retab

Still setting this computer up...

src/msp.erl

@@ -9,18 +9,18 @@ start() -> application:start(hakuzaru).
 stop() -> application:stop(hakuzaru).
 
 start(normal, _Args) ->
-	{ok, Sup} = msp_sup:start_link(),
-	case init:get_plain_arguments() of
-		[_] ->
-			io:format("MSP started as idle process.~n");
-		[_, "test"] ->
-			io:format("Running tests.~n", []),
-			msp_tests:spawn_tests();
-		[_ | CLArgs] ->
-			io:format("Unknown args ~p~n", [CLArgs])
-	end,
-	{ok, Sup}.
+    {ok, Sup} = msp_sup:start_link(),
+    case init:get_plain_arguments() of
+        [_] ->
+            io:format("MSP started as idle process.~n");
+        [_, "test"] ->
+            io:format("Running tests.~n", []),
+            msp_tests:spawn_tests();
+        [_ | CLArgs] ->
+            io:format("Unknown args ~p~n", [CLArgs])
+    end,
+    {ok, Sup}.
 
 stop(_State) ->
-	ok.
+    ok.
 

src/msp_connection.erl

@@ -26,10 +26,10 @@
 -type channel() :: pid().
 
 -record(s,
-	{socket            :: gen_udp:socket(),
-	 peer              :: endpoint(),
-	 side              :: 0 | 1,
-	 connections = #{} :: #{integer() => channel()}}).
+    {socket            :: gen_udp:socket(),
+     peer              :: endpoint(),
+     side              :: 0 | 1,
+     connections = #{} :: #{integer() => channel()}}).
 
 -type state() :: none | #s{}.
 
@@ -39,15 +39,15 @@
 % socket, and a host that knows you will be talking MSP, then a
 % new msp_connection can be initialized.
 begin_msp(Connection, OurSock, TheirIP, TheirPort, OurSide) ->
-	% Transfer the socket to the gen_server. If it is
-	% active then a bunch of messages will be received
-	% at once, but that is fine.
-	case gen_udp:controlling_process(OurSock, Connection) of
-		ok ->
-			gen_server:cast(Connection, {begin_msp, OurSock, {TheirIP, TheirPort}, OurSide});
-		{error, Reason} ->
-			{error, Reason}
-	end.
+    % Transfer the socket to the gen_server. If it is
+    % active then a bunch of messages will be received
+    % at once, but that is fine.
+    case gen_udp:controlling_process(OurSock, Connection) of
+        ok ->
+            gen_server:cast(Connection, {begin_msp, OurSock, {TheirIP, TheirPort}, OurSide});
+        {error, Reason} ->
+            {error, Reason}
+    end.
 
 %%% gen_server
 
@@ -70,16 +70,16 @@ handle_call(Unexpected, From, State) ->
 
 
 handle_cast({begin_msp, Sock, Peer, Side}, none) ->
-	State = do_begin_msp(Sock, Peer, Side),
-	{noreply, State};
+    State = do_begin_msp(Sock, Peer, Side),
+    {noreply, State};
 handle_cast(Unexpected, State) ->
     ok = log(warning, "Unexpected cast: ~tp", [Unexpected]),
     {noreply, State}.
 
 
 handle_info({udp, Sock, IP, Port, Packet}, State = #s{socket = Sock, peer = {IP, Port}}) ->
-	NewState = do_dispatch(State, Packet),
-	{noreply, NewState};
+    NewState = do_dispatch(State, Packet),
+    {noreply, NewState};
 handle_info(Unexpected, State) ->
     ok = io:format(warning, "Unexpected info: ~tp", [Unexpected]),
     {noreply, State}.
@@ -105,14 +105,14 @@ terminate(_, _) ->
 %%% Doer Functions
 
 do_begin_msp(Sock, Peer, Side) ->
-	ok = inet:setopts(Sock, [{active, once}]),
-	State = #s{socket = Sock,
-		   peer = Peer,
-		   side = Side},
-	State.
+    ok = inet:setopts(Sock, [{active, once}]),
+    State = #s{socket = Sock,
+           peer = Peer,
+           side = Side},
+    State.
 
 do_dispatch(State = #s{socket = Sock}, Packet) ->
-	io:format("Got data: ~p~n", [Packet]),
-	ok = inet:setopts(Sock, [{active, once}]),
-	State.
+    io:format("Got data: ~p~n", [Packet]),
+    ok = inet:setopts(Sock, [{active, once}]),
+    State.
 

src/msp_man.erl

@@ -5,28 +5,28 @@
 -export([init/1, handle_call/3, handle_cast/2, handle_info/2]).
 
