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-rw-r--r--src/mochiweb/mochilists.erl104
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diff --git a/src/mochiweb/mochilists.erl b/src/mochiweb/mochilists.erl
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index 8981e7b6..00000000
--- a/src/mochiweb/mochilists.erl
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@@ -1,104 +0,0 @@
-%% @copyright Copyright (c) 2010 Mochi Media, Inc.
-%% @author David Reid <dreid@mochimedia.com>
-
-%% @doc Utility functions for dealing with proplists.
-
--module(mochilists).
--author("David Reid <dreid@mochimedia.com>").
--export([get_value/2, get_value/3, is_defined/2, set_default/2, set_defaults/2]).
-
-%% @spec set_default({Key::term(), Value::term()}, Proplist::list()) -> list()
-%%
-%% @doc Return new Proplist with {Key, Value} set if not is_defined(Key, Proplist).
-set_default({Key, Value}, Proplist) ->
- case is_defined(Key, Proplist) of
- true ->
- Proplist;
- false ->
- [{Key, Value} | Proplist]
- end.
-
-%% @spec set_defaults([{Key::term(), Value::term()}], Proplist::list()) -> list()
-%%
-%% @doc Return new Proplist with {Key, Value} set if not is_defined(Key, Proplist).
-set_defaults(DefaultProps, Proplist) ->
- lists:foldl(fun set_default/2, Proplist, DefaultProps).
-
-
-%% @spec is_defined(Key::term(), Proplist::list()) -> bool()
-%%
-%% @doc Returns true if Propist contains at least one entry associated
-%% with Key, otherwise false is returned.
-is_defined(Key, Proplist) ->
- lists:keyfind(Key, 1, Proplist) =/= false.
-
-
-%% @spec get_value(Key::term(), Proplist::list()) -> term() | undefined
-%%
-%% @doc Return the value of <code>Key</code> or undefined
-get_value(Key, Proplist) ->
- get_value(Key, Proplist, undefined).
-
-%% @spec get_value(Key::term(), Proplist::list(), Default::term()) -> term()
-%%
-%% @doc Return the value of <code>Key</code> or <code>Default</code>
-get_value(_Key, [], Default) ->
- Default;
-get_value(Key, Proplist, Default) ->
- case lists:keyfind(Key, 1, Proplist) of
- false ->
- Default;
- {Key, Value} ->
- Value
- end.
-
-%%
-%% Tests
-%%
--include_lib("eunit/include/eunit.hrl").
--ifdef(TEST).
-
-set_defaults_test() ->
- ?assertEqual(
- [{k, v}],
- set_defaults([{k, v}], [])),
- ?assertEqual(
- [{k, v}],
- set_defaults([{k, vee}], [{k, v}])),
- ?assertEqual(
- lists:sort([{kay, vee}, {k, v}]),
- lists:sort(set_defaults([{k, vee}, {kay, vee}], [{k, v}]))),
- ok.
-
-set_default_test() ->
- ?assertEqual(
- [{k, v}],
- set_default({k, v}, [])),
- ?assertEqual(
- [{k, v}],
- set_default({k, vee}, [{k, v}])),
- ok.
-
-get_value_test() ->
- ?assertEqual(
- undefined,
- get_value(foo, [])),
- ?assertEqual(
- undefined,
- get_value(foo, [{bar, baz}])),
- ?assertEqual(
- bar,
- get_value(foo, [{foo, bar}])),
- ?assertEqual(
- default,
- get_value(foo, [], default)),
- ?assertEqual(
- default,
- get_value(foo, [{bar, baz}], default)),
- ?assertEqual(
- bar,
- get_value(foo, [{foo, bar}], default)),
- ok.
-
--endif.
-