CLDR proposal: Move collator CLDR settings into ICU format

[Mark Davis ☕️]

I'm strongly in favor of these changes.


Mark <https://google.com/+MarkDavis>

*— Il meglio è l’inimico del bene —*

On Fri, Apr 3, 2015 at 10:59 PM, Markus Scherer <markus.icu at gmail.com>
wrote:

> Dear CLDR team & users,
>
> I would like to propose the following spec & data changes for CLDR 28.
> Please provide *feedback by next Thursday, 2015-apr-09*.
> CLDR ticket: http://unicode.org/cldr/trac/ticket/8289
>
> Proposal:
> - Deprecate XML elements under <collation>:
>     import, settings, suppress_contractions, optimize
>   together with their specific attributes
> - Change the CLDR collation tailorings data to
>   replace the use of these XML elements with equivalent ICU syntax
>
> For example:
>
> <settings caseFirst="upper"/>
> <import source="da" type="standard"/>
> <suppress_contractions>[เ-ไ ເ-ໄ ꪵ ꪶ ꪹ ꪻ ꪼ]</suppress_contractions>
> <settings normalization="on" alternate="shifted" reorder="Thai"/>
>
> ->
>
> [caseFirst upper]
> [import da-u-co-standard]
> [suppressContractions [เ-ไ ເ-ໄ ꪵ ꪶ ꪹ ꪻ ꪼ]]
> [normalization on][alternate shifted][reorder Thai]
>
> Rationale:
>
> The LDML collation spec
> <http://www.unicode.org/reports/tr35/tr35-collation.html#Collation_Element>
> provides for two ways for parametric settings and special rules in
> collation tailoring data: via special XML elements, or as part of the ICU
> syntax rules in <cr><![CDATA[...]]></cr>. See the underlined elements in
> the following line copied from the spec:
>
> <!ELEMENT collation (alias | ( *import*, settings?,
> suppress_contractions?, optimize?*, cr*, special*)) >
>
> Two ways of doing the same thing lead to inconsistencies.
>
> CLDR tools and tests would not have to convert these elements to ICU
> syntax any more.
>
> The spec would be simpler.
>
> This change makes it clearer that the settings get *import*ed too, not
> just the rules.
>
> Note that CLDR 24
> <http://www.unicode.org/reports/tr35/tr35-33/tr35.html#Modifications>
> deprecated the XML syntax for rules and replaced the XML syntax rules data
> with equivalent ICU syntax rules.
>
> Sincerely,
> markus
>
> _______________________________________________
> CLDR-Users mailing list
> CLDR-Users at unicode.org
> http://unicode.org/mailman/listinfo/cldr-users
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://unicode.org/pipermail/cldr-users/attachments/20150404/6e06667c/attachment-0001.html>