It would be helpful to see some more code, for example, is `query` ever
exposed in the outside scope? Where is it referenced for usage rather than
population?
On Tuesday, June 26, 2012 4:43:26 AM UTC-5, kuno wrote:
>
> This error occurs on node 0.6.19, not sure be fixed on 0.8 or not.
>
> suppose I have a nest function like this:
> <=======================================
> function outer() {
> var query = {};
> query.startkey = [];
> query.endkey = [];
>
> query.startkey.push('report');
> query.startkey.push({});
>
> var keysCallback = function(result) {
> query.startkey.push(result.key1);
> query.startkey.push(result.key2);
> ......
> }
>
> getResultFunction(args, keysCallback);
> }
> ======================================>
> most time, it works well, but in some very very rare chance, I got the
> error like this:
>
> <=======================================
>
> Object ["report",{}] has no method 'push'
>
> ========================================>
> if we inspect it, it'll tell that query.startkeys is an object with the
> array literal notation '["report",{}]', but not a real array.
>
> Since it occurs inside the inner keysCallback, but query.startkey was
> defined explicitly in the outer function, and works well.
> This make methink maybe there are some runtime errors, during the runtime
> lookup the query.startkeys from the scope of keysCallback to the outer
> function.
>
> But I am not a expert on v8, so this is just a suspection. I'd like to
> hear your opinion about this.
>
> --thanks
>
> kuno
>
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