Models derived from subclass of AR fail
Reported by Allan Cochrane | March 7th, 2008 @ 03:20 AM
Given:
class ResultBaseClass < ActiveRecord::Base
end
class SysvalResult < ResultBaseClass
end
class SysvalResultAR < ActiveRecord::Base
end
then I get:
>> SysvalResult.select{|z| z.name == "fred"}
ArgumentError: wrong number of arguments (2 for 1)
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/select.rb:27:in `=='
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/select.rb:27:in `send'
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/select.rb:27:in `process_call'
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/base.rb:74:in `send'
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/base.rb:74:in `process'
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/base.rb:9:in `process_proc'
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/base.rb:74:in `send'
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/base.rb:74:in `process'
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/processors/base.rb:85:in `to_s'
from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/context.rb:45:in `<<' </p><p> from /usr/lib/ruby/gems/1.8/gems/ambition-0.5.2/lib/ambition/api.rb:13:in `select'
from (irb):2
>> SysvalResultAR.select{|z| z.name == "fred"}
=> Query object: call
It seems that the derivation from a base class breaks ambition.
The db is sqlite3 but it also fails for mysql.
Gems:
*** LOCAL GEMS ***
abstract (1.0.0)
actionmailer (2.0.2)
actionpack (2.0.2)
activerecord (2.0.2)
activeresource (2.0.2)
activesupport (2.0.2)
ambition (0.5.2)
ambitious-activerecord (0.1.1)
ar-extensions (0.7.0)
cgi_multipart_eof_fix (2.5.0)
daemons (1.0.9)
datamapper (0.2.5)
erubis (2.5.0)
fastercsv (1.2.3)
fastthread (1.0.1)
flexmock (0.8.0)
gem_plugin (0.2.3)
googlecharts (1.1.0)
gruff (0.2.9)
highline (1.4.0)
hoe (1.5.1, 1.5.0)
hpricot (0.6)
mocha (0.5.6)
mongrel (1.1.4, 1.1.3)
mongrel_cluster (1.0.5)
needle (1.3.0)
net-sftp (1.1.1, 1.1.0)
net-ssh (1.1.2)
open4 (0.9.6)
ParseTree (2.1.1, 2.0.1)
railroad (0.4.0)
rails (2.0.2)
rake (0.8.1)
rcov (0.8.1.2.0)
RedCloth (3.0.4)
rspec (1.1.3)
rubigen (1.2.4, 1.2.3, 1.2.0, 1.1.1)
ruby-net-ldap (0.0.4)
ruby-treemap (0.0.2)
ruby2ruby (1.1.8, 1.1.7)
rubyforge (0.4.4)
rubygems-update (1.0.1)
RubyInline (3.6.6)
sources (0.0.1)
sparklines (0.5.0)
sparklines_generator (0.2.2)
test-spec (0.4.0)
tidy (1.1.2)
wirble (0.1.2)
wxruby (1.9.4)
ZenTest (3.9.1)
I have patched the ambition.gemspec file so that the dependencies are:
s.add_dependency(%q<ParseTree>, ["= 2.1.1"])
s.add_dependency(%q<ruby2ruby>, ["= 1.1.7"])
s.add_dependency(%q<rubigen>, ["= 1.1.1"])
in response to a Google groups post that suggested that the ParseTree version was the problem - but it doesn't help
Really hoping you can sort this one out, I like the look of ambition but this is a real show-stopper for me.
Allan
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