cryptix/caberl - Change OJ6KWAG7XUCYNQ6T3FRJK2QOP7DBO26PZEWDVH3Q2MJKIBMNWRPQC

decode all the posts

Created by Henry on October 10, 2023

OJ6KWAG7XUCYNQ6T3FRJK2QOP7DBO26PZEWDVH3Q2MJKIBMNWRPQC

Dependencies

In channels

main

Change contents

Insertion in test/cable_basic_SUITE.erl at line 50 [5.22]

[4.1307]

    ] = Decoded,
    assert_header(Header, TestObj).
% TODO: is this one supposed to break?
hash_response2_test() ->
    [{binary, Bin}, {obj, _TestObj}] = examples:hash_response2(),
    try
        Error = wire:decode_hash_response(Bin),
        ?assert(Error)
    catch
        error:Reason ->
            ?assert(Reason =:= "invalid hash_count - expected 2 but got 32")
    end.
post_response_test() ->
    [{binary, Bin}, {obj, TestObj}] = examples:post_response(),
    Decoded = wire:decode_post_response(Bin),
    [ {header, Header}
    , {posts, Posts}

Insertion in test/cable_basic_SUITE.erl at line 70 [5.22]
[4.1324]
[4.1324]
```
    ?assert(length(Posts) =:= 1),
```

Insertion in test/cable_basic_SUITE.erl at line 73 [5.22]

[4.1361]

channel_list_response_test() ->
    [{binary, Bin}, {obj, TestObj}] = examples:channel_list_response(),
    Decoded = wire:decode_channel_list_response(Bin),
    [ {header, Header}
    , {channels, ["default", "dev", "introduction"]}
    ] = Decoded,
    assert_header(Header, TestObj).
post_text_test() ->
    [{binary, Bin}, {obj, TestObj}] = examples:post_text(),
    Decoded = posts:decode_post_text(Bin),
    [ {pubKey, _PubKey}
    , {links, _Links}
    , {postType, _PostType}
    , {timestamp, _TimeStamp}
    , {channel, Channel}
    , {text, Text}
    ] = Decoded,
    ?assertEqual("default", Channel),
    ?assertEqual(<<"h€llo world"/utf8>>, Text),
    assert_post(Decoded, TestObj).
    
post_delete_test() ->
    [{binary, Bin}, {obj, TestObj}] = examples:post_delete(),
    Decoded = posts:decode_post_delete(Bin),
    [ {pubKey, _PubKey}
    , {links, _Links}
    , {postType, _PostType}
    , {timestamp, _TimeStamp}
    , {hashes, Hashes}
    ] = Decoded,
    % TODO: assert Hash values
    ?assertEqual(length(maps:get(<<"hashes">>, TestObj)), length(Hashes)),
    assert_post(Decoded, TestObj).
    
    
post_info_test() ->
    [{binary, Bin}, {obj, TestObj}] = examples:post_info(),
    Decoded = posts:decode_post_info(Bin),
    [ {pubKey, _PubKey}
    , {links, _Links}
    , {postType, _PostType}
    , {timestamp, _TimeStamp}
    , {infos, Infos}
    ] = Decoded,
    ?assertEqual(#{"name" => "cabler"}, Infos),
    assert_post(Decoded, TestObj).
post_topic_test() ->
    [{binary, Bin}, {obj, TestObj}] = examples:post_topic(),
    Decoded = posts:decode_post_topic(Bin),
    [ {pubKey, _PubKey}
    , {links, _Links}
    , {postType, _PostType}
    , {timestamp, _TimeStamp}
    , {channel, Channel}
    , {topic, Topic}
    ] = Decoded,
    ?assertEqual(maps:get(<<"channel">>, TestObj), Channel),
    ?assertEqual(maps:get(<<"topic">>, TestObj), Topic),
    assert_post(Decoded, TestObj).
post_join_test() ->
    [{binary, Bin}, {obj, TestObj}] = examples:post_join(),
    Decoded = posts:decode_post_join(Bin),
    [ {pubKey, _PubKey}
    , {links, _Links}
    , {postType, _PostType}
    , {timestamp, _TimeStamp}
    , {channel, Channel}
    ] = Decoded,
    ?assertEqual(maps:get(<<"channel">>, TestObj), Channel),
    assert_post(Decoded, TestObj).
post_leave_test() ->
    [{binary, Bin}, {obj, TestObj}] = examples:post_leave(),
    Decoded = posts:decode_post_leave(Bin),
    [ {pubKey, _PubKey}
    , {links, _Links}
    , {postType, _PostType}
    , {timestamp, _TimeStamp}
    , {channel, Channel}
    ] = Decoded,
    ?assertEqual(maps:get(<<"channel">>, TestObj), Channel),
    assert_post(Decoded, TestObj).

