[wp-trac] [WordPress Trac] #54572: Add a function for updating the existing role instead of removing, then adding one

[WordPress Trac]

#54572: Add a function for updating the existing role instead of removing, then
adding one
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 Reporter:  maksimkuzmin  |       Owner:  (none)
     Type:  enhancement   |      Status:  new
 Priority:  normal        |   Milestone:  Awaiting Review
Component:  General       |     Version:  trunk
 Severity:  normal        |  Resolution:
 Keywords:                |     Focuses:  performance
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Changes (by maksimkuzmin):

 * Attachment "54572.diff" added.

 Provides the proposed functionality as well as tests.

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Ticket URL: <https://core.trac.wordpress.org/ticket/54572>
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