Batman deletion

batman_posts_controller.coffee

class BatmanRailsDemo.PostsController extends Batman.Controller
  routingKey: 'posts'

  index: (params) ->
    BatmanRailsDemo.Post.load (err) -> throw err if err
    @set 'posts', BatmanRailsDemo.Post.get('all')
    @set 'post', new BatmanRailsDemo.Post()

  show: (params) ->
    @set 'post', BatmanRailsDemo.Post.find parseInt(params.id, 10), (err) ->
      throw err if err

    @render source: 'posts/show'

  new: (params) ->
    @set 'post', new BatmanRailsDemo.Post()
    @form = @render()

  create: (params) ->
    @get('post').save (err) =>
      $('#new_post').attr('disabled', false)

      if err
        throw err unless err instanceof Batman.ErrorsSet
      else
        BatmanRailsDemo.flashSuccess "#{@get('post.title')} created successfully!"
        @redirect '/posts'

  edit: (params) ->
    @set 'post', BatmanRailsDemo.Post.find parseInt(params.id, 10), (err) ->
      throw err if err
    @form = @render()

  update: (params) ->
    @get('post').save (err) =>
      $('#edit_post').attr('disabled', false)

      if err
        throw err unless err instanceof Batman.ErrorsSet
      else
        BatmanRailsDemo.flashSuccess "#{@get('post.title')} updated successfully!"
        @redirect '/posts'

  # not routable, an event
  destroy: ->
    @get('post').destroy (err) =>
      if err
        throw err unless err instanceof Batman.ErrorsSet
      else
        BatmanRailsDemo.flashSuccess "Removed successfully!"
        @redirect '/posts'

console error

batman console error via the throw, on Dropbox

http://db.tt/rYKeSwdk

posts_controller.rb

class PostsController < ApplicationController
  respond_to :json

  def index
    respond_with Post.all
  end

  def show
    respond_with Post.find(params[:id])
  end

  def create
    respond_with Post.create(params[:post])
  end

  def update
    respond_with Post.update(params[:id], params[:post])
  end

  def destroy
    @post = Post.find(params[:id])
    @post.destroy
    respond_to do |format|
      format.json { head :ok}
    end
  end
end

rails log

log file:

Started DELETE "/posts/19.json" for 127.0.0.1 at 2012-05-08 10:53:04 -0700
Processing by PostsController#destroy as JSON
  Parameters: {"id"=>"19"}
  Post Load (0.1ms)  SELECT "posts".* FROM "posts" WHERE "posts"."id" = ? LIMIT 1  [["id", "19"]]
   (0.1ms)  begin transaction
  SQL (0.2ms)  DELETE FROM "posts" WHERE "posts"."id" = ?  [["id", 19]]
   (2.0ms)  commit transaction
Completed 200 OK in 5ms (ActiveRecord: 2.5ms)

all fine rails side

err.state is 'rejected'

For posterity, check out the repo for the answer