On Mon, Jan 14, 2013 at 11:50 AM, Allen Wirfs-Brock <[email protected]> wrote: > > On Jan 14, 2013, at 8:38 AM, Kevin Smith wrote: > > >> There is no "new kind of slot". Symbols, private and otherwise, go in >> exactly the same kind of slot as any other object property. > > > Slots keyed with private symbols have different, novel behavior. Behavior > that did not exist before. At the very least, these slots are: > > 1) Strongly non-reflective > 2) Unfreezable > > > Private named slots can be "frozen" just like any slot by setting their > writable and configurable attributes to false. It is just that the > Object.freeze function does not do so for such properties.
And again, `Object.freeze` can be thought of as simply enumerating the accessible properties and freezes them, which works unchanged with private symbols, since they are not reflectively accessible via getOwnPropertyNames. Sam _______________________________________________ es-discuss mailing list [email protected] https://mail.mozilla.org/listinfo/es-discuss
