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Sporky023/gist:1140728

Created August 11, 2011 20:49
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gistfile1.rb
> p = Post.create(:name => "foo")
=> #<Post id: 1, name: "foo", created_at: "2011-08-11 20:03:12", updated_at: "2011-08-11 20:03:12">
> t = Tag.create(:name => "bar")
=> #<Tag id: 1, name: "bar", created_at: "2011-08-11 20:03:20", updated_at: "2011-08-11 20:03:20">
> tagging = Tagging.create(:post => p, :tag => t)
NoMethodError: undefined method `text?' for nil:NilClass
from ... lib/active_support/whiny_nil.rb:48:in `method_missing'
from ... lib/active_record/validations/uniqueness.rb:57:in `build_relation'
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