[wp-trac] [WordPress Trac] #43113: Multiple custom item classes are returned as single string when using 'nav_menu_link_attributes' filter with Customizer preview

[WordPress Trac]

#43113: Multiple custom item classes are returned as single string when using
'nav_menu_link_attributes' filter with Customizer preview
---------------------------------------------+-----------------------------
 Reporter:  lrdn                             |       Owner:  noisysocks
     Type:  defect (bug)                     |      Status:  reviewing
 Priority:  normal                           |   Milestone:  Future Release
Component:  Customize                        |     Version:  4.3
 Severity:  normal                           |  Resolution:
 Keywords:  has-patch has-unit-tests commit  |     Focuses:
---------------------------------------------+-----------------------------
Changes (by noisysocks):

 * keywords:  has-patch has-unit-tests needs-testing needs-refresh => has-
     patch has-unit-tests commit


Comment:

 I attached:

 - [attachment:"43113.2.diff"] which is a refresh of
 [attachment:"43113.diff"], and;
 - [attachment:"43113.3.diff"] which uses `! is_array()` instead of
 `is_string()`.

 Both patches fix the bug locally and LGTM.

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Ticket URL: <https://core.trac.wordpress.org/ticket/43113#comment:7>
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