On Viernes, 30 de Septiembre de 2011 18:18:14 Ryan Moats escribió:
> I've been using the 3.1.2 gem from github.
>
> Looking at line 73/74 of lib/active_scaffold/attibute_params.rb via the
> github code browser, I don't see anything different from what is in my
> gem. So while I can see about pulling the latest commit, I doubt it's
> going to clarify anything.
There is a difference
gem:
raise ActiveScaffold::ReverseAssociationRequired, "Association #{a.name}:
git:
raise ActiveScaffold::ReverseAssociationRequired, "Association #{a.name} in
class #{parent_record.class.name}:
>
> Ryan
>
> On Fri, 30 Sep 2011, Sergio Cambra .:: entreCables S.L. ::. wrote:
> > On Viernes, 30 de Septiembre de 2011 16:42:26 Ryan Moats escribió:
> >> Final update... once I looked at the associations in Fief again it
> >> dawned on me that the ones I was tripping over are incomplete
> >> specifications and confuse AS because it can't find the other end.
> >>
> >> Correct specification for the four associations are:
> >> has_many :lent_forces, :class_name => "LentForce", :foreign_key =>
> >>
> >> "sourceFief_id", :inverse_of => :lending_fief
> >>
> >> has_many :borrowed_forces, :class_name => "LentForce", :foreign_key
> >>
> >> => "holderFief_id", :inverse_of => :lessee_fief
> >>
> >> has_many :prisoners, :class_name => "Prisoner", :foreign_key =>
> >>
> >> "sourceFief_id", :inverse_of => :owning_fief
> >>
> >> has_many :held_prisoners, :class_name => "Prisoner", :foreign_key =>
> >>
> >> "holderFief_id", :inverse_of => :holding_fief
> >>
> >> and then creating a World works.
> >>
> >> So, bottom line is that I'd like to see the error message in this case
> >> be a bit more useful - I spent a day on a wild goose chase based on
> >> what the error said instead of the 30 minutes that it took once I got
> >> on the right track.
> >> However, looking at the code that raises this error, it's not obvious
> >> to me how to make the statement more descriptive...
> >>
> >> Ryan
> >>
> >> On Sep 30, 8:55 am, Ryan Moats <[email protected]> wrote:
> >>> An update on this topic. After chasing down the inflection rathole
> >>> for most of yesterday, I pulled back out and went back to simple A/B
> >>> testing of Fief. It turns out that the error message is rather
> >>> misleading (and I guess you can count this as a "grump") as the
> >>> problem is not the association between World and Fief as is reported,
> >>> but the issue is between Fief and a pair of classes that each have a
> >>> pair of foreign keys back to the Fief table.
> >>>
> >>> What I'm bumping against is the following definitions in Fief:
> >>> has_many :lent_forces, :inverse_of => :lending_fief
> >>>
> >>> # has_many :borrowed_forces, :inverse_of => :lessee_fief
> >>>
> >>> has_many :prisoners, :inverse_of => :owning_fief
> >>>
> >>> # has_many :held_prisoners, :inverse_of => :holding_fief
> >>>
> >>> the first two "has many" declarations match up with the following
> >>>
> >>> lines in LentForces:
> >>> belongs_to :lending_fief, :foreign_key =>
> >>>
> >>> "sourceFief_id", :class_name => "Fief"
> >>>
> >>> belongs_to :lessee_fief, :foreign_key =>
> >>>
> >>> "holderFief_id", :class_name => "Fief"
> >>>
> >>> while the second two match up with the following lines from Prisoner:
> >>> belongs_to :owning_fief, :foreign_key =>
> >>>
> >>> "sourceFief_id", :class_name => "Fief"
> >>>
> >>> belongs_to :holding_fief, :foreign_key =>
> >>>
> >>> "holderFief_id", :class_name => "Fief"
> >>>
> >>> With the lines from Fief shown commented above, I can add a new World
> >>> via AS. If I uncomment either of them, then I trip the error. So,
> >>> there is a problem, but it's not where it's reported.
> >>>
> >>> More as I chase this down...
> >>> Ryan
> >
> > Are you using rails 3.1? Can you check with last commit if error message
> > is better now?
--
Sergio Cambra .:: entreCables S.L. ::.
Mariana Pineda 23, 50.018 Zaragoza
T) 902 021 404 F) 976 52 98 07 E) [email protected]
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