|An Odd Grammar Question firstname.lastname@example.org (1998-05-15)|
|Re: An Odd Grammar Question email@example.com (Vadim Maslov) (1998-05-17)|
|Re: An Odd Grammar Question firstname.lastname@example.org (Joachim Durchholz) (1998-05-18)|
|Re: An Odd Grammar Question email@example.com (Chris Dodd) (1998-05-18)|
|Re: An Odd Grammar Question firstname.lastname@example.org (1998-05-23)|
|From:||Joachim Durchholz <email@example.com>|
|Date:||18 May 1998 00:10:00 -0400|
|Keywords:||parse, Lisp, comment|
Our moderator wrote:
> [There are other languages than Cobol with a "super close". Various
> cruddy old Basics come to mind. -John]
Don't forget the super brackets in some Lisp dialect (Interlisp I
think - it's been decades since), like
< some S-expressions that may be missing a few closing parentheses >
The closing > will stand in for the missing closing parentheses.
This is a bit different from the END-ALL problem because < > can be
nested, but I think the technique for parsing these is the same.
[My recollection is that those superparens were expanded to regular
parens at the time they were scanned, but I can imagine that different
versions of Lisp did different things. -John]
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