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codeql/javascript/ql/test/query-tests/RegExp/BackrefIntoNegativeLookahead/BackrefIntoNegativeLookahead.expected

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| tst.js:4:17:4:18 | \\2 | This back reference always matches the empty string, since it refers to $@, which is contained in a $@. | tst.js:4:11:4:14 | (a+) | this capture group | tst.js:4:8:4:16 | (?!(a+)b) | negative lookahead assertion |