Insertion in test/cable_basic_SUITE.erl at line 161 [5.22]

[4.1381]


assert_post(Post, TestObj) ->
    ?assertEqual(maps:get(<<"postType">>, TestObj),  proplists:get_value(postType, Post)),
    ?assertEqual(maps:get(<<"timestamp">>, TestObj), proplists:get_value(timestamp, Post)),
    ?assertEqual(length(maps:get(<<"links">>, TestObj)), length(proplists:get_value(links, Post))),
    PubKey = hex:hexstr_to_bin(binary_to_list(maps:get(<<"publicKey">>, TestObj))),
    ?assertEqual(PubKey, proplists:get_value(pubKey, Post)).

Replacement in test/cable_basic_SUITE.erl at line 170 [5.22]

∅:D[4.1417] → [6.1396:1570]

B:BD[6.1396] → [6.1396:1570]

    ?assert(proplists:get_value(msgLen, Header) =:= maps:get(<<"msgLen">>, TestObj)),
    ?assert(proplists:get_value(msgType, Header) =:= maps:get(<<"msgType">>, TestObj)),

[4.1417]

[6.1570]

    ?assertEqual(maps:get(<<"msgLen">>, TestObj), proplists:get_value(msgLen, Header)),
    ?assertEqual(maps:get(<<"msgType">>, TestObj), proplists:get_value(msgType, Header)),

Replacement in test/cable_basic_SUITE.erl at line 173 [5.22]

B:BD[6.1649] → [4.1418:1480]

    ?assert(proplists:get_value(requestId, Header) =:= ReqId).

[6.1649]

    ?assertEqual(ReqId, proplists:get_value(requestId, Header)).

Replacement in apps/cable/src/wire.erl at line 3 [5.5336]

B:BD[5.5353] → [4.1489:1649]

-export([decode_hash_response/1, decode_cancel_request/1, decode_channel_time_range_request/1, decode_channel_state_request/1, decode_channel_list_request/1]).

[5.5353]

[5.5390]

-export([decode_hash_response/1, decode_cancel_request/1, decode_channel_time_range_request/1, decode_channel_state_request/1, decode_channel_list_request/1, decode_post_response/1, decode_channel_list_response/1]).

Replacement in apps/cable/src/wire.erl at line 6 [5.5336]

B:BD[6.2091] → [4.1650:1705]

-export([decode_response_header/1, decode_varints/2]).

[6.2091]

[5.5391]

-export([decode_response_header/1, decode_varints/2, decode_list_of_strings/1]).

Replacement in apps/cable/src/wire.erl at line 23 [5.5336]

B:BD[6.2254] → [6.2254:2394]

    {Ttl, Rest} = decode_varint(Payload),
    {HashCount, Rest2} = decode_varint(Rest),
    Hashes = [Hash || <<Hash:32/binary>> <= Rest2],

[6.2254]

[6.2394]

    [Ttl, HashCount, Rest] = decode_varints(Payload, 2),
    Hashes = [Hash || <<Hash:32/binary>> <= Rest],

Replacement in apps/cable/src/wire.erl at line 26 [5.5336]

B:BD[6.2435] → [6.2435:2488]

        false -> erlang:error("invalid hash_count");

[6.2435]

[3.136]

        false -> 
            ErrMsg = io_lib:format("invalid hash_count - expected ~p but got ~p", [length(Hashes), HashCount]),
            erlang:error(lists:flatten(ErrMsg));

Insertion in apps/cable/src/wire.erl at line 79 [5.5336]

[4.2604]

