On 1 Apr 2011, at 23:22, John Merlino <[email protected]> wrote:
> Hey all,
>
> I'm building a html helper.
>
> My view looks like this:
>
> = item_view "title", @post.title, :class => 'stuff'
>
This means that args.second is your hash of options
>
> def item_view(label, *args)
> data = args.first
> formatter = args.second
So here you set formatter to that hash
> options = args.extract_options!
> options[:class] = "pi #{options[:class]}".strip
>
> text = formatter ? send(formatter,data) : format_item_data(data)
And here you're therefore using that hash as the first argument to send, which
makes no sense. Did you mean to call extract_options earlier on?
Fred
>
> content_tag :div, options do
> content_tag(:div, label, :class => "label") +
> content_tag(:div, text, :class => "data")
> end
> end
>
> I get the following error:
>
> {:class=>"pi stuff"} is not a symbol
>
> I'm not sure why its throwing this exception. I followed this tutorial
> that says I can pass a hash as part of the argument list:
>
> http://www.simonecarletti.com/blog/2009/09/inside-ruby-on-rails-extract_options-from-arrays/
>
>
> Thanks for response
>
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