Yep, Chad Fowler explained to me that it's the difference between precedence
and binding with do/end vs {}
- Matt
On Sun, Jan 9, 2011 at 5:57 PM, Vincent Isambart <vincent.isamb...@gmail.com
> wrote:
> > You are right, still a gotcha tho:
> >
> > Ruby 1.9.2:
> >
> > def foo(a, b={})
> > b[:handler].call if b.has_key?(:handler)
> > end
> > foo :bar, handler: Proc.new do
> > puts 42
> > end
> >
> > `new': tried to create Proc object without a block (ArgumentError)
>
> Works if you add parentheses though :
> def foo(a, b={})
> b[:handler].call if b.has_key?(:handler)
> end
> foo :bar, handler: (Proc.new do
> puts 42
> end)
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>
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