[NTG-context] sort-lan.lua nitpicks and sorting

Hans Hagen pragma at wxs.nl
Fri May 7 11:21:55 CEST 2010


On 2-5-2010 3:59, Philipp Gesang wrote:

> 1. In sort-lan.lua, line 101 should read «['r'] = "r"», and line 144
> «['r'] = 26, -- r».

i patched the file

> 2. Although I read the disclaimer about said file being “preliminary and
> incomplete” -- is there some rationale behind the range of integers for
> each language mapping? The mapping for English goes from 1 to 51,
> interleaving 2 integers for each letter (which is odd because it should
> start from index 3 with “a”, shouldn't it?), while the Czech one goes
> from 1 to 40 without skipping, Finnish and Austrian from 1 to 58.

some old (ruby) code was used etc etc

>    What about mapping them onto a larger but common scale that would
> alleviate multilingual sorting so that the alphabetical representation
> of the phoneme /a/ maps to the same value over different languages?†
> E.g.
>    ["a"] = 3, -- in a Latin mapping,
>    ["α"] = 3, -- in Greek mapping,
>    ["а"] = 3, -- in a Russian mapping.

hm, interesting ... feel free to reshuffle and provide patches

> †   I know this is impractical for many writing systems and even within
> the set of Latin or Greek based alphabets it largely depends on a given
> purpose how much precision you need in sorting.

indeed but we can have multiple variants and are not bound to specific 
conventions

Hans

-----------------------------------------------------------------
                                           Hans Hagen | PRAGMA ADE
               Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
     tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
                                              | www.pragma-pod.nl
-----------------------------------------------------------------


More information about the ntg-context mailing list