[webkit-dev] Spelling document markers: Design question

[Ryosuke Niwa]

On Thu, Mar 14, 2013 at 12:09 PM, Rouslan Solomakhin <
rouslan+webkit at chromium.org> wrote:

> On Mon, Mar 11, 2013 at 2:48 PM, Ryosuke Niwa <rniwa at webkit.org> wrote:
>
>> I'd rather not add another subclass. That's even worse than
>> modifying DocumentMarkerDetails IMO because this new subclass
>> of DocumentMarkerDetails can't be shared among multiple markers.
>>
>> It seems okay for each DocumentMarker to directly have an identifier
>> although we might want to if-def it depending on how big that identifier is.
>>
>
> I think that DocumentMarkers will not be able to share the identifiers,
> because I would like a unique identifier for each DocumentMarker.
>

That's why I'm suggesting it to add it to DocumentMarker. Please don't make
DocumentMarkerDetails unsharable in some cases.

I would like to keep the options open and use a String to store the
> identifier. The longest identifier that I can think up is a SHA-512 hash.
> This hash is 64 bytes long, or around 100 ASCII characters in Base64
> encoding. Is this identifier too large?
>

Definitely too big. Please don't do that. unsigned or uint64_t identifiers
should be sufficient for this.

- R. Niwa
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