operator overloading proposal

Michael Theriot michael.lee.theriot at gmail.com
Thu Jun 30 03:56:11 UTC 2016

What about extending proxies to have operator traps?

On Sun, Jun 5, 2016 at 8:22 AM, Benjamin Gruenbaum <benjamingr at gmail.com>

> I see some discussion is happening - that's good.
> As I don't want to see the tremendous amount of work people put into value
> types and operator overloading go to waste - let's bring Brendan and
> Christian into this discussion and start with a link to Brendan's 2013
> slides:
> http://www.slideshare.net/BrendanEich/value-objects
> Let's consider value semantics for this.
> > I've been working on implementing operator overloading and would like to
> submit a proposal.
> > I think operator overloading would be a useful addition to the language.
> In particular I think it would be useful for defining operations on common
> mathematical object types such as complex numbers, vectors, matrices, and
> sets.
> > I've create a working prototype that consists of:
> > babel plugin that rewrites operators as function calls
> > a polyfill which defines these functions and which call the correct
> argument-specific function based on the arguments' prototypes
> > Function.defineOperator which can be used to define which function an
> operator should use for the specified types
> > "use overloading" directive which allows users to opt-in
> > More details can be found at kevinbarabash/operator-overloading. The
> babel plugin can be found at
> kevinbarabash/babel-plugin-operator-overloading. I also have a demo project
> at kevinbarabash/operator-overloading-demo.
> The design was inspired by some of the slides from
> www.slideshare.net/BrendanEich/js-resp.
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