[erlang-questions] prettypr

Ulf Wiger ulf@REDACTED
Fri May 11 22:09:36 CEST 2012

You could take a look at how parse_trans does it:


It uses erl_pp instead of erl_prettypr for reasons I have since forgotten
(it was something that, at one time, erl_prettypr had problems with, but
erl_pp was able to handle).

Ulf W

On 11 May 2012, at 22:01, Roberto Ostinelli wrote:

> Dear All,
> is there a way to use prettypr on a list()?
> I want to pretty format some source code, all I found is a Trapexit post showing this:
> F="tst.erl",
> erl_prettypr:format(erl_recomment:recomment_forms(element(2,epp_dodger:parse_file(F)),erl_comment_scan:file(F))).
> Unfortunately this is based on parsing a file, and epp_dodger needs an IoDevice to parse code.
> Is there a way to do something similar but inputting the code as list() instead of parsing a file?
> r.
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Ulf Wiger, Co-founder & Developer Advocate, Feuerlabs Inc.

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