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1 // Copyright (c) 2014, the Dart project authors. All rights reserved. | 1 // Copyright (c) 2014, the Dart project authors. All rights reserved. |
2 // Copyright 2009 the V8 project authors. All rights reserved. | 2 // Copyright 2009 the V8 project authors. All rights reserved. |
3 // Redistribution and use in source and binary forms, with or without | 3 // Redistribution and use in source and binary forms, with or without |
4 // modification, are permitted provided that the following conditions are | 4 // modification, are permitted provided that the following conditions are |
5 // met: | 5 // met: |
6 // | 6 // |
7 // * Redistributions of source code must retain the above copyright | 7 // * Redistributions of source code must retain the above copyright |
8 // notice, this list of conditions and the following disclaimer. | 8 // notice, this list of conditions and the following disclaimer. |
9 // * Redistributions in binary form must reproduce the above | 9 // * Redistributions in binary form must reproduce the above |
10 // copyright notice, this list of conditions and the following | 10 // copyright notice, this list of conditions and the following |
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153 | 153 |
154 re = new RegExp(r"^(?!(x)(?=(y)(?!(z))))"); | 154 re = new RegExp(r"^(?!(x)(?=(y)(?!(z))))"); |
155 testRE(re, "a", true); | 155 testRE(re, "a", true); |
156 testRE(re, "xa", true); | 156 testRE(re, "xa", true); |
157 testRE(re, "xyz", true); | 157 testRE(re, "xyz", true); |
158 testRE(re, "xya", false); | 158 testRE(re, "xya", false); |
159 execRE(re, "a", ["", null, null, null]); | 159 execRE(re, "a", ["", null, null, null]); |
160 execRE(re, "xa", ["", null, null, null]); | 160 execRE(re, "xa", ["", null, null, null]); |
161 execRE(re, "xyz", ["", null, null, null]); | 161 execRE(re, "xyz", ["", null, null, null]); |
162 } | 162 } |
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