On 01/23/2013 10:08 PM, Jonathan M Davis wrote:
On Wednesday, January 23, 2013 21:54:54 Jacob Carlborg wrote:
On 2013-01-23 21:46, Jonathan M Davis wrote:
I confess that it's syntax like that that makes dislike UFCS. I can see
why
you might like it, but personally, I find it to be hideous.

But as long as you're not using -property, you can do 2.days to get a
Duration of 2 days, much as I wish that you couldn't.

The point is that the code should read like regular text.

I know that that's what you're going for, but I don't agree with it at all.
It's code, not a novel.


What is the point?

But if you do:

auto t = ago(days(2));

It's backwards

I've programmed enough in functional languages (and in a functional style in
non-functional languages) to find 2.days().ago() to be horribly backwards.


IMHO, this is ridiculous. Real Haskell programmers are flexible enough to use both orders.

sun^.position.x

but it's still better than:

auto a = Time.now() - 60 * 60 * 24 * 2; // don't know the exact syntax

Well, of course that's horrible. It's using naked numbers. The correct syntax
would be

auto a = Clock.currTime() - dur!"days"(2);

or if you don't want to use dur

auto a = Clock.currTime() - days(2);

And I see no problem with that.

- Jonathan M Davis


Likewise, there is no problem with 2.days.ago.

Clock.currTime() - dur!"days"(2) is more verbose without being more clear.

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