Use Decimal.from_float/1 instead of Decimal.new/1

Author: adamzapasnik

lib/sqlite_db_connection/query.ex

@@ -75,7 +75,7 @@ defimpl DBConnection.Query, for: Sqlite.DbConnection.Query do
  {result, _} = int |> Integer.to_string |> Float.parse
  translate_value({result, type})
  end
- defp translate_value({float, "decimal"}), do: Decimal.new(float)
+ defp translate_value({float, "decimal"}), do: Decimal.from_float(float)
  defp translate_value({float, "decimal(" <> rest}) do
  [precision, scale] =
  rest
@@ -85,7 +85,7 @@ defimpl DBConnection.Query, for: Sqlite.DbConnection.Query do
 
  Decimal.with_context(%Decimal.Context{precision: precision, rounding: :down},
  fn ->
- float |> Float.round(scale) |> Decimal.new |> Decimal.plus
+ float |> Float.round(scale) |> Decimal.from_float |> Decimal.plus
  end)
  end
 

test/repo_test.exs

@@ -24,7 +24,7 @@ defmodule Sqlite.Ecto2.RepoTest do
 
  test "preserves decimal without precision" do
  TestRepo.insert!(%MiscTypes{name: "hello", start_time: ~T(09:33:51.130422), cost: 3.1415})
- pi_ish = Decimal.new(3.1415)
+ pi_ish = Decimal.from_float(3.1415)
  assert [%MiscTypes{name: "hello", cost: ^pi_ish}] =
  TestRepo.all from mt in MiscTypes
  end