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30 lines
832 B
30 lines
832 B
var fails = require('../internals/fails'); |
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var global = require('../internals/global'); |
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// babel-minify and Closure Compiler transpiles RegExp('a', 'y') -> /a/y and it causes SyntaxError |
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var $RegExp = global.RegExp; |
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var UNSUPPORTED_Y = fails(function () { |
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var re = $RegExp('a', 'y'); |
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re.lastIndex = 2; |
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return re.exec('abcd') != null; |
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}); |
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// UC Browser bug |
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// https://github.com/zloirock/core-js/issues/1008 |
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var MISSED_STICKY = UNSUPPORTED_Y || fails(function () { |
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return !$RegExp('a', 'y').sticky; |
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}); |
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var BROKEN_CARET = UNSUPPORTED_Y || fails(function () { |
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// https://bugzilla.mozilla.org/show_bug.cgi?id=773687 |
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var re = $RegExp('^r', 'gy'); |
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re.lastIndex = 2; |
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return re.exec('str') != null; |
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}); |
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module.exports = { |
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BROKEN_CARET: BROKEN_CARET, |
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MISSED_STICKY: MISSED_STICKY, |
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UNSUPPORTED_Y: UNSUPPORTED_Y |
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};
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