[erlang-patches] erl_tidy option to print to stdout

Richard Carlsson <>
Thu Jul 11 16:11:26 CEST 2013

On 2013-07-11 14:26 , Fredrik wrote:
> On 06/02/2013 09:52 PM, Aaron France wrote:
>> Hi all,
>> I've read the contribution rules and received some cursory guidance
>> from nox in IRC so I hope I don't awaken any wrath from the format.
>> I've added an option to erl_tidy to simply print to stdout. These may
>> seem a trivial thing to want to have in but my use-case is wanting to
>> build intermediary steps around erl_tidy and not simply replace the
>> underlying file.
>> Personally, I want to have this (and I am working on it now that I
>> have patched it in) available to erlang-mode in emacs. So that I can
>> have a save hook for formatting the code properly. Dealing with files
>> is less than stellar but dealing with the unixy stdin/out method is
>> far nicer.
>> I have this set up on:
>> https://github.com/AeroNotix/otp/tree/feat/erl_tidy_print_to_stdout
>> I added the requisite source and added the docs for it in the right areas.
>> Regards,
>> Aaron
>> _______________________________________________
>> erlang-patches mailing list
>> http://erlang.org/mailman/listinfo/erlang-patches
> Hello Aaron,
> We are interested in this patch but before we can merge it we need tests
> and further documentation.
> --
> BR Fredrik Gustafsson
> Erlang OTP Team

Considering that he did document the new option, and that erl_tidy (and 
the whole of syntax_tools) currently has almost no tests, I think this 
patch should be accepted as it is.


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