement(RPAR)(')')
    PsiWhiteSpace(' ')
    BLOCK
      PsiElement(LBRACE)('{')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiElement(COLONCOLON)('::')
        PsiWhiteSpace(' ')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiWhiteSpace(' ')
        PsiElement(COLONCOLON)('::')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiWhiteSpace(' ')
        PsiElement(COLONCOLON)('::')
        PsiWhiteSpace(' ')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiElement(QUEST)('?')
        PsiElement(COLONCOLON)('::')
        PsiWhiteSpace(' ')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiWhiteSpace(' ')
        PsiElement(QUEST)('?')
        PsiElement(COLONCOLON)('::')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiWhiteSpace(' ')
        PsiElement(QUEST)('?')
        PsiElement(COLONCOLON)('::')
        PsiWhiteSpace(' ')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiElement(QUEST)('?')
        PsiWhiteSpace(' ')
        PsiElement(COLONCOLON)('::')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiWhiteSpace(' ')
        PsiElement(QUEST)('?')
        PsiWhiteSpace(' ')
        PsiElement(COLONCOLON)('::')
        PsiWhiteSpace(' ')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiWhiteSpace(' ')
        PsiElement(QUEST)('?')
        PsiWhiteSpace(' ')
        PsiElement(QUEST)('?')
        PsiWhiteSpace(' ')
        PsiElement(COLONCOLON)('::')
        PsiWhiteSpace(' ')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n')
      PsiElement(RBRACE)('}')
  PsiWhiteSpace('\n\n')
  FUN
    PsiElement(fun)('fun')
    PsiWhiteSpace(' ')
    PsiElement(IDENTIFIER)('breakLine')
    VALUE_PARAMETER_LIST
      PsiElement(LPAR)('(')
      PsiElement(RPAR)(')')
    PsiWhiteSpace(' ')
    BLOCK
      PsiElement(LBRACE)('{')
      PsiWhiteSpace('\n    ')
      CALLABLE_REFERENCE_EXPRESSION
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('a')
        PsiElement(QUEST)('?')
        PsiWhiteSpace('\n    ')
        PsiElement(COLONCOLON)('::')
        REFERENCE_EXPRESSION
          PsiElement(IDENTIFIER)('b')
      PsiWhiteSpace('\n')
      PsiElement(RBRACE)('}')