Symbols, Protocols, Frames, and Versioning
brendan at mozilla.com
Thu Oct 4 10:05:21 PDT 2012
Kevin Smith wrote:
> Dave Herman mentioned another idea: intern'ing strings as symbols.
> You'd lose uniqueness but avoid colliding with any string. So
> public @iterator = Symbol.intern('iterator');
> Is this much better than just using 'iterator' or dunder-iterator?
> Apologies, but what would interning a string as a symbol mean?
Different frames could load a module that does this and the symbol would
be interned as a singleton in all connected realms.
The rendezvous would be on the name, so of course collisions are
possible. Symbol.intern('org.ecma-international.es6.iterator') -- blech!
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