Re: Is the dangling else a syntax bug?

ralph@inputplus.demon.co.uk (Ralph Corderoy)
2 Jul 2001 00:35:49 -0400

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Is the dangling else a syntax bug? vbdis@aol.com (2001-06-28)
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Re: Is the dangling else a syntax bug? ralph@inputplus.demon.co.uk (2001-07-06)
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[18 later articles]
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From: ralph@inputplus.demon.co.uk (Ralph Corderoy)
Newsgroups: comp.compilers
Date: 2 Jul 2001 00:35:49 -0400
Organization: InputPlus Ltd.
References: 01-06-073
Keywords: parse, design, comment
Posted-Date: 02 Jul 2001 00:35:49 EDT

Hi,


> It was quite surprising to me, that lists with separated items are
> the more natural and economic approach, in contrast to the commonly
> used statement terminators!


In favour of terminators are their similarity to the normal termination
of written English sentances. I don't leave the full stop off the last
sentance in this paragraph.


Also, separators are a pain if appending a new item to the list means
an easily forgotton separator needs to be added.


        foo(a, b, c)
        foo(a, b, c, d) # not easily forgotton, close by.


        u = get_user(id);
        update_user(u, change);
        print_user(u)


        u = get_user(id);
        update_user(u, change);
        print_user(u) # easily forgotton.
        commit_user(u)




Ralph.
[It's a religious argument. Separators are more mathematically elegant,
but terminators match people's expectations better. -John]


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