Ignore my reply. This isn't related to the polymer-expressions issue I linked to.
Raf, here's a JS to help: http://jsbin.com/UGEHuxO/4/edit On Thu, Jan 16, 2014 at 11:21 AM, Rob Eisenberg <[email protected] > wrote: > I'm still not clear how this relates to what I'm reporting here... > > > On Thu, Jan 16, 2014 at 2:11 PM, Rafael Weinstein <[email protected]>wrote: > >> The bug has to do with unreachable paths, e.g. >> >> var foo = {}; >> >> foo.bar.baz; // throws in JS. In TemplateBinding/polymer-expressions, >> this path should evaluate to undefined (not throw). This was broken, but >> the referenced bug fixes it. >> >> >> On Thu, Jan 16, 2014 at 11:02 AM, Rob Eisenberg < >> [email protected]> wrote: >> >>> Can you explain the actual issue? When it's fixed, will I get control >>> over the bind function again? or will it just fix the toString issue? >>> A related question....since I'm using individual pollyfills, what's the >>> best way to keep up with changes and keep my dependencies up to date? I'm >>> guessing I should just track each individual repo... >>> >>> >>> On Thu, Jan 16, 2014 at 1:40 PM, Eric Bidelman <[email protected]> wrote: >>> >>>> There's a bug: >>>> https://groups.google.com/forum/?fromgroups=#!topic/polymer-dev/SPbOamjlbhc >>>> >>>> Should be fixed in the next push (likely today). >>>> >>>> >>>> On Thu, Jan 16, 2014 at 9:13 AM, Rob Eisenberg < >>>> [email protected]> wrote: >>>> >>>>> I had a pretty nice custom element system build on the pollyfills >>>>> from Stable release 2013-11-07 When I updated to 0.1.2, everything broke. >>>>> I've been going throughout, fixing things bit by bit, but now I'm to a >>>>> point where I'm wondering if there's something wrong with Polymer. It >>>>> seems >>>>> as if custom element binding are being evaluated before the element is >>>>> upgraded. I'm not sure about that, but I can't explain the behavior I'm >>>>> seeing any other way. Here's my custom element test code: >>>>> >>>>> var proto = Object.create(HTMLElement.prototype); >>>>> >>>>> proto.createdCallback = function () { >>>>> this.customAttributes = {}; >>>>> console.log('created'); >>>>> }; >>>>> >>>>> proto.attachedCallback = function() { >>>>> console.log('attached'); >>>>> }; >>>>> >>>>> proto.bind = function(name, value, oneTime) { >>>>> console.log('bind', name, value, oneTime); >>>>> }; >>>>> >>>>> proto.setAttribute = function(name, value) { >>>>> console.log('setAttribute', name, value); >>>>> }; >>>>> >>>>> proto.attributeChangedCallback = function(attrName, oldVal, newVal) { >>>>> console.log('attribute changed', attrName, oldVal, newVal); >>>>> }; >>>>> >>>>> Object.defineProperty(proto, 'something', { >>>>> get: function () { >>>>> return this.customAttributes['something']; >>>>> }, >>>>> set: function (val) { >>>>> this.customAttributes['something'] = value; >>>>> console.log('something change', value); >>>>> } >>>>> }); >>>>> >>>>> document.registerElement('dx-test', { prototype: proto }); >>>>> >>>>> Then I use it inside of one of my templates like this: >>>>> >>>>> <dx-test something="{{someProperty}}"></dx-test> >>>>> >>>>> When I do this, the only callback that is fired is *createdCallback * and >>>>> by then it seems to have already parsed the bindings out. This prevents me >>>>> from having any custom *bind* logic and even from reliably getting >>>>> the value of my own property. If *something* is not a primitive >>>>> value, then attribute's value is the result of *toString().* >>>>> >>>>> Am I doing something wrong here? Is this a bug? >>>>> >>>>> Follow Polymer on Google+: plus.google.com/107187849809354688692 >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Polymer" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> >>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>> >>>> >>>> >>> >>> >>> -- >>> Rob Eisenberg, >>> President - Blue Spire >>> www.durandaljs.com >>> >>> Follow Polymer on Google+: plus.google.com/107187849809354688692 >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "Polymer" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/polymer-dev/CAMsr9Pnam_Wz%2BgZ69PdN4WhxKFVG8pJFX7YWkEgNFs5YydJyZQ%40mail.gmail.com >>> . >>> >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >> >> > > > -- > Rob Eisenberg, > President - Blue Spire > www.durandaljs.com > Follow Polymer on Google+: plus.google.com/107187849809354688692 --- You received this message because you are subscribed to the Google Groups "Polymer" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/polymer-dev/CACGqRCBG5WiqPdS%3Dvcfq_nNP5zzGmAGejbcHCOQwUE74fL_0xg%40mail.gmail.com. For more options, visit https://groups.google.com/groups/opt_out.
