From: Stefan Rusterholz <apeiros@...>
Date: 2007-07-11T20:53:28+09:00
Subject: Re: Problem with HERE document as first parameter (parser bu

Ronald Fischer wrote:
> I have problems passing a HERE document as the first parameter
> to a function expecting more than 1 parameter. Example:
> 
> # This is file here1.rb
> def q(a,b)
> end
> q(<<-END
>     line1
>     line2
>   END
> ,'x')
> 
> 
> Executing this program yields the error messages
> 
> ./here1.rb:9: syntax error, unexpected ',', expecting ')'
> ,'x')
>  ^
> ./here1.rb:9: syntax error, unexpected ')', expecting $end
> 
> 
> Using a temporary variable to hold the content of the HERE
> string works fine though:
> 
> temp=<<-END
>     line1
>     line2
>   END
> q(temp,'x')
> 
> 
> Bug in Ruby? Or do I misunderstand something in the workings of the
> parser?
> 
> Ronald

Not a bug in the parser, just wrong usage.
q(<<-END, 'x')
line1
line2
END

That will work.

Regards
Stefan

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