Format everything

.formatter.exs

@@ -1,7 +1,4 @@
+# Used by "mix format"
 [
-  inputs: [
-    "lib/**/*.{ex,exs}",
-    "test/**/*.{ex,exs}",
-    "mix.exs"
-  ]
+  inputs: ["mix.exs", "{config,lib,test}/**/*.{ex,exs}"]
 ]

config/config.exs

@@ -3,8 +3,10 @@
 use Mix.Config
 
 config :paracusia,
-  retry_after: 100,      # if connecting to MPD failed, try again after x milliseconds
-  max_retry_attempts: 3  # Give up if no connection could be established after x attempts.
+  # if connecting to MPD failed, try again after x milliseconds
+  retry_after: 100,
+  # Give up if no connection could be established after x attempts.
+  max_retry_attempts: 3
 
 # This configuration is loaded before any dependency and is restricted
 # to this project. If another project depends on this project, this
@@ -31,4 +33,4 @@ config :paracusia,
 # Configuration from the imported file will override the ones defined
 # here (which is why it is important to import them last).
 #
-import_config "#{Mix.env}.exs"
+import_config "#{Mix.env()}.exs"

config/test.exs

@@ -2,4 +2,5 @@ use Mix.Config
 
 config :paracusia,
   hostname: "localhost",
-  port: 9091  # port the mock server will listen on
+  # port the mock server will listen on
+  port: 9091

lib/paracusia/message_parser.ex

@@ -42,7 +42,8 @@ defmodule Paracusia.MessageParser do
       [{"foo", "bar"}, {"baz", "fam"}]
   """
   def parse_uris(m) do
-    m |> String.split("\n", trim: true)
+    m
+    |> String.split("\n", trim: true)
     |> Enum.map(fn item ->
       case item |> String.split(": ", parts: 2) do
         [first, second] -> {first, second}
@@ -60,7 +61,8 @@ defmodule Paracusia.MessageParser do
       ["Beatles", "Lady Gaga"]
   """
   def parse_newline_separated_enum(m) do
-    m |> parse_uris
+    m
+    |> parse_uris
     |> Enum.map(fn {_, value} -> value end)
   end
 

lib/paracusia/mpd_client.ex

@@ -92,7 +92,7 @@ defmodule Paracusia.MpdClient do
     # closing its connection to Paracusia), connecting to MPD may fail if MPD takes longer to
     # restart than Paracusia. For that reason, we retry connection establishment.
     ip_addrs = ip_addresses(hostname)
-    if ip_addrs == [], do: raise "Unable to resolve IP address for hostname #{inspect hostname}"
+    if ip_addrs == [], do: raise("Unable to resolve IP address for hostname #{inspect(hostname)}")
     sock = connect_retry(ip_addresses(hostname), port, 1, 0, retry_after, max_attempts)
     {:ok, "OK MPD" <> _} = :gen_tcp.recv(sock, 0)
 
@@ -238,7 +238,7 @@ defmodule Paracusia.MpdClient do
   end
 
   def handle_info({:tcp_closed, _}, state) do
-    _ = Logger.warn "TCP connection closed by server."
+    _ = Logger.warn("TCP connection closed by server.")
     {:stop, :disconnect_by_server, state}
   end