[Maintenance] Use native formatter settings

With todays screens size, there is no need to enforce 80 chars line lenght.
Let's use native mix format settings

.formatter.exs

@@ -1,5 +1,4 @@
 # Used by "mix format"
 [
-  inputs: ["mix.exs", "{config,lib,test}/**/*.{ex,exs}"],
-  line_length: 80
+  inputs: ["mix.exs", "{config,lib,test}/**/*.{ex,exs}"]
 ]

lib/kafka_ex.ex

@@ -607,8 +607,7 @@ defmodule KafkaEx do
           KafkaEx.worker_setting() | {:server_impl, module}
         ]) :: GenServer.on_start()
   def start_link_worker(name, worker_init \\ []) do
-    {server_impl, worker_init} =
-      Keyword.pop(worker_init, :server_impl, Config.server_impl())
+    {server_impl, worker_init} = Keyword.pop(worker_init, :server_impl, Config.server_impl())
 
     {:ok, full_worker_init} = build_worker_options(worker_init)
     server_impl.start_link(full_worker_init, name)

lib/kafka_ex/consumer_group/manager.ex

@@ -70,8 +70,7 @@ defmodule KafkaEx.ConsumerGroup.Manager do
 
     GenServer.start_link(
       __MODULE__,
-      {{gen_consumer_module, consumer_module}, group_name, topics,
-       consumer_opts},
+      {{gen_consumer_module, consumer_module}, group_name, topics, consumer_opts},
       gen_server_opts
     )
   end
@@ -396,8 +395,7 @@ defmodule KafkaEx.ConsumerGroup.Manager do
       member_id: member_id
     }
 
-    leave_group_response =
-      KafkaEx.leave_group(leave_request, worker_name: worker_name)
+    leave_group_response = KafkaEx.leave_group(leave_request, worker_name: worker_name)
 
     case leave_group_response do
       %{error_code: :no_error} ->

lib/kafka_ex/default_partitioner.ex

@@ -33,9 +33,7 @@ defmodule KafkaEx.DefaultPartitioner do
         assign_partition_with_key(request, metadata, key)
 
       {:error, reason} ->
-        Logger.warn(
-          "#{__MODULE__}: couldn't assign partition due to #{inspect(reason)}"
-        )
+        Logger.warn("#{__MODULE__}: couldn't assign partition due to #{inspect(reason)}")
 
         assign_partition_randomly(request, metadata)
     end
@@ -70,8 +68,7 @@ defmodule KafkaEx.DefaultPartitioner do
        ) do
     hash = Murmur.umurmur2(key)
 
-    partitions_count =
-      metadata |> MetadataResponse.partitions_for_topic(topic) |> length()
+    partitions_count = metadata |> MetadataResponse.partitions_for_topic(topic) |> length()
 
     partition_id = rem(hash, partitions_count)
     %{request | partition: partition_id}

lib/kafka_ex/gen_consumer.ex

@@ -461,8 +461,7 @@ defmodule KafkaEx.GenConsumer do
           options
         ) :: GenServer.on_start()
   def start_link(consumer_module, group_name, topic, partition, opts \\ []) do
-    {server_opts, consumer_opts} =
-      Keyword.split(opts, [:debug, :name, :timeout, :spawn_opt])
+    {server_opts, consumer_opts} = Keyword.split(opts, [:debug, :name, :timeout, :spawn_opt])
 
     GenServer.start_link(
       __MODULE__,
@@ -563,8 +562,7 @@ defmodule KafkaEx.GenConsumer do
 
         given_fetch_options = Keyword.get(opts, :fetch_options, [])
 
-        fetch_options =
-          Keyword.merge(default_fetch_options, given_fetch_options)
+        fetch_options = Keyword.merge(default_fetch_options, given_fetch_options)
 
         state = %State{
           consumer_module: consumer_module,

lib/kafka_ex/legacy_partitioner.ex

@@ -34,9 +34,7 @@ defmodule KafkaEx.LegacyPartitioner do
         assign_partition_with_key(request, metadata, key)
 
       {:error, reason} ->
-        Logger.warn(
-          "#{__MODULE__}: couldn't assign partition due to #{inspect(reason)}"
-        )
+        Logger.warn("#{__MODULE__}: couldn't assign partition due to #{inspect(reason)}")
 
         assign_partition_randomly(request, metadata)
     end
@@ -71,8 +69,7 @@ defmodule KafkaEx.LegacyPartitioner do
        ) do
     hash = Murmur.umurmur2_legacy(key)
 
