Thank you for your feedback!
>> +(defcustom tab-line-switch-cycling nil
>> + "Enable `tab-line-switch-to-next-tab',
>> + `tab-line-switch-to-prev-tab' cycling switch. If the value is t,
>> + the cycling switch is enabled. If the value is nil, it is disabled."
>
>The first line of the docstring should be a complete sentence
>as described in (info "(elisp) Documentation")
I changed the docstring to meet this rule. I also changed defcustom
keyword values for this variable.
I changed the Suppress... patch's commit comment so that the error
case becomes clearer.
Modified patches are attached.
Best regards,
Katsuyuki
0001-Introduce-a-new-variable-tab-line-switch-cycling.patch