How does it know to leave the names on if it is a top level global function
declaration?
On Jan 11, 2008 11:34 AM, P T Withington <[EMAIL PROTECTED]> wrote:
> Did you try enabling the debugSimple flag? That should cause the script
> compiler to drop the names from functions in the back end so you would not
> have to change the tag compiler.
>
> On Jan 11, 2008, at 10:23, "Henry Minsky" <[EMAIL PROTECTED]> wrote:
>
> Background for others on the list: we found that the swf9 runtime gets an
> error when we create named functions and assign them
> to slots, such as is done for debugging purposes. It seems to cause a bug
> in their JIT such that the function can be called once,
> and then generates a VM verify error the second time it is called.
>
> For example , an onclick handler might compile to
>
> { $m1: function foo_$m1 () {this.parent.animate('rotation', 360, 1500,
> true)}}
>
> But the swf9 runtime apparently gets confused that this function is
> named, yet is being
> assigned to some other var and invoked dynamically.
>
> I noticed that in the tag compiler, the code that generates setter
> functions for attributes is always assigning a name to
> the function
>
>
> In NodeModel.java addAttributeElement there is code which compiles the
> "setter" attribute of an <attribute> tag
>
> if (setter != null) {
> String srcloc =
> CompilerUtils.sourceLocationDirective(element, true);
> // Maybe we need a new type for "function"?
> String setterfn =
> srcloc + "function " +
> parent_name + "_" + name + "_onset" +
> " (" + name + ") {" +
> "\n#pragma 'withThis'\n" +
> srcloc + setter + "\n}";
>
> if (setters.get(name) != null) {
> env.warn(
> "a setter for attribute named '"+name+
> "' is already defined on "+getMessageName(),
> element);
> }
>
> setters.put(name, setterfn);
> }
>
> It looks like this is always making a named function. I think we had
> better conditionalize that, and maybe
> it actually causes bugs in some DHTML runtimes? Would this be a test that
> would tickle the bug for DHTML?
>
> <class name="foo">
> <attribute name="bar" setter="this.baz = bar + ' is the value of
> bar'"/>
> </class>
>
> <foo>
> <handler name="oninit">
> this.setAttribute('bar', 259);
> Debug.write('baz = ', this.baz);
> </handler>
> </foo>
>
>
>
> --
> Henry Minsky
> Software Architect
> <[EMAIL PROTECTED]>[EMAIL PROTECTED]
>
>
--
Henry Minsky
Software Architect
[EMAIL PROTECTED]
