void () { final RegExpLexer lexer = new RegExpLexer(EnumSet.noneOf(RegExpCapability.class)); doTest("\\08\\01\\00\\012\\0123\\0377\\0400", """ BAD_OCT_VALUE ('\\0') CHARACTER ('8') OCT_CHAR ('\\01') OCT_CHAR ('\\00') OCT_CHAR ('\\012') OCT_CHAR ('\\0123') OCT_CHAR ('\\0377') OCT_CHAR ('\\040') CHARACTER ('0')""", lexer); }