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Re: Always-true predicate?


From: Robert Pluim
Subject: Re: Always-true predicate?
Date: Fri, 19 Feb 2021 09:52:55 +0100

>>>>> On Fri, 19 Feb 2021 00:39:01 -0500, Richard Stallman <rms@gnu.org> said:

    Richard> [[[ To any NSA and FBI agents reading my email: please consider    
]]]
    Richard> [[[ whether defending the US Constitution against all enemies,     
]]]
    Richard> [[[ foreign or domestic, requires you to follow Snowden's example. 
]]]

    >> Would it make sense to add a function that's exactly the opposite of
    >> `ignore' (for symmetry and convenience)?  If so, what would it be
    >> called?

    Richard> Is there real use for it?  Is it useful often enough that
    Richard> (lambda (&rest ignore) t) won't suffice?

Sometimes you just want to return t, and writing out the lambda is
verbose and tedious. We have #'ignore, what's wrong with
#'pretend-to-pay-attention?

Robert



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