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Re: loss of abstraction

This page is part of the web mail archives of SRFI 72 from before July 7th, 2015. The new archives for SRFI 72 contain all messages, not just those from before July 7th, 2015.

On Tue, 23 Aug 2005, Michael Sperber wrote:

I want to change the representation ot carry location
information, possibly to record if parens or brackets were used,
possibly whether dots appeared in the source code, possibly comments,
and probably all kinds of other stuff in the future.

Should I be able to write Scheme code whose meaning depends on page layout, dots, whitespace, or comments? I don't think I ever should. The syntax-as-lists abstraction has the decided advantage of protecting me against these things, which are generally regarded as wrong in the Lisp/Scheme community.