From: 7stud -- <bbxx789_05ss@...>
Date: 2009-08-27T09:09:56+09:00
Subject: Re: ||= with 1.8 and 1.9 ?

Brian Candler wrote:
>> The method name is 'x=' and it was called using 'obj.x='.    Where's the
>> sugar?
> 
> The parentheses in (10) are not delimiting arguments of a method call; 
> they are just bracketing a value expression. Note:
> 
>>> class Foo; def bar=(x,y,z); 123; end; end
> => nil
>>> Foo.new.send(:bar=,7,8,9)
> => 123
>>> Foo.new.bar=(7,8,9)
> SyntaxError: compile error
> (irb):3: syntax error, unexpected ',', expecting ')'
> Foo.new.bar=(7,8,9)
>                ^
>   from (irb):3
>   from :0
>>> 
> 
> Similarly:
> 
>>> Foo.new.bar= 7,8,9
> ArgumentError: wrong number of arguments (1 for 3)
>   from (irb):4:in `bar='
>   from (irb):4
>   from :0
>>> 
> 

Wow.  Thanks for the explanation.

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