Sisimai::Reason::PolicyViolation - Bounce reason is "policyviolation" or not.

       azumakuniyuki

"text()"
       text() method returns the fixed string "policyviolation".

           print Sisimai::Reason::PolicyViolation->text;  # policyviolation

   "match(string)"
       match() method returns 1 if the argument matched with patterns defined in this class.

           print Sisimai::Reason::PolicyViolation->match('5.7.9 Header error');    # 1

   "true(Sisimai::Fact)"
       true() method returns 1 if the bounce reason is "policyviolation". The argument must be <CSisimai::Fact>
       object and this method is called only from "Sisimai::Reason" class.

       Copyright (C) 2017-2024 azumakuniyuki, All rights reserved.

       "Sisimai::Reason::PolicyViolation" checks the bounce reason is "policyviolation" or not.  This class is
       called only "Sisimai::Reason" class.

       This is the error that a policy violation was detected on the destination mail host. When the header
       content or the format of the original message violates their security policies, or multiple addresses
       exist in the "From:" header, Sisimai will set "policyviolation".

           Action: failed
           Status: 5.7.0
           Remote-MTA: DNS; gmail-smtp-in.l.google.com
           Diagnostic-Code: SMTP; 552-5.7.0 Our system detected an illegal attachment on your message. Please
           Last-Attempt-Date: Tue, 28 Apr 2009 11:02:45 +0900 (JST)

       This software is distributed under The BSD 2-Clause License.

perl v5.40.1                                       2025-04-12              Sisimai::Reason::PolicyViolation(3pm)

       Sisimai::Reason::PolicyViolation - Bounce reason is "policyviolation" or not.

           use Sisimai::Reason::PolicyViolation;
           print Sisimai::Reason::PolicyViolation->match('5.7.9 Header error');    # 1