NAME

       Sisimai::Reason::SyntaxError - Bounce reason is "syntaxerror" or not.

SYNOPSIS

           use Sisimai::Reason::SyntaxError;
           print Sisimai::Reason::SyntaxError->text;   # syntaxerror

DESCRIPTION

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

       This is the error that a destination mail server could not recognize SMTP command which is
       sent from a sender's MTA. Sisimai will set "syntaxerror" to the reason if the value of
       "replycode" begins with "50" such as 502, or 503.

           Action: failed
           Status: 5.5.0
           Diagnostic-Code: SMTP; 503 Improper sequence of commands

CLASS METHODS

   "text()"
       text() returns string: "syntaxerror".

           print Sisimai::Reason::SyntaxError->text;  # syntaxerror

   "match(string)"
       match() always return undef

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

AUTHOR

       azumakuniyuki

COPYRIGHT

       Copyright (C) 2015-2016,2018,2020,2021 azumakuniyuki, All rights reserved.

LICENSE

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