-    partitions_count =
-      metadata |> MetadataResponse.partitions_for_topic(topic) |> length()
+    partitions_count = metadata |> MetadataResponse.partitions_for_topic(topic) |> length()
 
     partition_id = rem(hash, partitions_count)
     %{request | partition: partition_id}

lib/kafka_ex/network_client.ex

@@ -64,8 +64,7 @@ defmodule KafkaEx.NetworkClient do
         :ok ->
           case Socket.recv(socket, 0, timeout) do
             {:ok, data} ->
-              :ok =
-                Socket.setopts(socket, [:binary, {:packet, 4}, {:active, true}])
+              :ok = Socket.setopts(socket, [:binary, {:packet, 4}, {:active, true}])
 
               data
 

lib/kafka_ex/new/adapter.ex

@@ -199,8 +199,7 @@ defmodule KafkaEx.New.Adapter do
           | _
         ]
       }) do
-    {message_set, last_offset} =
-      kayrock_message_set_to_kafka_ex(record_set, topic, partition)
+    {message_set, last_offset} = kayrock_message_set_to_kafka_ex(record_set, topic, partition)
 
     {[
        %FetchResponse{
@@ -267,8 +266,7 @@ defmodule KafkaEx.New.Adapter do
        group_id: request.group_name,
        generation_id: request.generation_id,
        member_id: request.member_id,
-       group_assignment:
-         Enum.map(request.assignments, &kafka_ex_group_assignment_to_kayrock/1)
+       group_assignment: Enum.map(request.assignments, &kafka_ex_group_assignment_to_kayrock/1)
      }, request.group_name}
   end
 
@@ -280,8 +278,7 @@ defmodule KafkaEx.New.Adapter do
       }) do
     %SyncGroupResponse{
       error_code: Kayrock.ErrorCode.code_to_atom(error_code),
-      assignments:
-        Enum.map(partition_assignments, fn p -> {p.topic, p.partitions} end)
+      assignments: Enum.map(partition_assignments, fn p -> {p.topic, p.partitions} end)
     }
   end
 
@@ -313,8 +310,7 @@ defmodule KafkaEx.New.Adapter do
   def create_topics_request(requests, timeout) do
     %Kayrock.CreateTopics.V0.Request{
       timeout: timeout,
-      create_topic_requests:
-        Enum.map(requests, &kafka_ex_to_kayrock_create_topics/1)
+      create_topic_requests: Enum.map(requests, &kafka_ex_to_kayrock_create_topics/1)
     }
   end
 
@@ -373,11 +369,9 @@ defmodule KafkaEx.New.Adapter do
   end
 
   def offset_fetch_request(offset_fetch_request, client_consumer_group) do
-    consumer_group =
-      offset_fetch_request.consumer_group || client_consumer_group
+    consumer_group = offset_fetch_request.consumer_group || client_consumer_group
 
-    request =
-      Kayrock.OffsetFetch.get_request_struct(offset_fetch_request.api_version)
+    request = Kayrock.OffsetFetch.get_request_struct(offset_fetch_request.api_version)
 
     {%{
        request
@@ -422,11 +416,9 @@ defmodule KafkaEx.New.Adapter do
   end
 
   def offset_commit_request(offset_commit_request, client_consumer_group) do
-    consumer_group =
-      offset_commit_request.consumer_group || client_consumer_group
+    consumer_group = offset_commit_request.consumer_group || client_consumer_group
 
-    request =
-      Kayrock.OffsetCommit.get_request_struct(offset_commit_request.api_version)
+    request = Kayrock.OffsetCommit.get_request_struct(offset_commit_request.api_version)
 
     request = %{
       request
@@ -518,8 +510,7 @@ defmodule KafkaEx.New.Adapter do
       topic: request.topic,
       num_partitions: request.num_partitions,
       replication_factor: request.replication_factor,
-      replica_assignment:
-        Enum.map(request.replica_assignment, &Map.from_struct/1),
+      replica_assignment: Enum.map(request.replica_assignment, &Map.from_struct/1),
       config_entries:
         Enum.map(request.config_entries, fn ce ->
           %{config_name: ce.config_name, config_value: ce.config_value}

lib/kafka_ex/new/client.ex

@@ -126,8 +126,7 @@ defmodule KafkaEx.New.Client do
           Kernel.reraise(e, System.stacktrace())
       end
 
