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19 lines
500 B
Erlang
19 lines
500 B
Erlang
%% This module echoes back the value the test is interested in.
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-module(echo_h).
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-export([init/2]).
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init(Req, Opts) ->
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echo(cowboy_req:binding(key, Req), Req, Opts).
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echo(What, Req, Opts) ->
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F = binary_to_atom(What, latin1),
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Value = case cowboy_req:F(Req) of
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V when is_integer(V) -> integer_to_binary(V);
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V when is_atom(V) -> atom_to_binary(V, latin1);
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V when is_list(V); is_tuple(V) -> io_lib:format("~p", [V]);
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V -> V
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end,
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cowboy_req:reply(200, #{}, Value, Req),
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{ok, Req, Opts}.
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