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add support for \W, \S, \D

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This commit is contained in:
Erik Krogh Kristensen
2020-11-02 10:44:40 +01:00
parent 2dd8b6ffef
commit 0063cb140c
3 changed files with 54 additions and 15 deletions
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2
javascript/ql/test/query-tests/Performance/ReDoS/ReDoS.expected
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@@ -100,3 +100,5 @@
| tst.js:149:15:149:24 | (\\s\|[\\f])* | This part of the regular expression may cause exponential backtracking on strings containing many repetitions of '\u000c'. |
| tst.js:152:15:152:28 | (\\s\|[\\v]\|\\\\v)* | This part of the regular expression may cause exponential backtracking on strings containing many repetitions of '\u000b'. |
| tst.js:155:15:155:24 | (\\f\|[\\f])* | This part of the regular expression may cause exponential backtracking on strings containing many repetitions of '\u000c'. |
| tst.js:158:15:158:22 | (\\W\|\\D)* | This part of the regular expression may cause exponential backtracking on strings containing many repetitions of '!'. |
| tst.js:161:15:161:22 | (\\S\|\\w)* | This part of the regular expression may cause exponential backtracking on strings containing many repetitions of '0'. |

8
javascript/ql/test/query-tests/Performance/ReDoS/tst.js
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@@ -152,4 +152,10 @@ var bad33 = /((\s|[\f])*)"/;
var bad34 = /((\s|[\v]|\\v)*)"/;
// NOT GOOD
var bad35 = /((\f|[\f])*)"/;
var bad35 = /((\f|[\f])*)"/;
// NOT GOOD
var bad36 = /((\W|\D)*)"/;
// NOT GOOD
var bad37 = /((\S|\w)*)"/;