Today's programming challenge - How's your Range-Fu ?

[Chris via Digitalmars-d]

On Saturday, 18 April 2015 at 17:04:54 UTC, Tobias Pankrath wrote:
>> Isn't this solved commonly with a normalization pass? We 
>> should have a normalizeUTF() that can be inserted in a 
>> pipeline.
>
> Yes.
>
>> Then the rest of Phobos doesn't need to mind these combining 
>> characters. -- Andrei
>
> I don't think so. The thing is, even after normalization we 
> have to deal with combining characters because in all 
> normalization forms there will be combining characters left 
> after normalization.

Yes, again and again I encountered length related bugs with 
Unicode characters. Normalization is not 100% reliable. I don't 
know anyone who works with non English characters who doesn't 
have problems with Unicode related issues sometimes.