[erlang-patches] Scan "=<<" as something useful
Anthony Ramine
n.oxyde@REDACTED
Mon Apr 29 14:45:10 CEST 2013
Hello Per,
It counts the number of < characters and scans a '=<' token if the number is odd; so that still works.
Regards,
--
Anthony Ramine
Le 29 avr. 2013 à 14:37, Per Hedeland a écrit :
> Anthony Ramine <n.oxyde@REDACTED> wrote:
>>
>> If I read the documentation, I don't see anywhere where it is written that erl_scan is supposed to be greedy. Nor I see any syntax knowledge if we just say that erl_scan will avoid returning two consecutive comparison operators if it can. That is just knowledge that '=<' '<' makes no sense, and I can't think of any language where it does.
>
> 1> A = <<17>>.
> <<17>>
> 2> A=<<<42>>.
> true
>
> So will this useful:-) syntax break with the patch? (I haven't looked at
> it).
>
> --Per Hedeland
>
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