| /* |
| * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * JDK-8016681: regex capture behaves differently than on V8 |
| * |
| * @test |
| * @run |
| */ |
| |
| // regexp similar to the one used in marked.js |
| /^((?:[^\n]+\n?(?!( *[-*_]){3,} *(?:\n+|$)| *(#{1,6}) *([^\n]+?) *#* *(?:\n+|$)|([^\n]+)\n *(=|-){3,} *\n*))+)\n*/ |
| .exec("a\n\nb") |
| .forEach(function(e) { print(e); }); |
| |
| // simplified regexp |
| /(x(?!(a))(?!(b))y)/ |
| .exec("xy") |
| .forEach(function(e) { print(e); }); |
| |
| // should not match as cross-negative-lookeahead backreference \2 should be undefined |
| print(/(x(?!(a))(?!(b)\2))/.exec("xbc")); |