OLD | NEW |
1 // Copyright 2008 the V8 project authors. All rights reserved. | 1 // Copyright 2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
(...skipping 114 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
125 for (var i = 4; i < 10; ++i) { | 125 for (var i = 4; i < 10; ++i) { |
126 assertEquals('', RegExp['$' + i]); | 126 assertEquals('', RegExp['$' + i]); |
127 } | 127 } |
128 | 128 |
129 // String.prototype.replace must interleave matching and replacing when a | 129 // String.prototype.replace must interleave matching and replacing when a |
130 // global regexp is matched and replaced with the result of a function, in | 130 // global regexp is matched and replaced with the result of a function, in |
131 // case the function uses the static properties of the regexp constructor. | 131 // case the function uses the static properties of the regexp constructor. |
132 re = /(.)/g; | 132 re = /(.)/g; |
133 function f() { return RegExp.$1; }; | 133 function f() { return RegExp.$1; }; |
134 assertEquals('abcd', 'abcd'.replace(re, f)); | 134 assertEquals('abcd', 'abcd'.replace(re, f)); |
| 135 |
| 136 // lastParen where the last parenthesis didn't match. |
| 137 assertEquals("foo,", /foo(?:a(x))?/.exec("foobx"), "lastParen setup"); |
| 138 assertEquals("", RegExp.lastParen, "lastParen"); |
| 139 |
| 140 // The same test for $1 to $9. |
| 141 for (var i = 1; i <= 9; i++) { |
| 142 var haystack = "foo"; |
| 143 var re_text = "^foo"; |
| 144 for (var j = 0; j < i - 1; j++) { |
| 145 haystack += "x"; |
| 146 re_text += "(x)"; |
| 147 } |
| 148 re_text += "(?:a(x))?"; |
| 149 haystack += "bx"; |
| 150 var re = new RegExp(re_text); |
| 151 assertTrue(re.test(haystack), "$" + i + " setup"); |
| 152 for (var j = 1; j < i - 1; j++) { |
| 153 assertEquals("x", RegExp['$' + j], "$" + j + " in $" + i + " setup"); |
| 154 } |
| 155 assertEquals("", RegExp['$' + (i)], "$" + i); |
| 156 } |
OLD | NEW |