Hoping to see that day soon! :) On Tue, Jun 19, 2012 at 10:01 PM, Erik Arvidsson <[email protected]>wrote:
> On Tue, Jun 19, 2012 at 8:37 AM, Allen Wirfs-Brock > <[email protected]> wrote: > > Actual API "design" is probably an orthogonal issue. What the "Object > Model Reformation" proposal (which is probably better understood by its > subtitle "Decoupling [ ] and Property Access") does is permit the existing > behavior of DOM collections to be directly expressed in JavaScript without > having having to resort to host object magic. It supports the general > principle of: If the DOM needs to do it then it should be doable in pure > JavaScript. There are lots of reasons why for some objects it makes sense > for "indexed access" to have different semantics than "property access". > The DOM does this today. In an improved DOM API design it will probably > also be the case. The Object Model Reformation provides a semantic basis > for designing such improved APIs rather than just making up host object > magic that has no foundation in core JavaScript semantics. > > I'm a big fan of your proposal but it is unfortunately not sufficient > to express the current DOM. People do depend on MemberExpression too. > For example: > > document.forms[0].bar instead of document.forms[0]['bar'] > frames.foo instead of frames['foo'] > > One thing we could do once/if the object model reformation is > implemented is to rename the current indexed and named properties in > WebIDL to LegacyIndexed and LegacyNamed and mandate that new > interfaces only use MemberLookup (square bracket lookup). > > Still, I wonder if we don't need an alternative way to implement > indexed and named attributes from WebIDL to compatible with the web as > is its. > > -- > erik > _______________________________________________ > es-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es-discuss > -- *'I am what I am because of who we all are'* h3manth.com <http://www.h3manth.com> *-- Hemanth HM *
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