https://github.com/swannodette/om/blob/master/src/om/core.cljs#L770 looks like the bug. It appears that it should pass parent into ref-sub-cursor, which would prevent this.
--Todd On Friday, October 31, 2014 4:31:04 PM UTC-7, Todd Berman wrote: > Additional debugging shows that state has nothing to do with anything. When I > edit the answer title of an existing question, I get the same error. It just > is guaranteed to happen during creation (duh). > > --Todd > > On Friday, October 31, 2014 4:28:25 PM UTC-7, Todd Berman wrote: > > Very possible. > > > > > > > > > > Basically, I have this structure: > > > > > > > > > > Question > > > > Answer > > > > Editable > > > > > > > > > > Question gets a cursor that it uses only to get the id of the question to > > show, and uses a ref-cursor to grab the actual data from a friendly API. > > > > > > > > > > It then passes a sub cursor to Answer (because a Question may have N > > answers), which in turn uses editable. > > > > > > > > > > There is one pattern (creating a new question) where I get an exception > > thrown because parent is null (which prompted this email, and it turns out > > has nothing to do with ref-sub-cursor implementing IOmRef, so I apologize > > for the increasingly misnamed subject). > > > > > > > > > > Unclear how I get into that state, or what I can do to debug it. > > > > > > > > > > —Todd > > > > > > > > > > > > > > On Fri, Oct 31, 2014 at 4:23 PM, David Nolen <[email protected]> wrote: > > > > Sub cursors from an IOmRef instance won't themselves be IOmRefs. For > > > > the time being we're going to stick to this. > > > > > > I'd like to hear a lot more details about the use case before changing > > > > my mind. It seems to me if you really need sub cursors to be ref > > > > cursors you are not writing the API that you need for you application > > > > and piggiebacking on ref cursors in an unintended way. > > > > > > David > > > > > > On Sat, Nov 1, 2014 at 12:10 AM, Todd Berman <[email protected]> wrote: > > > > > I am running into an issue where it appears that a ref-sub-cursor > > > (https://github.com/swannodette/om/blob/master/src/om/core.cljs#L763) > > > should implement IOmRef, as it appears that -refresh-deps! is being > > > called against it, which won't work. > > > > > > > > > > I am able to make this happen when creating a reference cursor, passing a > > > sub cursor to a component, and then having that get passed to a third > > > component (basically, following the editable paradigm from the tutorials). > > > > > > > > > > I am still a relative newbie when it comes to the Om internals, so > > > unclear why this is happening in one case, but not in others. > > > > > > > > > > --Todd > > > > > > > > > > -- > > > > > Note that posts from new members are moderated - please be patient with > > > your first post. > > > > > --- > > > > > You received this message because you are subscribed to the Google Groups > > > "ClojureScript" group. > > > > > To unsubscribe from this group and stop receiving emails from it, send an > > > email to [email protected]. > > > > > To post to this group, send email to [email protected]. > > > > > Visit this group at http://groups.google.com/group/clojurescript. > > > > > > -- > > > > Note that posts from new members are moderated - please be patient with > > your first post. > > > > --- > > > > You received this message because you are subscribed to a topic in the > > Google Groups "ClojureScript" group. > > > > To unsubscribe from this topic, visit > > https://groups.google.com/d/topic/clojurescript/AEFcjjDsHKY/unsubscribe. > > > > To unsubscribe from this group and all its topics, send an email to > > [email protected]. > > > > To post to this group, send email to [email protected]. > > > > Visit this group at http://groups.google.com/group/clojurescript. -- Note that posts from new members are moderated - please be patient with your first post. --- You received this message because you are subscribed to the Google Groups "ClojureScript" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/clojurescript.
