[whatwg] Question about pushState

[Jonathan 'J5' Cook]

Jonas Sicking wrote:
> On Wed, Dec 16, 2009 at 11:51 AM, Darin Fisher <darin at chromium.org> wrote:
>   
>> [Apologies if this has been discussed before, but I couldn't find it in the
>> archives.]
>> Why does pushState only prune forward session history entries corresponding
>> to the same document?  I would have expected it to behave like a reference
>> fragment navigation, which prunes *all* forward session history entries.
>>  Reason: it seems strange when a "navigation" doesn't result in a disabled
>> forward button in the browser UI, so an app developer may be unsatisfied
>> using pushState in place of reference fragment navigations.
>> Thoughts?
>>     
>
> I agree. I *think* what you are suggesting is what the implementation
> that Justin Lebar has written for Firefox does.
>
> / Jonas
>   
I would think that the behavior has to do with the definition of URL/URI 
and URL/URI fragment.  Moving backwards inside a page is considered 
navigation inside the URL/document (think scrolling in a page that is 
not enhanced), AFAICT.

J5