removed some warnings

Author: zookzook

CHANGELOG.md

@@ -9,7 +9,8 @@
 
 * Bugfixes
     * Using `max_staleness_ms` > 0 results in a crash
-      
+    * Read preferences are sent to mongos
+     
 ## 0.6.5
 
 * Enhancements

lib/mongo.ex

@@ -52,12 +52,11 @@ defmodule Mongo do
 
   use Bitwise
   use Mongo.Messages
+
   alias Mongo.Query
-  alias Mongo.ReadPreference
   alias Mongo.Topology
   alias Mongo.UrlParser
   alias Mongo.Session
-  alias Mongo.ReadPreference
   alias Mongo.Events
   alias Mongo.Events.CommandSucceededEvent
   alias Mongo.Events.CommandFailedEvent
@@ -144,16 +143,12 @@ defmodule Mongo do
     |> Topology.start_link()
   end
 
-  def child_spec(opts, child_opts \\ []) do
-    Supervisor.Spec.worker(Mongo, [opts], child_opts)
-  end
-
   @doc """
   Generates a new `BSON.ObjectId`.
   """
   @spec object_id :: BSON.ObjectId.t
   def object_id do
-    Mongo.IdServer.new
+    Mongo.IdServer.new()
   end
 
   @doc """

lib/mongo/app.ex

@@ -5,8 +5,8 @@ defmodule Mongo.App do
     import Supervisor.Spec, warn: false
 
     children = [
-      worker(Mongo.IdServer, []),
-      worker(Mongo.PBKDF2Cache, []),
+      {Mongo.IdServer, []},
+      {Mongo.PBKDF2Cache, []},
       supervisor(Registry, [:duplicate, :events_registry])
     ]
 

lib/mongo/id_server.ex

@@ -84,6 +84,6 @@ defmodule Mongo.IdServer do
   end
 
   defp process_id() do
-    :os.getpid |> List.to_integer()
+    :os.getpid() |> List.to_integer()
   end
 end

lib/mongo/monitor.ex

@@ -163,16 +163,8 @@ defmodule Mongo.Monitor do
   end
 
   defp call_is_master_command(conn_pid, opts) do
-
     {rtt, result} = :timer.tc(fn -> Mongo.exec_command(conn_pid, [isMaster: 1], opts) end)
-
-    finish_time = DateTime.utc_now()
-    #start_time  = System.monotonic_time
-    #result      = Mongo.exec_command(conn_pid, [isMaster: 1], opts)
-    #finish_time = System.monotonic_time
-    #rtt         = System.convert_time_unit(finish_time - start_time, :native, :millisecond)
-    #finish_time = System.convert_time_unit(finish_time, :native, :millisecond)
-
+    finish_time   = DateTime.utc_now()
     {result, finish_time, div(rtt, 1000)}
   end
 

lib/utils.ex

@@ -22,7 +22,7 @@ defmodule Mongo.Utils do
   # Inserts an ID to the document. A distinction is made as to whether binaries or atoms are used as keys.
   #
   defp add_id(doc) do
-    id = Mongo.IdServer.new
+    id = Mongo.IdServer.new()
     {id, add_id(doc, id)}
   end
   defp add_id([{key, _}|_] = list, id) when is_atom(key), do: [{:_id, id}|list]