From: Reimer Behrends <behrends@...>
Date: 2002-11-20T08:31:07+09:00
Subject: Re: begin/end doesn't behave as expected

Tim Bates (news@bates.id.au) wrote:
[...]
> > T> I think a case statement will do what you want here..
>  
>  How would I use a case statement here? I'm comparing two different things, 
>  namely rule.instance_of? and page.nil?
[...]
>  out << begin
>          "error.rb"
>          "rules.rb" if rule.instance_of? Rule
>          "dead.rb" if rule.instance_of? DeadRule
>          "proposals.rb" if rule.instance_of? Proposal
>          page.to_s unless page.nil?
>  end

out << if page then
  page.to_s
else
  case rule                       # Note: not rule.type
  when Proposal then "proposals.rb"
  when DeadRule then "dead.rb"
  when Rule then "rules.rb"
  else "error.rb"
  end
end

Untested, but you get the idea.

[...]

			Reimer Behrends