Support Decimal

Author: josevalim

README.md

@@ -102,6 +102,7 @@ Ecto type               | JSON type
 :---------------------- | :--------------------
 `:integer`              | `integer`
 `:float`                | `number`
+`:decimal`              | `number`
 `:boolean`              | `boolean`
 `:string`               | `string`
 `:map`                  | `object`

lib/schemecto.ex

@@ -280,6 +280,7 @@ defmodule Schemecto do
   defp do_type_to_json_schema(:string), do: %{"type" => "string"}
   defp do_type_to_json_schema(:integer), do: %{"type" => "integer"}
   defp do_type_to_json_schema(:float), do: %{"type" => "number"}
+  defp do_type_to_json_schema(:decimal), do: %{"type" => "number"}
   defp do_type_to_json_schema(:boolean), do: %{"type" => "boolean"}
   defp do_type_to_json_schema(:map), do: %{"type" => "object"}
 

test/schemecto_test.exs

@@ -426,6 +426,7 @@ defmodule SchemectoTest do
         %{name: :name, type: :string},
         %{name: :age, type: :integer},
         %{name: :score, type: :float},
+        %{name: :price, type: :decimal},
         %{name: :active, type: :boolean},
         %{name: :metadata, type: :map},
         %{name: :tags, type: {:array, :string}},
@@ -442,6 +443,7 @@ defmodule SchemectoTest do
                  "name" => %{"type" => "string"},
                  "age" => %{"type" => "integer"},
                  "score" => %{"type" => "number"},
+                 "price" => %{"type" => "number"},
                  "active" => %{"type" => "boolean"},
                  "metadata" => %{"type" => "object"},
                  "tags" => %{"type" => "array", "items" => %{"type" => "string"}},