-    {:ok, _} =
-      :timer.send_interval(state.metadata_update_interval, :update_metadata)
+    {:ok, _} = :timer.send_interval(state.metadata_update_interval, :update_metadata)
 
     {:ok, state}
   end
@@ -159,15 +158,13 @@ defmodule KafkaEx.New.Client do
   end
 
   def handle_call({:topic_metadata, topics, allow_topic_creation}, _from, state) do
-    {topic_metadata, updated_state} =
-      fetch_topics_metadata(state, topics, allow_topic_creation)
+    {topic_metadata, updated_state} = fetch_topics_metadata(state, topics, allow_topic_creation)
 
     {:reply, {:ok, topic_metadata}, updated_state}
   end
 
   def handle_call({:kayrock_request, request, node_selector}, _from, state) do
-    {response, updated_state} =
-      kayrock_network_request(request, node_selector, state)
+    {response, updated_state} = kayrock_network_request(request, node_selector, state)
 
     {:reply, response, updated_state}
   end
@@ -220,8 +217,7 @@ defmodule KafkaEx.New.Client do
         updated_state
 
       _ ->
-        new_cluster_metadata =
-          ClusterMetadata.from_metadata_v1_response(response)
+        new_cluster_metadata = ClusterMetadata.from_metadata_v1_response(response)
 
         {updated_cluster_metadata, brokers_to_close} =
           ClusterMetadata.merge_brokers(
@@ -345,8 +341,7 @@ defmodule KafkaEx.New.Client do
         end
 
       _ ->
-        message =
-          "Unable to fetch metadata from any brokers. Timeout is #{sync_timeout}."
+        message = "Unable to fetch metadata from any brokers. Timeout is #{sync_timeout}."
 
         Logger.log(:error, message)
         raise message
@@ -549,8 +544,7 @@ defmodule KafkaEx.New.Client do
   end
 
   defp run_client_request(
-         %{client_id: client_id, correlation_id: correlation_id} =
-           client_request,
+         %{client_id: client_id, correlation_id: correlation_id} = client_request,
          send_request,
          synchronous
        )
@@ -694,8 +688,7 @@ defmodule KafkaEx.New.Client do
 
     topic_metadata = State.topics_metadata(updated_state, topics)
 
-    {topic_metadata,
-     %{updated_state | allow_auto_topic_creation: allow_auto_topic_creation}}
+    {topic_metadata, %{updated_state | allow_auto_topic_creation: allow_auto_topic_creation}}
   end
 
   defp close_broker_by_socket(state, socket) do

lib/kafka_ex/new/client/state.ex

@@ -41,8 +41,7 @@ defmodule KafkaEx.New.Client.State do
           :consumer_group_update_interval,
           @default_consumer_group_update_interval
         ),
-      allow_auto_topic_creation:
-        Keyword.get(args, :allow_auto_topic_creation, true),
+      allow_auto_topic_creation: Keyword.get(args, :allow_auto_topic_creation, true),
       use_ssl: Keyword.get(args, :use_ssl, false),
       ssl_options: Keyword.get(args, :ssl_options, []),
       consumer_group_for_auto_commit: Keyword.get(args, :consumer_group)
@@ -99,8 +98,7 @@ defmodule KafkaEx.New.Client.State do
       ) do
     %{
       state
-      | cluster_metadata:
-          ClusterMetadata.remove_topics(cluster_metadata, topics)
+      | cluster_metadata: ClusterMetadata.remove_topics(cluster_metadata, topics)
     }
   end
 

lib/kafka_ex/new/client_compatibility.ex

@@ -29,8 +29,7 @@ defmodule KafkaEx.New.ClientCompatibility do
       def handle_call({:metadata, topic}, _from, state) do
         updated_state = update_metadata(state, [topic])
 
-        {:reply, Adapter.metadata_response(updated_state.cluster_metadata),
-         updated_state}
+        {:reply, Adapter.metadata_response(updated_state.cluster_metadata), updated_state}
       end
 
       def handle_call({:offset, topic, partition, time}, _from, state) do
@@ -141,8 +140,7 @@ defmodule KafkaEx.New.ClientCompatibility do
               {response, updated_state}
           end
 
