[plt-scheme] datum->syntax rules

[YC]

On Mon, Aug 4, 2008 at 10:13 PM, Carl Eastlund <cce at ccs.neu.edu> wrote:

> You have a typo - one version of the macro has (if it test else), the
> other has (if it then else).  The version with (if it test else) never
> actually uses the "then" clause, which is where you refer to "it".
> That's why it doesn't get a syntax error.  It's not that "it" is bound
> correctly, it's that you discard the reference.
>

Ah I see - Thanks for catching this typo for me... I literally stared at the
issue for hours... :)

Thanks Chongkai for the explanation as well.

yc
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