Erlang OTP 23.0-rc1 is available for testing

Roberto Aloi prof3ta@REDACTED
Fri Feb 28 19:15:01 CET 2020


Hi Karl,

Erlang has EDoc (
http://erlang.org/doc/apps/edoc/chapter.html) which allows you to do just
that. Or are you referring to something else?

Best,

Roberto

On Fri, 28 Feb 2020 at 06:51, Karl Velicka <karolis.velicka@REDACTED>
wrote:

> Hi Kenneth,
>
> Great to hear about the new release - thank you and the team!
>
> The point about the documentation display functions raises a question
> though - are there any plans to add a mechanism for embedding documentation
> within erl source files? Something similar to elixir’s @doc system perhaps?
>
> Thanks,
> Karl
>
> On Thu, 27 Feb 2020 at 13:38, Kenneth Lundin <kenneth@REDACTED> wrote:
>
>> OTP 23 Release Candidate 1
>>
>> This is the first of three planned release candidates before the OTP 23
>> release.
>> The intention with this release is to get feedback from our users. All
>> feedback is welcome, even if it is only to say that it works for you.
>>
>> Erlang/OTP 23 is a new major release with new features, improvements as
>> well as a few incompatibilities.
>> Potential Incompatibilities
>>
>>    - SSL:
>>       - Support for SSL 3.0 is completely removed.
>>       - TLS 1.3 is added to the list of default supported versions.
>>    - erl_interface: Removed the deprecated parts of erl_interface
>>    (erl_interface.h and essentially all C functions with prefix erl_).
>>    - The deprecated erlang:get_stacktrace/0 BIF now returns an empty
>>    list instead of a stacktrace.
>>    erlang:get_stacktrace/0 is scheduled for removal in OTP 24.
>>    - ...
>>
>> Highlights
>>
>>    - A new module erpc in kernel which implements an enhanced subset of
>>    the operations provided by the rpc module. Enhanced in the sense that
>>    it makes it possible to distinguish between returned value, raised
>>    exceptions and other errors. erpc also has better performance and
>>    scalability than the original rpc implementation. This by utilizing
>>    the newly introduced spawn_request() BIF. Also the rpc module
>>    benefits from these improvements by utilizing erpc when possible.
>>    - Scalability and performance Improvements plus new functionality
>>    regarding distributed spawn operations.
>>    - In binary matching, the size of the segment to be matched is now
>>    allowed to be a guard expression (EEP-52)
>>    - When matching with maps the keys can now be guard expressions
>>    (EEP-52).
>>    - ssh: support for TCP/IP port forwarding, a.k.a tunneling a.k.a as
>>    tcp-forward/direct-tcp is implemented. In the OpenSSH client, this
>>    corresponds to the options -L and -R.
>>    - Allow underscores in numeric literals to improve readability.
>>    Examples: 123_456_789, 16#1234_ABCD.
>>    - New functions in the shell for displaying documentation for Erlang
>>    modules, functions and types. The
>>    functions are:
>>       - h/1,2,3 -- Print the documentation for a Module:Function/Arity.
>>       - ht/1,2,3 -- Print the type documentation for a Module:Type/Arity.
>>       The embedded documentation is created as docchunks (EEP 48) when
>>       building the Erlang/OTP documentation.
>>    - kernel: The module pg with a new implementation of distributed
>>    named process groups is introduced. The old module pg2 is deprecated
>>    and scheduled for removal in OTP 24.
>>    - Our tool chain for building the Windows packages is upgraded with
>>    new C++ compiler, Java compiler, OpenSSL libraries and wxWidgets versions.
>>    We are now using WSL (the Linux Subsystem for Windows when building) which
>>    makes it easier to handle the build environment.
>>    - ...
>>
>> For more details see
>> http://erlang.org/download/otp_src_23.0-rc1.readme
>>
>> Pre built versions for Windows can be fetched here:
>> http://erlang.org/download/otp_win32_23.0-rc1.exe
>> http://erlang.org/download/otp_win64_23.0-rc1.exe
>>
>> Online documentation can be browsed here:
>> http://erlang.org/documentation/doc-11.0-rc1/doc
>> The Erlang/OTP source can also be found at GitHub on the official Erlang
>> repository,
>> https://github.com/erlang/otp
>>
>
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