    ].
decode_post_response(Data) ->
    Header = decode_response_header(Data),
    Payload = proplists:get_value(payload, Header),
    [ {header, proplists:delete(payload, Header)}
    , {posts, decode_list_of_strings(Payload)}
    ].
decode_channel_list_response(Data) ->
    Header = decode_response_header(Data),
    Payload = proplists:get_value(payload, Header),
    [ {header, proplists:delete(payload, Header)}
    , {channels, decode_list_of_strings(Payload)}

Insertion in apps/cable/src/wire.erl at line 96 [5.5336]

[4.2622]


decode_list_of_strings(Data) ->
    decode_list_of_strings(Data, []).
decode_list_of_strings(Data, Acc) ->
    {Len, Rest} = decode_varint(Data),
    case Len =:= 0 of
        true -> Acc;
        false ->
            <<Field:Len/binary, Rest2/binary >> = Rest,
            decode_list_of_strings(Rest2, Acc ++ [binary_to_list(Field)])
    end.

Deletion in apps/cable/src/wire.erl at line 112 [5.5336]
B:BD[4.2696] → [4.2696:2706]
```
% private
```

File addition: posts.erl (----------)

[5.5319]

-module(posts).
-export([decode_post_text/1, decode_post_delete/1, decode_post_info/1, decode_post_topic/1, decode_post_join/1, decode_post_leave/1]).
decode_post_text(Data) ->
  Header = decode_post_header(Data),
  Body = proplists:get_value(postBody, Header),
  {ChannelLen, Rest} = wire:decode_varint(Body),
  <<Channel:(ChannelLen)/binary, Rest2/binary>> = Rest,
  {TextLen, Rest3} = wire:decode_varint(Rest2),
  <<Text:(TextLen)/binary>> = Rest3,
  proplists:delete(postBody, Header) ++ [ {channel, binary_to_list(Channel)},  {text, unicode:characters_to_binary(Text)}].
decode_post_delete(Data) ->
  Header = decode_post_header(Data),
  Body = proplists:get_value(postBody, Header),
  {NumHashes, Rest} = wire:decode_varint(Body),
  <<HashData:(32*NumHashes)/binary >> = Rest,
  Hashes = [Hash || <<Hash:32/binary>> <= HashData],
  proplists:delete(postBody, Header) ++ [ {hashes, Hashes} ].
decode_post_info(Data) -> 
  Header = decode_post_header(Data),
  Body = proplists:get_value(postBody, Header),
  KVs = wire:decode_list_of_strings(Body),
  % turn [A, B, C, D] into #{A => B, C => D}
  % TODO: i wonder if there is a more direct way for this conversion
  {Indexed,_} = lists:mapfoldl(fun(V, Acc) -> { {V, Acc}, Acc+1 } end, 0, KVs),
  Even = [ K || {K, I} <- Indexed, I rem 2 =:= 0],
  Odd = [ K || {K, I} <- Indexed, I rem 2 =:= 1],
  Infos = maps:from_list(lists:zip(Even, Odd)),
  proplists:delete(postBody, Header) ++ [ {infos, Infos}].
decode_post_topic(Data) -> 
  Header = decode_post_header(Data),
  Body = proplists:get_value(postBody, Header),
  {ChannelLen, Rest} = wire:decode_varint(Body),
  <<Channel:(ChannelLen)/binary, Rest2/binary>> = Rest,
  {TopicLen, Rest3} = wire:decode_varint(Rest2),
  <<Topic:(TopicLen)/binary>> = Rest3,
  proplists:delete(postBody, Header) ++ [ {channel, Channel}, {topic, Topic}].
decode_post_join(Data) -> 
  Header = decode_post_header(Data),
  Body = proplists:get_value(postBody, Header),
  {ChannelLen, Rest} = wire:decode_varint(Body),
  <<Channel:(ChannelLen)/binary>> = Rest,
  proplists:delete(postBody, Header) ++ [ {channel, Channel}].
  
