fix: mix format

.tool-versions

@@ -1,2 +1,2 @@
-elixir 1.15.5-otp-26
-erlang 26.0.2
+elixir 1.17.2-otp-27
+erlang 27.0.1

lib/pigeon/apns/token.ex

@@ -9,7 +9,7 @@ defmodule Pigeon.APNS.Token do
 
   @type t :: {non_neg_integer(), binary() | nil}
 
-  @spec start_link((() -> any())) :: Agent.on_start()
+  @spec start_link((-> any())) :: Agent.on_start()
   def start_link(_) do
     Agent.start_link(fn -> %{} end, name: __MODULE__)
   end

lib/pigeon/fcm/config.ex

@@ -4,7 +4,7 @@ defmodule Pigeon.FCM.Config do
   defstruct port: 443,
             project_id: nil,
             service_account_json: nil,
-            uri: 'fcm.googleapis.com'
+            uri: ~c"fcm.googleapis.com"
 
   @type t :: %__MODULE__{
           port: pos_integer,
@@ -44,7 +44,7 @@ defmodule Pigeon.FCM.Config do
       port: Keyword.get(opts, :port, 443),
       project_id: project_id,
       service_account_json: service_account_json,
-      uri: Keyword.get(opts, :uri, 'fcm.googleapis.com')
+      uri: Keyword.get(opts, :uri, ~c"fcm.googleapis.com")
     }
   end
 

lib/pigeon/legacy_fcm/config.ex

@@ -2,7 +2,7 @@ defmodule Pigeon.LegacyFCM.Config do
   @moduledoc false
 
   defstruct key: nil,
-            uri: 'fcm.googleapis.com',
+            uri: ~c"fcm.googleapis.com",
             port: 443
 
   @type t :: %__MODULE__{
@@ -30,7 +30,7 @@ defmodule Pigeon.LegacyFCM.Config do
   def new(opts) when is_list(opts) do
     %__MODULE__{
       key: Keyword.get(opts, :key),
-      uri: Keyword.get(opts, :uri, 'fcm.googleapis.com'),
+      uri: Keyword.get(opts, :uri, ~c"fcm.googleapis.com"),
       port: Keyword.get(opts, :port, 443)
     }
   end
@@ -167,7 +167,9 @@ defimpl Pigeon.Configurable, for: Pigeon.LegacyFCM.Config do
   def parse_error(data) do
     case Pigeon.json_library().decode(data) do
       {:ok, response} ->
-        (response["reason"] || "unknown") |> Macro.underscore() |> String.to_existing_atom()
+        (response["reason"] || "unknown")
+        |> Macro.underscore()
+        |> String.to_existing_atom()
 
       error ->
         "JSON parse failed: #{inspect(error)}, body: #{inspect(data)}"