bug#49776: 28.0.50; Incorrect username completion results reported by `read-file-name-interal`

[Lars Ingebrigtsen]

Daniel Mendler <mail@daniel-mendler.de> writes:

>> ustring here is "~man", and the boundary is 1, so completion--twq-all
>> returns "/foo/~man" (because it stripped off 1 character at the start).
>> 
>> But it should have stripped off "~/foo/~", I think?  Somehow?
>
> Yes. I think the problem here is the wrong completion boundary. The
> completion boundary should be placed such that the shadowed path is not
> part of the completion. In this case the completion boundary should be
> behind the second "~".

Yup.  But my understanding of the completion code is extremely limited,
so hopefully somebody who understands it better can propose a fix...

-- 
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   bloggy blog: http://lars.ingebrigtsen.no