Fix bug in loading json arrays (#222)

Author: ConnorRigby

CHANGELOG.md

@@ -1,4 +1,10 @@
 # Changelog for v2.2.x Series
+## v2.3.1
+
+__23 October 2018_
+
+* Fix bug in array loading.
+
 ## v2.3.0
 
 _17 October 2018_

lib/sqlite_ecto.ex

@@ -51,6 +51,7 @@ defmodule Sqlite.Ecto2 do
     do: [&json_decode/1, &Ecto.Adapters.SQL.load_embed(type, &1)]
   def loaders(:map, type), do: [&json_decode/1, type]
   def loaders({:map, _}, type), do: [&json_decode/1, type]
+  def loaders({:array, _}, type), do: [&json_decode/1, type]
   def loaders(:float, type), do: [&float_decode/1, type]
   def loaders(_primitive, type), do: [type]
 

lib/sqlite_ecto/connection.ex

@@ -773,8 +773,8 @@ if Code.ensure_loaded?(Sqlitex.Server) do
     defp column_type(:bigserial, _opts), do: "INTEGER"
     defp column_type(:string, _opts), do: "TEXT"
     defp column_type(:map, _opts), do: "TEXT"
-    defp column_type({:map, _}, _opts), do: "TEXT"
-    defp column_type({:array, _}, _opts), do: "TEXT"
+    defp column_type({:map, _}, _opts), do: "JSON"
+    defp column_type({:array, _}, _opts), do: "JSON"
     defp column_type(:decimal, opts) do
       # We only store precision and scale for DECIMAL.
       precision = Keyword.get(opts, :precision)

mix.exs

@@ -3,7 +3,7 @@ defmodule Sqlite.Ecto2.Mixfile do
 
   def project do
     [app: :sqlite_ecto2,
-     version: "2.3.0",
+     version: "2.3.1",
      name: "Sqlite.Ecto2",
      elixir: "~> 1.4",
      deps: deps(),

test/sqlite_ecto_test.exs

@@ -865,7 +865,7 @@ defmodule Sqlite.Ecto2.Test do
                [{:add, :name, {:array, :numeric}, []}]}
 
     assert execute_ddl(create) == ["""
-    CREATE TABLE "posts" ("name" TEXT)
+    CREATE TABLE "posts" ("name" JSON)
     """ |> remove_newlines()]
   end