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Re: Procedures make me mad
In a world without macros, we get 3 emails instead of 1.
On Monday, Nov 18, 2002, at 12:15 US/Eastern, Guy Steele - Sun
Microsystems Labs wrote:
> Despite the fact that many folks I respect swear by procedures, I've
> yet to
> feel comfortable with them in a language. Since LL2, I've been trying
> to figure out what my resistance is based on.
> Let me say that I think that procedures are beautiful and powerful and
> those good things. Let's not quibble about that.
> Defining a procedure is often an act of defining a language construct
> implementing it. Reasonably or not, I hold language constructs to a
> higher standard than, say, a mere function definition. Specifically,
> * I expect procedures to be implemented perfectly. I must
> trust my compiler.
> * I expect procedures to be documented precisely. I must trust
> the documentation.
> I know precious few programmers who document well at all, much less to
> the level I expect in a language definition, and I know precious few
> programmers who implement and test their own code to the level expected
> in a compiler. Therefore, I'd expect more problems from procedures
> Are these technical reasons? No. But they are practical reasons, and
> ultimately I program practically. Procedures may be great for
> and small groups, but I just don't believe that they scale for these
> non-technical reasons.