Re: lambda error update

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Subject: Re: lambda error update
From: Matthew Wiener (mcw@ln.nimh.nih.gov)
Date: Sat 18 Sep 1999 - 15:55:51 EST


Message-ID: <Pine.SGI.3.96.990918015308.10757B-100000@ln.nimh.nih.gov>

On 18 Sep 1999, Peter Dalgaard BSA wrote:

> "lambda" is essentially "function" (revealing the fact that R's engine
> is really a Lisp/Scheme dialect). It's a very strange error you're
> getting because the calls to "function" are almost impossible to
> create, except by having the parser parse a
>
> function (<args>) <body>
>
> construction and that would set up a call with the right number of
> parameters (xxdefun in gram.y calls lang4). The arg count got changed
> from 0.64.2 to 0.65.0 (from 3 to 4) to accommodate the stored source
> attribute. I suppose that a function stored in a saved workspace might
> cause some kind of mess when restored.
>

If I understand this correctly, it would seem to mean that I'm unlikely to
get this error more than once from any given function, since when I
re-store (rather than restore) it under 0.65.0 things will get fixed.
Does that seem right? If not, is there anything I can do?

Thanks (for this help and for R generally).

Matt

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