[swift-evolution] [Idea] Custom keywords for operators.

Taylor Swift kelvin13ma at gmail.com
Mon Jul 31 19:31:13 CDT 2017

PS, for what it’s worth, i am the maintainer of the language-swift-89
<https://atom.io/packages/language-swift-89> atom package.

On Mon, Jul 31, 2017 at 8:29 PM, Taylor Swift <kelvin13ma at gmail.com> wrote:

> On Mon, Jul 31, 2017 at 7:20 PM, David Sweeris <davesweeris at mac.com>
> wrote:
>> > On Jul 31, 2017, at 3:59 PM, Taylor Swift via swift-evolution <
>> swift-evolution at swift.org> wrote:
>> >
>> > I’m gonna come out and say I’m not a fan of this at all. I’m already
>> pretty suspicious of operator overloading, and I think supporting this
>> would make Swift code much more difficult to read. Also, while for some
>> reason everyone ignores this, this kind of syntax is almost impossible for
>> text editors to highlight, which I think is an important consideration for
>> any changes to language syntax.
>> As I said in some other thread, I'm not convinced we should be making
>> design decisions based on potential aesthetic bugs in text editors. Not
>> because syntax highlighting isn't important for non Xcode users, but
>> because they're just that: bugs... Presumably they'll get fixed in the next
>> release of whatever does your syntax highlighting.
> It’s not that I’m against new syntax, language packages can always be
> updated. But when it comes to introducing syntax that you cannot update a
> language package to support, I think that’s something to avoid. Most text
> editors parse source code using regular expressions. That’s not just a
> technical limitation, it’s also good sense. You don’t want to have to
> search for a keyword declaration that potentially lives in another file, or
> even another module, if it exists, just to know whether a word is an
> identifier or an operator.
>> Does anyone know if the new technologies that Xcode ties into are
>> specific to swiftc/clang, or is LLVM in general now able to integrate with
>> text editors for syntax highlighting, etc? This might be a hard sell if
>> only works with Swift, but if it's a new service that LLVM provides for any
>> language (or even just Swift & the Cs, given the laters' popularity), all
>> your text editor's vendor has do is support that and it'll automatically
>> get correct syntax highlighting info straight from the compiler itself.
>> - Dave Sweeris
> This idea came up in the past <https://github.com/atom/atom/issues/8669>
> with Swift support in the Atom editor and it never went anywhere. Just
> because one single proprietary source editor supports the proposed syntax
> is not evidence that it would be widely supported. Considering Atom is one
> of the more progressive editors out there, if they weren’t going to support
> SourceKit integration I doubt the many other editors out there would. Mind
> you gedit literally *just* got basic regex Swift highlighting support
> about a month ago.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.swift.org/pipermail/swift-evolution/attachments/20170731/c26e5812/attachment.html>

More information about the swift-evolution mailing list