REGEXP_FILE
  RegExpPatternImpl: <\p{InArabic Extended-A}>
    RegExpBranchImpl: <\p{InArabic Extended-A}>
      RegExpPropertyImpl: <\p{InArabic Extended-A}>
        PsiElement(PROPERTY)('\p')
        PsiElement(LBRACE)('{')
        PsiElement(NAME)('InArabic Extended-A')
        PsiElement(RBRACE)('}')