 -record(s,
-	{}).
+    {}).
 
 -type state() :: #s{}.
 
 start_link() ->
-	gen_server:start_link({local, ?MODULE}, ?MODULE, none, []).
+    gen_server:start_link({local, ?MODULE}, ?MODULE, none, []).
 
 -spec init(none) -> {ok, state()}.
 
 init(none) ->
-	ok = io:format("msp_man starting.~n", []),
-	State = #s{},
-	{ok, State}.
+    ok = io:format("msp_man starting.~n", []),
+    State = #s{},
+    {ok, State}.
 
 handle_call(_, _, State) ->
-	{reply, ok, State}.
+    {reply, ok, State}.
 
 handle_cast(_, State) ->
-	{noreply, State}.
+    {noreply, State}.
 
 handle_info(Unexpected, State) ->
-	ok = io:format("Warning: Unexpected info ~p~n", [Unexpected]),
-	{noreply, State}.
+    ok = io:format("Warning: Unexpected info ~p~n", [Unexpected]),
+    {noreply, State}.
 
 

src/msp_sup.erl

@@ -5,14 +5,14 @@
 -export([init/1]).
 
 start_link() ->
-	supervisor:start_link({local, ?MODULE}, ?MODULE, []).
+    supervisor:start_link({local, ?MODULE}, ?MODULE, []).
 
 init([]) ->
-	RestartStrategy = {one_for_one, 0, 60},
-	Children = [{msp_man,
-		     {msp_man, start_link, []},
-		     permanent,
-		     5000,
-		     worker,
-		     [msp_man]}],
-	{ok, {RestartStrategy, Children}}.
+    RestartStrategy = {one_for_one, 0, 60},
+    Children = [{msp_man,
+             {msp_man, start_link, []},
+             permanent,
+             5000,
+             worker,
+             [msp_man]}],
+    {ok, {RestartStrategy, Children}}.

src/msp_tests.erl

@@ -2,41 +2,41 @@
 -export([spawn_tests/0, run_tests_and_halt/0, run_tests_protected/0, run_tests/0]).
 
 spawn_tests() ->
-	spawn(?MODULE, run_tests_and_halt, []),
-	ok.
+    spawn(?MODULE, run_tests_and_halt, []),
+    ok.
 
 run_tests_and_halt() ->
-	Result = run_tests_protected(),
-	io:format("Tests returned ~p~n", [Result]),
-	halt().
+    Result = run_tests_protected(),
+    io:format("Tests returned ~p~n", [Result]),
+    halt().
 
 run_tests_protected() ->
-	try
-		run_tests()
-	catch
-		_:Reason:Stack -> {error, Reason, Stack}
-	end.
+    try
+        run_tests()
+    catch
+        _:Reason:Stack -> {error, Reason, Stack}
+    end.
 
 run_tests() ->
-	ok = send_test(),
-	ok.
+    ok = send_test(),
+    ok.
 
 make_connection(OurPort, TheirIP, TheirPort, Side) ->
-	{ok, Sock} = gen_udp:open(OurPort),
-	{ok, Pid} = msp_connection:start_link(),
-	ok = msp_connection:begin_msp(Pid, Sock, TheirIP, TheirPort, Side),
-	{Pid, Sock}.
+    {ok, Sock} = gen_udp:open(OurPort),
+    {ok, Pid} = msp_connection:start_link(),
+    ok = msp_connection:begin_msp(Pid, Sock, TheirIP, TheirPort, Side),
+    {Pid, Sock}.
 
 
 send_test() ->
-	IP = {127, 0, 0, 1},
-	PortA = 5555,
-	PortB = 6666,
-	{A, SockA} = make_connection(PortA, IP, PortB, 0),
-	{B, SockB} = make_connection(PortB, IP, PortA, 1),
-	gen_udp:send(SockA, {IP, PortB}, <<"message sent from A to B">>),
-	gen_udp:send(SockB, {IP, PortA}, <<"message sent from B to A">>),
-	timer:sleep(10),
-	ok.
+    IP = {127, 0, 0, 1},
+    PortA = 5555,
+    PortB = 6666,
+    {A, SockA} = make_connection(PortA, IP, PortB, 0),
+    {B, SockB} = make_connection(PortB, IP, PortA, 1),
+    gen_udp:send(SockA, {IP, PortB}, <<"message sent from A to B">>),
+    gen_udp:send(SockB, {IP, PortA}, <<"message sent from B to A">>),
+    timer:sleep(10),
+    ok.