[wp-trac] [WordPress Trac] #29583: The getter in WP_Error may cause an "Undefined property" notice

[WordPress Trac]

#29583: The getter in WP_Error may cause an "Undefined property" notice
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 Reporter:  bjornjohansen  |       Owner:
     Type:  defect (bug)   |      Status:  new
 Priority:  normal         |   Milestone:  4.1
Component:  General        |     Version:  4.0
 Severity:  normal         |  Resolution:
 Keywords:  has-patch      |     Focuses:
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Comment (by SergeyBiryukov):

 Replying to [comment:6 bjornjohansen]:
 > The same notice will show up in other places as well, due to missing
 is_wp_error() checks.

 That's the point. A missing `is_wp_error()` check indicates a developer
 error, we should not hide these notices.

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Ticket URL: <https://core.trac.wordpress.org/ticket/29583#comment:7>
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