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prometheus_cowboy

0.0.2
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Cowboy exporter for the prometheus.erl client

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prometheus_cowboy src prometheus_cowboy.erl
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src/prometheus_cowboy.erl 

-module(prometheus_cowboy).



-export([to_cowboy_headers/1]).



%% ===================================================================

%% API

%% ===================================================================



to_cowboy_headers(RespHeaders) ->

  lists:map(fun to_cowboy_headers_/1, RespHeaders).



%% ===================================================================

%% Private functions

%% ===================================================================



to_cowboy_headers_({Name, Value}) ->

  {to_cowboy_name(Name), Value}.



to_cowboy_name(Name) ->

  binary:replace(atom_to_binary(Name, utf8), <<"_">>, <<"-">>).