bug#30988: 25.3; Cannot input capital sharp S using the input method german-prefix

[Eli Zaretskii]

> From: Nichtmein Name <cgeek97@gmail.com>
> Date: Thu, 29 Mar 2018 15:12:19 +0200
> 
> Steps to reproduce: 
> 1) Launch emacs -Q 
> 2) M-x set-input-method german-prefix 
> 3) Type " (double quote) followed by S (capital s) 
> 
> Expected behavior: 
> Emacs should insert ẞ, that is, a capital sharp S (which is an official 
> letter in Germany 
> as of 2017, see https://en.wikipedia.org/wiki/Capital_%E1%BA%9E ) 
> 
> Actual behavior: 
> Emacs inserts the text literally. 

Thank you for your report.

In general, what you can expect from an Emacs input method is shown
when you type "C-h C-\ RET".  As you can see, this letter was not
supported by the german-prefix and german-postfix input methods.  I
now added it on the master branch.