update for elixir 0.15

lib/atlas/accessors.ex

@@ -70,7 +70,8 @@ defmodule Atlas.Accessors do
         %User{email: "user@example.com"}
 
       """
-      def new(attributes \\ []) when is_list(attributes) do
+      def new(attributes \\ [])
+      def new(attributes) when is_list(attributes) do
         assign(struct(__MODULE__, attributes), attributes)
       end
       def new(map) when is_map(map) do

lib/atlas/adapters/postgres.ex

@@ -6,10 +6,10 @@ defmodule Atlas.Adapters.Postgres do
 
   def connect(config) do
     case PG.connect(
-      List.from_char_data!(config.host),
-      List.from_char_data!(config.username),
-      List.from_char_data!(config.password),
-      database: List.from_char_data!(config.database)) do
+      String.to_char_list(config.host),
+      String.to_char_list(config.username),
+      String.to_char_list(config.password),
+      database: String.to_char_list(config.database)) do
 
       {:ok, pid}       -> {:ok, pid}
       {:error, reason} -> {:error, reason}
@@ -107,12 +107,12 @@ defmodule Atlas.Adapters.Postgres do
   # Ex: [{:column,"id",:int4,4,-1,0}, {:column,"age",:int4,4,-1,0}]
   # => [:id, :age]
   defp normalize_cols(columns) do
-    Enum.map columns, fn col -> binary_to_atom(elem(col, 1)) end
+    Enum.map columns, fn col -> String.to_atom(elem(col, 1)) end
   end
 
   defp normalize_rows(rows_of_tuples) do
     rows_of_tuples
-    |> Enum.map(&tuple_to_list(&1))
+    |> Enum.map(&Tuple.to_list(&1))
     |> Enum.map(&normalize_values(&1))
   end
 end

lib/atlas/exceptions/adapter_error.ex

@@ -1,8 +1,8 @@
-defexception Atlas.Exceptions.AdapterError,
-             message: "Error when performing query",
-             can_retry: false do
+defmodule Atlas.Exceptions.AdapterError do
+  defexception [message: "Error when performing query",
+                can_retry: false]
 
   def full_message(me) do
     "Call failed: #{me.message}, retriable: #{me.can_retry}"
   end
-end
+end

lib/atlas/exceptions/undefined_relationship.ex

@@ -1,8 +1,8 @@
-defexception Atlas.Exceptions.UndefinedRelationship,
-             message: "Undefined model relationship",
-             can_retry: false do
+defmodule Atlas.Exceptions.UndefinedRelationship do
+  defexception [message: "Undefined model relationship",
+                can_retry: false]
 
   def full_message(me) do
     "Call failed: #{me.message}, retriable: #{me.can_retry}"
   end
-end
+end

lib/atlas/field_converter.ex

@@ -29,7 +29,7 @@ defmodule Atlas.FieldConverter do
   end
 
   def value_to_field_type(value, :boolean) when is_boolean(value), do: value
-  def value_to_field_type(value, :boolean), do: binary_to_atom(to_string(value)) == true
+  def value_to_field_type(value, :boolean), do: String.to_atom(to_string(value)) == true
 
   def value_to_field_type(value, :datetime) when is_binary(value), do: value
   def value_to_field_type(nil,   :datetime), do: nil

lib/atlas/finders.ex

@@ -27,7 +27,7 @@ defmodule Atlas.Finders do
     quote unquote: false do
       Enum.each @fields, fn field ->
         field_name = elem(field, 0)
-        def unquote(binary_to_atom "with_#{field_name}")(value) do
+        def unquote(String.to_atom "with_#{field_name}")(value) do
           where([{unquote(field_name), value}])
         end
       end

lib/atlas/protocols/count.ex

@@ -12,7 +12,7 @@ end
 
 defimpl Atlas.Count, for: Atom do
   def count(nil), do: 0
-  def count(atom), do: atom |> atom_to_binary |> String.length
+  def count(atom), do: atom |> Atom.to_string |> String.length
 end
 
 defimpl Atlas.Count, for: Map do

lib/atlas/query/query.ex

@@ -3,7 +3,8 @@ defmodule Atlas.Query do
             joins: [], limit: nil, offset: nil, order_by: nil,
             order_by_direction: nil, count: false
 
-  def new(attributes \\ []) when is_list(attributes) do
+  def new(attributes \\ [])
+  def new(attributes) when is_list(attributes) do
     struct(__MODULE__, attributes)
   end
   def new(map) when is_map(map) do

lib/atlas/repo.ex

@@ -26,7 +26,7 @@ defmodule Atlas.Repo do
       The unique identifier of the repo's genserver adapter process
       """
       def server_name do
-        binary_to_atom  "repo_server_#{String.downcase(to_string(unquote(__MODULE__)))}"
+        String.to_atom  "repo_server_#{String.downcase(to_string(unquote(__MODULE__)))}"
       end
 
       @doc """

mix.exs

@@ -5,7 +5,7 @@ defmodule Atlas.Mixfile do
     [
       app: :atlas,
       version: "0.2.0",
-      elixir: ">= 0.13.3",
+      elixir: "~> 0.15.0",
       deps: deps,
       package: [
         contributors: ["Chris McCord", "Sonny Scroggin"],

mix.lock

@@ -1 +1 @@
-[ "epgsql": {:git,"git://github.com/wg/epgsql.git","3318bd5d646cad0623ae9dcc6df015bb85258a63",[]} ]
+%{"epgsql": {:git, "git://github.com/wg/epgsql.git", "3318bd5d646cad0623ae9dcc6df015bb85258a63", []}}

test/persistence_test_helper.exs

@@ -88,13 +88,10 @@ defmodule Atlas.PersistenceTestHelper do
 
       setup_all do
         create_table
+        on_exit fn -> drop_table end
         :ok
       end
 
-      teardown_all do
-        drop_table
-        :ok
-      end
     end
   end
 end