On Mar 6, 2012, at 2:56 PM, Brendan Eich wrote:
> David Herman wrote:
>
>> Moreover, if you wanted to do some control along with an expression, you
>> could use do-expressions:
>>
>> myList.map((x) do { for (...) { ... } f(x) })
>>
>> Note that combination (expression closures + do-expressions) brings back the
>> exact same expressiveness of block-lambda.
>
> Not so, because no TCP. Only block-lambdas preserve TCP fully.
Says you! :)
To be clear: what I'm suggesting is that expression closures would *not* be
syntactic sugar for statement bodies, but rather would be TCP-respecting. Most
of the time this wouldn't even be noticeable, until you use do-expressions.
Dave
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