-        {:reply, response,
-         %{state_out | allow_auto_topic_creation: allow_auto_topic_creation}}
+        {:reply, response, %{state_out | allow_auto_topic_creation: allow_auto_topic_creation}}
       end
 
       def handle_call({:join_group, request, network_timeout}, _from, state) do
@@ -339,8 +337,7 @@ defmodule KafkaEx.New.ClientCompatibility do
             state
 
           _ ->
-            {_, updated_state} =
-              fetch_topics_metadata(state, topics, allow_topic_creation)
+            {_, updated_state} = fetch_topics_metadata(state, topics, allow_topic_creation)
 
             updated_state
         end

lib/kafka_ex/new/structs/cluster_metadata.ex

@@ -146,8 +146,7 @@ defmodule KafkaEx.New.Structs.ClusterMetadata do
     brokers =
       metadata.brokers
       |> Enum.into(%{}, fn broker_metadata ->
-        %{host: host, port: port, node_id: node_id, rack: rack} =
-          broker_metadata
+        %{host: host, port: port, node_id: node_id, rack: rack} = broker_metadata
 
         {node_id, %Broker{host: host, port: port, node_id: node_id, rack: rack}}
       end)
@@ -240,8 +239,7 @@ defmodule KafkaEx.New.Structs.ClusterMetadata do
           KafkaExAPI.node_id()
         ) :: t
   def put_consumer_group_coordinator(
-        %__MODULE__{consumer_group_coordinators: consumer_group_coordinators} =
-          cluster_metadata,
+        %__MODULE__{consumer_group_coordinators: consumer_group_coordinators} = cluster_metadata,
         consumer_group,
         coordinator_node_id
       ) do

lib/kafka_ex/new/structs/topic.ex

@@ -32,8 +32,7 @@ defmodule KafkaEx.New.Structs.Topic do
         end
       )
 
-    partitions =
-      Enum.map(partition_metadata, &Partition.from_partition_metadata/1)
+    partitions = Enum.map(partition_metadata, &Partition.from_partition_metadata/1)
 
     %__MODULE__{
       name: name,

lib/kafka_ex/protocol.ex

@@ -34,8 +34,8 @@ defmodule KafkaEx.Protocol do
         client_id,
         api_version \\ @default_api_version
       ) do
-    <<api_key(type)::16, api_version::16, correlation_id::32,
-      byte_size(client_id)::16, client_id::binary>>
+    <<api_key(type)::16, api_version::16, correlation_id::32, byte_size(client_id)::16,
+      client_id::binary>>
   end
 
   @error_map %{

lib/kafka_ex/protocol/api_versions.ex

@@ -62,8 +62,8 @@ defmodule KafkaEx.Protocol.ApiVersions do
   def parse_response(binary, this_api_version \\ @default_this_api_version)
 
   def parse_response(
-        <<_correlation_id::32-signed, error_code::16-signed,
-          api_versions_count::32-signed, rest::binary>>,
+        <<_correlation_id::32-signed, error_code::16-signed, api_versions_count::32-signed,
+          rest::binary>>,
         this_api_version
       ) do
     %{
@@ -100,8 +100,7 @@ defmodule KafkaEx.Protocol.ApiVersions do
   end
 
   defp parse_one_api_version(
-         <<api_key::16-signed, min_version::16-signed, max_version::16-signed,
-           rest::binary>>
+         <<api_key::16-signed, min_version::16-signed, max_version::16-signed, rest::binary>>
        ) do
     {%ApiVersion{
        api_key: api_key,

lib/kafka_ex/protocol/common.ex

@@ -17,14 +17,13 @@ defmodule KafkaEx.Protocol.Common do
 
   def parse_topics(
         topics_size,
-        <<topic_size::16-signed, topic::size(topic_size)-binary,
-          partitions_size::32-signed, rest::binary>>,
+        <<topic_size::16-signed, topic::size(topic_size)-binary, partitions_size::32-signed,
+          rest::binary>>,
         mod
       ) do
     struct_module = Module.concat(mod, Response)
 
-    {partitions, topics_data} =
-      mod.parse_partitions(partitions_size, rest, [], topic)
+    {partitions, topics_data} = mod.parse_partitions(partitions_size, rest, [], topic)
 
     [
       %{