Justin Collins wrote:
> Joshua Beall wrote:
>>> ...and you imagine executing it as a method, the block variable,
>>       format.html # index.html.erb
>> And it should work.  And indeed it does.  However, there are still 
>> posts_controller.rb:9: syntax error, unexpected tSYMBEG, expecting kDO 
>> or '{' or '('
>>
>> It's complaining about the symbol :xml.
>>   
> In this case { render :xml => @posts} is being interpreted as a Hash, 
> not a block and that is messing things up for you.

So how do I construct the method call so that I can use parentheses?
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