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  1. SonarJava
  2. SONARJAVA-3483

FN in S5869 with escaped character classes

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    Details

    • Type: False Negative
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 6.10
    • Component/s: Rules
    • Labels:

      Description

      S5869 does not report overlaps involving escaped character classes, such as the following:

      Pattern.compile("[\\w\\d]"); // Noncompliant because \\d is already included in \\w
Pattern.compile("[\\wa-z]"); // Noncompliant because a-z is already included in \\w

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          is related to

          Code Smell Detection - RSPEC-5869 Character classes in regular expressions should not contain the same character twice

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              Assignee:
              sebastian.hungerecker Sebastian Hungerecker
              Reporter:
              sebastian.hungerecker Sebastian Hungerecker
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