decode_post_leave(Data) -> 
  Header = decode_post_header(Data),
  Body = proplists:get_value(postBody, Header),
  {ChannelLen, Rest} = wire:decode_varint(Body),
  <<Channel:(ChannelLen)/binary>> = Rest,
  proplists:delete(postBody, Header) ++ [ {channel, Channel}].
decode_post_header(Data) ->
  << PubKey:32/binary, Signature:64/binary, SignedData/binary>> = Data,
  true = enacl:sign_verify_detached(Signature, SignedData, PubKey),
  {NumLinks, Rest} = wire:decode_varint(SignedData),
  <<LinkData:(32*NumLinks)/binary, Rest2/binary>> = Rest,
  Links = [Link || <<Link:32/binary>> <= LinkData],
  case length(Links) =:= NumLinks of
        false -> 
            ErrMsg = io_lib:format("invalid num_links - expected ~p but got ~p", [NumLinks, length(Links)]),
            erlang:error(lists:flatten(ErrMsg));
        true ->
          [PostType, Timestamp, PostBody] = wire:decode_varints(Rest2, 2),
          [ {pubKey, PubKey}
          , {links, Links}
          , {postType, PostType}
          , {timestamp, Timestamp}
          , {postBody, PostBody}
          ]
  end.

Insertion in apps/cable/src/examples.erl at line 4 [7.11]

[7.68]

[4.2890]


% TODO: deserialize that output directly and convert these funcs here to decode_entry(Index)

Replacement in apps/cable/src/examples.erl at line 7 [7.11]

B:BD[4.2891] → [4.2891:3016]

-export([hash_response/0, cancel_request/0, channel_time_range_request/0, channel_state_request/0, channel_list_request/0]).

[4.2891]

[7.68]

-export([hash_response/0, cancel_request/0, channel_time_range_request/0,
   channel_state_request/0, channel_list_request/0,
   hash_response2/0, post_response/0, channel_list_response/0,
   post_text/0, post_delete/0, post_info/0, post_topic/0, post_join/0, post_leave/0
]).

Replacement in apps/cable/src/examples.erl at line 14 [7.11]

B:BD[7.164] → [7.164:760]

  D = <<"{\"name\":\"hashresponse\",\"type\":\"response\",\"id\":2,\"binary\":\"6b020000000095050429010320265674e8aac2dfddd78f86fe5a3dd68d976ca3f5ba23645ec7381480921d0d10705340e5528f2ef03a6797b72b1bb9f37f9009ad408247387c4bcc4d2a3371af700793dd51d4cb3c18a6df46f88bfe1665fba9b277487ddecd1e031441d69d\",\"obj\":{\"msgLen\":107,\"msgType\":2,\"reqid\":\"95050429\",\"ttl\":1,\"hashes\":[\"20265674e8aac2dfddd78f86fe5a3dd68d976ca3f5ba23645ec7381480921d0d\",\"10705340e5528f2ef03a6797b72b1bb9f37f9009ad408247387c4bcc4d2a3371\",\"af700793dd51d4cb3c18a6df46f88bfe1665fba9b277487ddecd1e031441d69d\"]}}">>,

[7.164]

[7.760]

  D = <<"{\"name\":\"hash response\",\"type\":\"response\",\"id\":2,\"binary\":\"6b020000000095050429010320265674e8aac2dfddd78f86fe5a3dd68d976ca3f5ba23645ec7381480921d0d10705340e5528f2ef03a6797b72b1bb9f37f9009ad408247387c4bcc4d2a3371af700793dd51d4cb3c18a6df46f88bfe1665fba9b277487ddecd1e031441d69d\",\"obj\":{\"msgLen\":107,\"msgType\":2,\"reqid\":\"95050429\",\"ttl\":1,\"hashes\":[\"20265674e8aac2dfddd78f86fe5a3dd68d976ca3f5ba23645ec7381480921d0d\",\"10705340e5528f2ef03a6797b72b1bb9f37f9009ad408247387c4bcc4d2a3371\",\"af700793dd51d4cb3c18a6df46f88bfe1665fba9b277487ddecd1e031441d69d\"]}}">>,

Insertion in apps/cable/src/examples.erl at line 31 [7.11]

