From: Christoph Rippel <crippel@...>
Date: 2001-03-14T15:44:18+09:00
Subject: [ruby-talk:12610] Re: FEATURE REQUEST: 'my' local variables

> From: Stephen White [mailto:spwhite@chariot.net.au]
[...]
>   a = Fred.new.var 10       -> 10
>   b = a + 20                -> 30
>   c = 30 + a                -> 40
> 
>   a = Fred.new.var "12345"  -> "12345"
>   b = a + "hello"           -> "12345hello"
>   c = "world" + a           -> "world12345"
> 
> because the interpreter reads in the source, finds "a" by itself, and calls
> the "exec" method automatically. I can hook in and define how I want this
> variable to behave - in this case, acting exactly like @val.

in your world every time your interpreter scans an object in source an #exec
is preformed - this would open up the door to

class Fred < String
def exec; self << self end
end

- i.e. an immediate infinite loop of exec calls - this does not look right
to me.

Christoph