David Herman wrote:
On May 13, 2013, at 6:11 PM, Brendan Eich<[email protected]>  wrote:

Merge next and send by letting next take an optional parameter? Ok by me.

+1

I pointed out to Dave that Python has arity checking and did next before adding send in 2.5 for "coroutines", whereas JS has optional params without arity checking, so folding send into next works.

Make yield* work on any {next, throw}, not necessary but ok by me too.

Yes with one delta: if there's no .throw it still works, it just defaults to (x) 
=>  { throw x }. This way you can write ordinary iterators without having to 
worry about providing the default throw, and they still function properly as 
generators.

+1 or more -- we should not invent new nominal types with stub throw method implementations, people will not use them and they are unnecessary boilerplate.

/be
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