Re: scheme/dsssl question

[Henry Thompson <ht@xxxxxxxxxxxxxxx>]

[Chris tries again to get strings/symbols evaluated]
> (define (bar thunk)
>   (if (string? thunk)
>     ((string->symbol thunk))
>     (thunk)))

Nope, same problem as before with the first clause -- string->symbol
will return a symbol, but what lexical environment should THAT symbol
be evaluated in?

If it's really strings/symbols -> values that you want, Dave's
solution using a-lists is the only portable way.

ht
-- 
Henry S. Thompson, Human Communication Research Centre, University of Edinburgh
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               Fax: (44) 131 650-4587, e-mail: ht@xxxxxxxxxxxxxxx  
                      URL: http://www.cogsci.ed.ac.uk/~ht/


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