REGEXP_FILE
  RegExpPatternImpl: <(?idm-suxU)one(?suxU-idm)two>
    RegExpBranchImpl: <(?idm-suxU)one(?suxU-idm)two>
      RegExpSetOptionsImpl: <(?idm-suxU)>
        PsiElement(SET_OPTIONS)('(?')
        RegExpOptionsImpl: <idm>
          PsiElement(OPTIONS_ON)('idm')
        RegExpOptionsImpl: <-suxU>
          PsiElement(OPTIONS_OFF)('-suxU')
        PsiElement(GROUP_END)(')')
      RegExpCharImpl: <o>
        PsiElement(CHARACTER)('o')
      RegExpCharImpl: <n>
        PsiElement(CHARACTER)('n')
      RegExpCharImpl: <e>
        PsiElement(CHARACTER)('e')
      RegExpSetOptionsImpl: <(?suxU-idm)>
        PsiElement(SET_OPTIONS)('(?')
        RegExpOptionsImpl: <suxU>
          PsiElement(OPTIONS_ON)('suxU')
        RegExpOptionsImpl: <-idm>
          PsiElement(OPTIONS_OFF)('-idm')
        PsiElement(GROUP_END)(')')
      RegExpCharImpl: <t>
        PsiElement(CHARACTER)('t')
      RegExpCharImpl: <w>
        PsiElement(CHARACTER)('w')
      RegExpCharImpl: <o>
        PsiElement(CHARACTER)('o')