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<title>CodeMirror: Erlang mode</title>
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                <a class=active href="#">Erlang</a>
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<article>
    <h2>Erlang mode</h2>
    <form>
        <textarea id="code" name="code"> %% -*- mode: erlang; erlang-indent-level: 2 -*- %%% Created : 7 May 2012 by mats cronqvist
            <masse@klarna.com> %% @doc %% Demonstrates how to print a record. %% @end -module('ex'). -author('mats cronqvist'). -export([demo/0, rec_info/1]). -record(demo,{a="One",b="Two",c="Three",d="Four"}). rec_info(demo) -> record_info(fields,demo). demo() -> expand_recs(?MODULE,#demo{a="A",b="BB"}).
                expand_recs(M,List) when is_list(List) -> [expand_recs(M,L)||L
                <-List]; expand_recs(M,Tup) when is_tuple(Tup) -> case tuple_size(Tup) of L when L
                    < 1 -> Tup; L -> try Fields = M:rec_info(element(1,Tup)), L = length(Fields)+1, lists:zip(Fields,expand_recs(M,tl(tuple_to_list(Tup)))) catch _:_ -> list_to_tuple(expand_recs(M,tuple_to_list(Tup))) end end; expand_recs(_,Term) -> Term. </textarea>
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        <strong>MIME types defined:</strong> <code>text/x-erlang</code>.</p>
</article>