bug#11360: ERC completion case-sensitive

[Lars Ingebrigtsen]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>> erc-completion-ignore-case or completion-ignore-case is t. A specific
>> setting seems like a good idea because presumably some people will want
>> case-insensitive completion in erc but not elsewhere.
>
> There are 2 notions of "case-sensitivity" when it comes to completion:
> - whether the case is semantically significant in the end result
>   (i.e. is "FirstName" another user than "firstname"?).
> - whether the user wants "FirstName" be considered as a valid candidate
>   for completion of "fir".
>
> The current completion code somewhat conflates the two, but in terms of
> "what should Emacs do" the difference is important.  Of course, the
> second consideration only applies when the first is true.
>
> So: is the case semantically significant, here?

irc retains case, but it doesn't use it to distinguish.  That is, if you
have a nick "Larsi", you can't have a nick "larsi".

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