builder solution? o_o

lib/rental_plan.rb

@@ -0,0 +1,33 @@
+require 'rental_plan/metadata'
+require 'rental_plan/day_range'
+require 'rental_plan/hour_range'
+
+class RentalPlan
+  def self.build(name)
+    build_metadata name
+    build_ranges
+
+    new(@metadata, @ranges)
+  end
+
+  def self.build_metadata(name)
+    @metadata = Metadata.new(name)
+  end
+
+  def self.build_ranges
+    @ranges = [DayRange.build]
+  end
+
+  def initialize(metadata, ranges)
+    @metadata = metadata
+    @ranges = ranges
+  end
+
+  def name
+    @metadata.name
+  end
+
+  def ranges
+    @ranges
+  end
+end

lib/rental_plan/day_range.rb

@@ -0,0 +1,18 @@
+class DayRange
+  def self.build(start=1, finish=9999)
+    build_hour_ranges
+
+    new(@hour_ranges, start, finish)
+  end
+
+  def self.build_hour_ranges
+    @hour_ranges = [HourRange.new]
+  end
+
+  attr_reader :start, :finish, :hour_ranges
+  def initialize(hour_ranges, start=1, finish=9999)
+    @start = start
+    @finish = finish
+    @hour_ranges = hour_ranges
+  end
+end

lib/rental_plan/hour_range.rb

@@ -0,0 +1,7 @@
+class HourRange
+  attr_reader :start, :finish
+  def initialize(start=1, finish=24)
+    @start = start
+    @finish = finish
+  end
+end

lib/rental_plan/metadata.rb

@@ -0,0 +1,6 @@
+class Metadata
+  attr_reader :name
+  def initialize(name)
+    @name = name
+  end
+end

spec/anything_spec.rb

@@ -4,15 +4,15 @@
 require 'rental_plan'
 
 describe RentalPlan do
-  let(:plan) { RentalPlan.new 'My rental plan' }
+  let(:plan) { RentalPlan.build 'My rental plan' }
 
   it 'it has metadata' do
     expect(plan.name).to eq('My rental plan')
   end
 
   it 'has list of day ranges' do
     expect(plan.ranges).to be_a(Array)
-    expect(plan.sample.start).to eq(1)
+    expect(plan.ranges.sample.start).to eq(1)
   end
 
   describe 'each day range' do