[4.3559]

  decode_example_json(D).
hash_response2() ->
  D = <<"{\"name\":\"hash response\",\"type\":\"response\",\"id\":0,\"binary\":\"6a0000000000950504290320265674e8aac2dfddd78f86fe5a3dd68d976ca3f5ba23645ec7381480921d0d10705340e5528f2ef03a6797b72b1bb9f37f9009ad408247387c4bcc4d2a3371af700793dd51d4cb3c18a6df46f88bfe1665fba9b277487ddecd1e031441d69d\",\"obj\":{\"msgLen\":106,\"msgType\":0,\"reqid\":\"95050429\",\"hashes\":[\"20265674e8aac2dfddd78f86fe5a3dd68d976ca3f5ba23645ec7381480921d0d\",\"10705340e5528f2ef03a6797b72b1bb9f37f9009ad408247387c4bcc4d2a3371\",\"af700793dd51d4cb3c18a6df46f88bfe1665fba9b277487ddecd1e031441d69d\"]}}">>,
  decode_example_json(D).
post_response() ->
  D = <<"{\"name\":\"post response\",\"type\":\"response\",\"id\":1,\"binary\":\"97010100000000950504298b0125b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0abb083ecdca569f064564942ddf1944fbf550dc27ea36a7074be798d753cb029703de77b1a9532b6ca2ec5706e297dce073d6e508eeb425c32df8431e4677805015049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b305500764656661756c7400\",\"obj\":{\"msgLen\":151,\"msgType\":1,\"reqid\":\"95050429\",\"posts\":[\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0abb083ecdca569f064564942ddf1944fbf550dc27ea36a7074be798d753cb029703de77b1a9532b6ca2ec5706e297dce073d6e508eeb425c32df8431e4677805015049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b305500764656661756c74\"]}}">>,
  decode_example_json(D).
channel_list_response() ->
  D = <<"{\"name\":\"channel list response\",\"type\":\"response\",\"id\":7,\"binary\":\"230700000000950504290764656661756c74036465760c696e74726f64756374696f6e00\",\"obj\":{\"msgLen\":35,\"msgType\":7,\"reqid\":\"95050429\",\"channels\":[\"default\",\"dev\",\"introduction\"]}}">>,
  decode_example_json(D).
post_text() ->
  D = <<"{\"name\":\"post/text\",\"type\":\"post\",\"id\":0,\"binary\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d06725733046b35fa3a7e8dc0099a2b3dff10d3fd8b0f6da70d094352e3f5d27a8bc3f5586cf0bf71befc22536c3c50ec7b1d64398d43c3f4cde778e579e88af05015049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b300500764656661756c740d68e282ac6c6c6f20776f726c64\",\"obj\":{\"publicKey\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0\",\"signature\":\"6725733046b35fa3a7e8dc0099a2b3dff10d3fd8b0f6da70d094352e3f5d27a8bc3f5586cf0bf71befc22536c3c50ec7b1d64398d43c3f4cde778e579e88af05\",\"links\":[\"5049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b3\"],\"postType\":0,\"channel\":\"default\",\"timestamp\":80,\"text\":\"h€llo world\"}}">>,
  decode_example_json(D).
post_delete() ->
  D = <<"{\"name\":\"post/delete\",\"type\":\"post\",\"id\":1,\"binary\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0e8fc6c809f3086627879520abe6f76a4810a8bef77a668f41046c48dc98c13ed55aa54ca1e6913076bd7791c6c97aa807850bc6be7415fa5d251b9b26febd101015049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b301500320265674e8aac2dfddd78f86fe5a3dd68d976ca3f5ba23645ec7381480921d0d10705340e5528f2ef03a6797b72b1bb9f37f9009ad408247387c4bcc4d2a3371af700793dd51d4cb3c18a6df46f88bfe1665fba9b277487ddecd1e031441d69d\",\"obj\":{\"publicKey\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0\",\"signature\":\"e8fc6c809f3086627879520abe6f76a4810a8bef77a668f41046c48dc98c13ed55aa54ca1e6913076bd7791c6c97aa807850bc6be7415fa5d251b9b26febd101\",\"links\":[\"5049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b3\"],\"postType\":1,\"timestamp\":80,\"hashes\":[\"20265674e8aac2dfddd78f86fe5a3dd68d976ca3f5ba23645ec7381480921d0d\",\"10705340e5528f2ef03a6797b72b1bb9f37f9009ad408247387c4bcc4d2a3371\",\"af700793dd51d4cb3c18a6df46f88bfe1665fba9b277487ddecd1e031441d69d\"]}}">>,
  decode_example_json(D).
post_info() ->
  D = <<"{\"name\":\"post/info\",\"type\":\"post\",\"id\":2,\"binary\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d04ccb1c0063ef09a200e031ee89d874bcc99f3e6fd8fd667f5e28f4dbcf4b7de6bb1ce37d5f01cc055a7b70cef175d30feeb34531db98c91fa8b3fa4d7c5fd307015049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b30250046e616d65066361626c657200\",\"obj\":{\"publicKey\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0\",\"signature\":\"4ccb1c0063ef09a200e031ee89d874bcc99f3e6fd8fd667f5e28f4dbcf4b7de6bb1ce37d5f01cc055a7b70cef175d30feeb34531db98c91fa8b3fa4d7c5fd307\",\"links\":[\"5049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b3\"],\"postType\":2,\"timestamp\":80,\"key\":\"name\",\"value\":\"cabler\"}}">>,
  decode_example_json(D).
post_topic() ->
  D = <<"{\"name\":\"post/topic\",\"type\":\"post\",\"id\":3,\"binary\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0bf7578e781caee4ca708281645b291a2100c4f2138f0e0ac98bc2b4a414b4ba8dca08285751114b05f131421a1745b648c43b17b05392593237dfacc8dff5208015049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b303500764656661756c743b696e74726f6475636520796f757273656c6620746f2074686520667269656e646c792063726f7764206f66206c696b656d696e64656420666f6c78\",\"obj\":{\"publicKey\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0\",\"signature\":\"bf7578e781caee4ca708281645b291a2100c4f2138f0e0ac98bc2b4a414b4ba8dca08285751114b05f131421a1745b648c43b17b05392593237dfacc8dff5208\",\"links\":[\"5049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b3\"],\"postType\":3,\"channel\":\"default\",\"timestamp\":80,\"topic\":\"introduce yourself to the friendly crowd of likeminded folx\"}}">>,
  decode_example_json(D).
post_join() ->
  D = <<"{\"name\":\"post/join\",\"type\":\"post\",\"id\":4,\"binary\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d064425f10fa34c1e14b6101491772d3c5f15f720a952dd56c27d5ad52f61f695130ce286de73e332612b36242339b61c9e12397f5dcc94c79055c7e1cb1dbfb08015049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b304500764656661756c74\",\"obj\":{\"publicKey\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0\",\"signature\":\"64425f10fa34c1e14b6101491772d3c5f15f720a952dd56c27d5ad52f61f695130ce286de73e332612b36242339b61c9e12397f5dcc94c79055c7e1cb1dbfb08\",\"links\":[\"5049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b3\"],\"postType\":4,\"channel\":\"default\",\"timestamp\":80}}">>,

