But ES6 Map/Set is almost useless as it has no custom hash nor equality function... | Hacker News

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		netheril96 on June 6, 2017 \| parent \| context \| favorite \| on: JSC loves ES6 But ES6 Map/Set is almost useless as it has no custom hash nor equality function. The key is either numeric, string, or object identity, not anyway better than the builtin {}.

pizlonator on June 6, 2017 [–]

I've found them to be useful when I write ES6 code. I agree that custom hash and equality functions would make these classes a lot better.

saamyjoon on June 6, 2017 | [–]

I agree too. I wonder if this has been discussed at TC39.

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