REGEXP_FILE
  RegExpPatternImpl: <(?:non-capturing)>
    RegExpBranchImpl: <(?:non-capturing)>
      RegExpGroupImpl: <(?:non-capturing)>
        PsiElement(NON_CAPT_GROUP)('(?:')
        RegExpPatternImpl: <non-capturing>
          RegExpBranchImpl: <non-capturing>
            RegExpCharImpl: <n>
              PsiElement(CHARACTER)('n')
            RegExpCharImpl: <o>
              PsiElement(CHARACTER)('o')
            RegExpCharImpl: <n>
              PsiElement(CHARACTER)('n')
            RegExpCharImpl: <->
              PsiElement(CHARACTER)('-')
            RegExpCharImpl: <c>
              PsiElement(CHARACTER)('c')
            RegExpCharImpl: <a>
              PsiElement(CHARACTER)('a')
            RegExpCharImpl: <p>
              PsiElement(CHARACTER)('p')
            RegExpCharImpl: <t>
              PsiElement(CHARACTER)('t')
            RegExpCharImpl: <u>
              PsiElement(CHARACTER)('u')
            RegExpCharImpl: <r>
              PsiElement(CHARACTER)('r')
            RegExpCharImpl: <i>
              PsiElement(CHARACTER)('i')
            RegExpCharImpl: <n>
              PsiElement(CHARACTER)('n')
            RegExpCharImpl: <g>
              PsiElement(CHARACTER)('g')
        PsiElement(GROUP_END)(')')