Insertion in apps/cable/src/examples.erl at line 65 [7.11]

[4.3586]

[7.1394]

post_leave() ->
  D = <<"{\"name\":\"post/leave\",\"type\":\"post\",\"id\":5,\"binary\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0abb083ecdca569f064564942ddf1944fbf550dc27ea36a7074be798d753cb029703de77b1a9532b6ca2ec5706e297dce073d6e508eeb425c32df8431e4677805015049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b305500764656661756c74\",\"obj\":{\"publicKey\":\"25b272a71555322d40efe449a7f99af8fd364b92d350f1664481b2da340a02d0\",\"signature\":\"abb083ecdca569f064564942ddf1944fbf550dc27ea36a7074be798d753cb029703de77b1a9532b6ca2ec5706e297dce073d6e508eeb425c32df8431e4677805\",\"links\":[\"5049d089a650aa896cb25ec35258653be4df196b4a5e5b6db7ed024aaa89e1b3\"],\"postType\":5,\"channel\":\"default\",\"timestamp\":80}}">>,
  decode_example_json(D).

Insertion in README.md at line 6 [2.14]
[2.228]
[2.228]
```
## TODO
```

Insertion in README.md at line 9 [2.14]

[2.229]

- [ ] UTF-8 handling seems to be a bit gnarly
  - make sure all string fields (channels, text, topic, etc.) handle unicode codepoints properly
  - See https://www.erlang.org/doc/apps/stdlib/unicode_usage.html
- [ ] check if `hash_response2_test` is supposed to fail