Simple shared directory via config

lib/sprig/configuration.rb

@@ -1,10 +1,14 @@
 module Sprig
   class Configuration
 
-    attr_writer :directory, :logger
+    attr_writer :directory, :logger, :shared_directory
 
     def directory
-      Rails.root.join(@directory || default_directory, Rails.env)
+      Rails.root.join(@directory || default_directory, source_directory)
+    end
+
+    def shared_directory
+      @shared_directory
     end
 
     def logger
@@ -13,6 +17,10 @@ def logger
 
     private
 
+    def source_directory
+      shared_directory || Rails.env
+    end
+
     def default_directory
       'db/seeds'
     end

spec/lib/sprig/configuration_spec.rb

@@ -18,6 +18,19 @@
     end
   end
 
+  describe "#shared_directory" do
+    it "returns nil by default" do
+      expect(subject.shared_directory).to be_nil
+    end
+
+    it "returns a shared directory" do
+      subject.shared_directory = 'shared'
+      subject.directory = 'seed_files'
+
+      expect(subject.directory.to_path).to eq('~/seed_files/shared')
+    end
+  end
+
   describe "#logger" do
     it "returns an stdout logger by default" do
       logger = double('Logger')