The first one makes no sense to me, since a symbol can be used as a property key. The latter one makes sense but the error should be "Cannot convert a Symbol value to a string". >From: [email protected] >Date: Sat, 27 Dec 2014 08:17:40 +0100 >>Both exceptions make a lot of sense, but I don’t see that in the spec. The >>way I’d expect it to happen is via `Symbol.prototype[@@toPrimitive]` �C it >>would always throw. But that’s not the case. >>
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