[Cuis] (Minimal) requirements for Unicode support?

[H. Hirzel]

On 2/21/13, Juan Vuletich <juan at jvuletich.org> wrote:
> Hi Hannes,
>
> On 2/13/2013 2:46 PM, H. Hirzel wrote:
>> Hello Juan
>>
>>> On 2/8/13, Juan Vuletich<juan at jvuletich.org>  wrote:
>>>> Unfortunately, this means I broke the examples at
>>>> https://github.com/hhzl/Cuis-Add-Ons/blob/master/UnicodeNotes.md .
>> I have updated the file UnicodeNotes.md
>
> Thanks. Just a small correction. You say "Note: #utf8ToISO8859s15 is
> only used by the clipboard.", but that's no longer true, as now
> #fromUtf8: is used.

DONE

--HJH


>
>> and I did a test class (attached) which shows how to read and write an
>> UTF8 file.
>>
>> test5ReadWriteUtf8
>> 	
>> 	"see UnicodeNotes.md"
>> 	
>>       "self new test5ReadWriteUtf8"
>>       | stream content byteArray byteArray2 |
>>
>> 	"read UTF8 Unicode file into internal string with NCRs"
>> 	"for NCR see http://en.wikipedia.org/wiki/Numeric_character_reference"
>> 	
>> 	stream := (FileStream  fileNamed:  self class fileName) binary.
>> 	byteArray := stream contentsOfEntireFile.
>>        content := String fromUtf8: byteArray.
>> 	"NCRs were added to 'content' as needed"
>>
>> 	"write internal string back to UTF8 file with NCRs converted back to
>> UTF8 chars"
>> 	stream := (FileStream  forceNewFileNamed:  self class fileName2) binary.
>> 	stream nextPutAll: (content asUtf8: true).  "true means: convert NCRs
>> back to UTF8"
>> 	stream close.
>>
>>        "compare the two versions: what is in file 'fileName' with what
>> is in file 'fileName2'"
>> 	stream := (FileStream  fileNamed:  self class fileName) binary.
>> 	byteArray := stream contentsOfEntireFile.
>> 	stream close.
>>
>> 	stream := (FileStream  fileNamed:  self class fileName2) binary.
>> 	byteArray2 := stream contentsOfEntireFile.
>> 	stream close.
>>
>> 	self assert: byteArray = byteArray2.
>>
>>
>> BTW according to http://en.wikipedia.org/wiki/UTF8 'Official name and
>> variants'
>> UTF8 should all be uppercase.
>>
>> As of now I can use Cuis 4.1-1590 as is for my work which includes
>> reading and writing UTF8 encoded text files (including HTML files). So
>> as far as I am concerned further extended Cuis Unicode support might
>> be put on the back burner for some time.
>>
>> However it might still be worthwhile considering maintaining a
>> TextConverter and UTF8Converter class for compatibility and other
>> reasons. More on this later.
>>
>> Thank you for the update
>>
>> https://github.com/jvuletich/Cuis/blob/master/UpdatesSinceLastRelease/1590-InvertibleUTF8Conversion-JuanVuletich-2013Feb08-08h11m-jmv.1.cs.st
>>
>> and
>>
>> kind regards
>>
>> Hannes Hirzel
>>
>>
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>
>