[wp-trac] [WordPress Trac] #35598: Use different error code for PHPMailer exceptions in wp_mail_failed

[WordPress Trac]

#35598: Use different error code for PHPMailer exceptions in wp_mail_failed
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 Reporter:  Kau-Boy                   |       Owner:  SergeyBiryukov
     Type:  defect (bug)              |      Status:  reviewing
 Priority:  normal                    |   Milestone:  4.7
Component:  Mail                      |     Version:  4.4.1
 Severity:  normal                    |  Resolution:
 Keywords:  has-patch has-unit-tests  |     Focuses:
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Comment (by Kau-Boy):

 Saving the original error code in the data array should be OK. I might be
 able to finalize the unit tests on the Contributor Day at #wcfra tomorrow
 :)

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Ticket URL: <https://core.trac.wordpress.org/ticket/35598#comment:19>
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