How to find cause for PHP flicker

[Milian Wolff]

On Tuesday 22 December 2009 02:35:23 Milian Wolff wrote:
> On Monday 21 December 2009 17:52:51 Milian Wolff wrote:
> > Hey all!
> >
> > I'm trying to hunt down the cause for the flickering when editing
> >  documents, esp. declarations of variables (but not their uses).
> >
> > But I can't hunt it down for the life of me... The colorization is lost
> > on (imo) totally random points. Is this done in another background
> > thread?
> >
> > My wild guess is that the variable is redeclared all the time, probably
> > because it's not in the symbol table? I'm really lost...
> 
> OK, I finally found a hint:
> http://mwolff.pastebin.com/f208336f9
> 
> This is the BT that eventually leads to the flickering, i.e. the removal of
>  the range triggers a view update (which is delayed...) and will remove
>  things.
> 
> I wonder why this range(s) are not encountered, looks like the whole
> "recompiling" is messed up in PHP :(

I found and fixed some things, hope this was a correct/reasonable approach. See 
also commit r1064880.

Hope this is not a huge abuse of the underlying stuff.

Though actually it kinda makes more sense now:

- build ast
- build contexts and declarations for "global" stuff (classes, functions, 
interfaces)
- build the rest
- build uses

-- 
Milian Wolff
mail at milianw.de
http://milianw.de
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