Thankyou. That works.
On Oct 30, 4:25 pm, Ezra Zygmuntowicz <[EMAIL PROTECTED]> wrote:
> Add Merb.disable :json to yoru init./rb file. AR does its own JSON
> voodoo and this should get you around the issue.
>
> -Ezra
>
> On Oct 30, 2008, at 1:13 PM, Praveen wrote:
>
>
>
>
>
>
>
> > Hi
> > I downloaded 0.9.10 and merb-gen'ed a simple test app. I commented out
> > DM related stuff in config files and added "dependency 'activerecord',
> > '2.1.2' " to dependencies.rb. Also, replaced all DM references in
> > init.rb with AR lines.
> > Not that anything is wrong with DM but I need to port an existing
> > application from Rails to merb and don't want to bite more than
> > possible to chew. So, first rails to merb then AR to DM.
>
> > One of the controllers returns json :
>
> > def index
> > data_model = {
> > :success => true,
> > :data => [
> > {
> > :name => 'j1'
> > }
> > ]
> > }
> > render_js data_model.to_json, :layout => false, :template => false
> > end
>
> > However, to_json method dies with this stacktrace. Seems like
> > something to do with AR since same code works great with DM. Has
> > anyone seen this issue with to_json and AR? Any ideas on how to work
> > around it. thanks.
>
> > ---------------------
> > merb : worker (port 4000) ~ wrong number of arguments (2 for 1) -
> > (ArgumentError)
> > /usr/lib/ruby/gems/1.8/gems/json_pure-1.1.3/lib/json/pure/
> > generator.rb:
> > 300:in `to_json'
> > /usr/lib/ruby/gems/1.8/gems/json_pure-1.1.3/lib/json/pure/
> > generator.rb:
> > 300:in `json_transform'
> > /usr/lib/ruby/gems/1.8/gems/json_pure-1.1.3/lib/json/pure/
> > generator.rb:
> > 299:in `map'
> > /usr/lib/ruby/gems/1.8/gems/json_pure-1.1.3/lib/json/pure/
> > generator.rb:
> > 299:in `json_transform'
> > /usr/lib/ruby/gems/1.8/gems/json_pure-1.1.3/lib/json/pure/
> > generator.rb:
> > 270:in `to_json'
> > /usr/lib/ruby/gems/1.8/gems/json_pure-1.1.3/lib/json/pure/
> > generator.rb:
> > 284:in `json_check_circular'
> > /usr/lib/ruby/gems/1.8/gems/json_pure-1.1.3/lib/json/pure/
> > generator.rb:
> > 270:in `to_json'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > json/encoding.rb:21:in `send'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > json/encoding.rb:21:in `encode'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > json/encoding.rb:31:in `raise_on_circular_reference'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > json/encoding.rb:20:in `encode'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > json/encoders/hash.rb:42:in `to_json'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > json/encoders/hash.rb:41:in `map'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > json/encoders/hash.rb:41:in `to_json'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > core_ext/object/misc.rb:28:in `returning'
> > /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.2/lib/active_support/
> > json/encoders/hash.rb:40:in `to_json'
> > /home/praveen/ruby-projects/test-app/app/controllers/jobs.rb:17:in
> > `index'
> > ...
>
> Ezra Zygmuntowicz
> [EMAIL PROTECTED]
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