bug#59923: Error when installing non-existent package add trailing dash character to package name

[Stefan Monnier]

>> diff --git a/lisp/emacs-lisp/package.el b/lisp/emacs-lisp/package.el
>> index a9fd8c741e..4d33311cb7 100644
>> --- a/lisp/emacs-lisp/package.el
>> +++ b/lisp/emacs-lisp/package.el
>> @@ -1949,8 +1949,10 @@ package-compute-transaction
>>                (if (eq next-pkg 'emacs)
>>                    (error "This package requires Emacs version %s"
>>                           (package-version-join next-version))
>> -                (error "Package `%s-%s' is unavailable"
>> -                       next-pkg (package-version-join next-version))))))
>> +                (error (if (not next-version)
>> +                           (format "Package `%s' is unavailable" next-pkg)
>> +                         (format "Package `%s' (version %s) is unavailable"
>> +                                 next-pkg (package-version-join
>> next-version))))))))
>>            (setq packages
>>                  (package-compute-transaction (cons found packages)
>>                                               (package-desc-reqs found)
>> 

LGTM (modulo the wrapping introduced by email quoting, obviously :-)


        Stefan