rapid7/metasploit-framework

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lib/net/dns/names/names.rb

Summary

Maintainability
A
3 hrs
Test Coverage

Method dn_expand has a Cognitive Complexity of 19 (exceeds 5 allowed). Consider refactoring.
Open

      def dn_expand(packet,offset)
        name = ""
        packetlen = packet.size
        while true
          raise ExpandError, "offset is greater than packet length!" if packetlen < (offset+1)
Severity: Minor
Found in lib/net/dns/names/names.rb - About 2 hrs to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

Method dn_expand has 26 lines of code (exceeds 25 allowed). Consider refactoring.
Open

      def dn_expand(packet,offset)
        name = ""
        packetlen = packet.size
        while true
          raise ExpandError, "offset is greater than packet length!" if packetlen < (offset+1)
Severity: Minor
Found in lib/net/dns/names/names.rb - About 1 hr to fix

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