Note: `Object.assign` mutates its first argument and (with only obscure
caveats) does exactly this. Not sure syntax is necessary here.
Oh, and arrays also have the common idiom `array.push(...values)` (but they
could use an `Array.prototype.pushAll` to avoid polluting arguments lists).
On Wed, Apr 25, 2018, 09:24 Артём Арутюнян <arta...@ya.ru> wrote:
> I propose *spread assignment operator*:
>
> *var obj = { test1: 1 };*
> *var anotherObj = { test2: 2 };*
> *obj ...= { test2: 2 }; // == (obj = { ...obj, ...anotherObj })*
> *// { test1: 1, test2: 2 }*
>
> I'm surprised it wasn't in the original implementation
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