Re: read-regexp

[Juri Linkov]

>> The problem is in the ambiguous name of the argument DEFAULT.
>> It was intended to provide exactly the same functionality as the
>> argument STRING-DESCRIBING-DEFAULT of the function `read-face-name',
>> i.e. to display in the minibuffer prompt what default the function
>> will use if the user types RET.
>
> The question is rather: why isn't that string available via M-n as
> defaults usually do?  I think adding that regexp to M-n is a better
> option, and that makes the use of the name `default'
> completely justified.

This string is not available via M-n due to historical requirements of
`occur'.  It used to display the last element of regexp-history
in the prompt and use it when the user types RET.  Other commands
that use read-regexp historically don't require such a string.

-- 
Juri Linkov
http://www.jurta.org/emacs/