[webkit-dev] Passing data structures through postMessage()

Oliver Hunt oliver at apple.com
Thu Sep 10 17:40:57 PDT 2009

On Sep 10, 2009, at 5:32 PM, Drew Wilson wrote:

> On Thu, Sep 10, 2009 at 5:29 PM, Oliver Hunt <oliver at apple.com> wrote:
> This is incorrect, from the bindings point of view the type here  
> should be "any", which in the JS bindings means ScriptValue.  The  
> actual serialisation is by definition bindings dependent, be that  
> JSC or ObjC.
> Certainly, from a WebIDL standpoint this is correct. I'm not certain  
> that our current code generator will accept this (the JS bindings  
> are quite flexible especially if we are talking about custom  
> attributes, but my experience with the ObjC generated bindings are  
> that you need to specify concrete classes in the .idl files or else  
> you end up with type errors at compile time - this could obviously  
> be changed).

The implementation i had many months ago worked more or less correctly  
for obj-c and js (for those objects it could correctly serialise, per  
my prior email exactly what got serialised was less clear than would  
be ideal) provided that they provided a serialisation function.


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