Need a JQuery plugin for D

Idan Arye via Digitalmars-d digitalmars-d at puremagic.com
Tue May 12 10:00:04 PDT 2015


On Tuesday, 12 May 2015 at 16:51:53 UTC, H. S. Teoh wrote:
> On Tue, May 12, 2015 at 08:54:01AM -0700, Walter Bright via 
> Digitalmars-d wrote:
>> https://i.stack.imgur.com/ssRUr.gif
>
> Unfortunately, I think that requires D language extensions, 
> because
> currently module-level operator overloading isn't possible, 
> which would
> mean that it's impossible to overload the built-in integer 
> addition
> operator with a jQuery integer addition function. Not 
> overloading
> integer addition would be bad, because that's just yet another 
> evil bad
> design inherited from C++, and if we're gonna implement 
> std.jquery, we
> had better do it right and overload all built-in operators on 
> all
> built-in types.
>
> And of course, the new integer addition function must use 
> template
> metaprogramming and ranges, because that's where we want D to 
> go right
> now, so we must also make module-level template operator 
> overloading
> possible, and make mockup integer types for input / forward /
> bidirectional / random access ranges for adequate unittest 
> coverage.
> There should also be ddoc comments thoroughly explaining all 
> possible
> cases of integer addition along with their expected results. 
> This should
> be reinforced by appropriate in/out contracts, too, which means 
> we'll
> have to dig up that ugly old thread about why the current DbC
> implementation in D is flawed.
>
> All in all, I think this is a good direction to go in, but it 
> may
> require too many language changes, which Walter probably 
> wouldn't
> approve since it destabilizes the language. Perhaps there's a 
> way to do
> it as a library extension using version(), static-if blocks, 
> and arcane
> metaprogramming tricks involving __traits and CTFE. But Andrei 
> and the
> other core devs is too busy to be working on low-level stuff 
> like this,
> so where are those invisible champions who will push the PR 
> through to
> completion? C'mon, people, stop writing essays on the forum, 
> and get
> back onto GitHub; be the change that you wish to see happen!
>
>
> T

I've started working on something. I'm currently stuck on making 
$("int") get a range of all the integers in the process. Do we 
have a trait or something I can use?


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