I sent a note to the dojo list, so they're aware of the situation.
Meanwhile it's an easy enough work-around to avoid the problem.
-Patrick
On Saturday, December 29, 2012 5:51:32 PM UTC-8, David Nolen wrote:
>
> Yes this is known problem w/ ClojureScript that could be solved if/when we
> get proper Keywords/Symbol types.
>
> David
>
>
> On Sat, Dec 29, 2012 at 8:46 PM, Patrick Logan
> <patric...@gmail.com<javascript:>
> > wrote:
>
>> From what I can tell, dojo is testing an argument to see whether it has a
>> method named "call". dojo seems to be assuming that if such a method
>> exists, then the argument will not be a string.
>>
>> Then clojurescript seems to be assigning a function named "call" to the
>> String prototype. And so these two libraries conflict.
>>
>> I am unsure whether either library is completely to blame. However it
>> seems fairly clear that dojo does not intend to invoke "call" on a string.
>>
>> Changing dojo/on.js, line 83, to
>>
>> if(type.call && (!type instanceof String)){
>>
>> does fix the problem. I'll check with the dojo folks on making a change
>> along these lines unless someone can suggest a change to clojurescript.
>>
>> -Patrick
>>
>>
>> On Wednesday, November 28, 2012 9:15:11 PM UTC-8, Brian Nelson wrote:
>>>
>>> ok. I've had some time to look into this now and have figured out a few
>>> things.
>>>
>>> 1. This is not due to calling the DGrid constructor from clojurescript.
>>> It occurs even when I call the DGrid constructor from straight javascript
>>> code. So it doesn't have to do with the clojurescript code calling the
>>> constructor.
>>>
>>> 2. The error goes away if I don't require cljs.core. If cljs.core is
>>> required then the grid constructor ends up calling back into some code in
>>> cljs.core, which is where the error occurs.
>>>
>>> So I'm a little further down the road but still don't know exactly why
>>> doing a goog.require("cljs.core") causes cljs.core to receive events from
>>> the DGrid constructor. Digging in with my javascript debugger and will
>>> update this as I find out more information.
>>>
>>>
>>>
>>> On Monday, November 19, 2012 11:15:54 PM UTC-6, Brian Nelson wrote:
>>>>
>>>> Hi,
>>>>
>>>> I'm brand new to ClojureScript and have been trying to get myself
>>>> familiarized with it's javascript interop capabilities by implementing
>>>> the Dojo toolkit tutorials. I've successfully implemented several of
>>>> the tutorials, but now I've run into something that I can't figure out
>>>> and am looking for someone to point me in the right direction.
>>>>
>>>> I am calling the DGrid(Dojo grid) constructor using the function
>>>> maingrid
>>>>
>>>> (ns couchadmin.core
>>>> (:use [jayq.util :only [clj->js]])
>>>> (:require [clojure.browser.repl :as repl]))
>>>>
>>>> (defn greet [dom fx]
>>>> (let [element (.byId dom "greetingcljs")]
>>>> (set! (. element -innerHTML) "Hello from Dojo using
>>>> ClojureScript")
>>>> (.play (.slideTo fx (clj->js {:top 200 :left 200 :node
>>>> element})))))
>>>>
>>>> (defn maingrid [dom grd]
>>>> (do
>>>>
>>>> (grd. (clj->js {:columns (clj->js {:first "First Name"})}) "grid")
>>>> (js/alert "hello world")))
>>>>
>>>> (defn ^:export main []
>>>> (comment (repl/connect "http://localhost:9000/repl";))
>>>> (comment (js/require (array "dojo/dom" "dojo/fx" "dojo/domReady!")
>>>> greet))
>>>> (js/require (array "dojo/dom" "dgrid/Grid" "dojo/domReady!")
>>>> maingrid))
>>>>
>>>>
>>>> When the page is loaded the grid is constructed, but afterwards I see
>>>> the following javascript exception
>>>>
>>>> Uncaught Error: No protocol method ILookup.-lookup defined for
>>>> type object: [object HTMLDivElement]
>>>>
>>>> I'm wondering what this message is indicating. Did I call the
>>>> constructor incorrectly? Is this an incompatibility with Dojo? Do I
>>>> need to implement ILookup somehow? Any help would be greatly
>>>> appreciated.
>>>>
>>>> Brian
>>>>
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