Feature | Object Data Class

lib/ruber.rb

@@ -10,6 +10,7 @@ module Ruber
   autoload :Client, "ruber/client"
   autoload :Error, "ruber/error"
   autoload :Authenticator, "ruber/authenticator"
+  autoload :Object, "ruber/object"
 
   DEFAULT_API_BASE = "https://api.uber.com/v1"
 

lib/ruber/object.rb

@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+module Ruber
+  class Object
+    def initialize(attributes)
+      @data = to_data_object(attributes)
+    end
+
+    def to_data_object(obj)
+      if obj.is_a?(Hash)
+        wrapped = obj.transform_values do |val|
+          result = to_data_object(val)
+
+          result.is_a?(Data) ? self.class.new(result.to_h) : result
+        end
+
+        Data.define(*wrapped.keys).new(**wrapped)
+      elsif obj.is_a?(Array)
+        obj.map { |o| to_data_object(o) }
+      else
+        obj
+      end
+    end
+
+    private
+
+    def method_missing(name, *args)
+      super unless @data.respond_to?(name)
+
+      @data.public_send(name, *args)
+    end
+
+    def respond_to_missing?(name, *args) = @data.respond_to?(name) || super
+  end
+end

test/ruber/object_test.rb

@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require File.expand_path("../test_helper", __dir__)
+
+module Ruber
+  class ObjectTest < Minitest::Test
+    def test_creating_object_from_hash
+      assert_equal "bar", Ruber::Object.new(foo: "bar").foo
+    end
+
+    def test_nested_hash
+      assert_equal "foobar", Ruber::Object.new(foo: { bar: { baz: "foobar" } }).foo.bar.baz
+    end
+
+    def test_nested_number
+      assert_equal 1, Ruber::Object.new(foo: { bar: 1 }).foo.bar
+    end
+
+    def test_array
+      object = Ruber::Object.new(foo: [{ bar: :baz }])
+      assert_equal :baz, object.foo.first.bar
+    end
+
+    def test_respond_to_missing
+      assert_respond_to Ruber::Object.new(foo: "bar"), :foo
+    end
+
+    def test_invalid_method
+      assert_raises(NoMethodError) { Ruber::Object.new(foo: "bar").invalid }
+    end
+
+    def test_respond_with_ruber_object
+      assert_instance_of Ruber::Object, Ruber::Object.new(foo: { bar: "baz" }).foo
+    end
+  end
+end