From 6f245675c304432cd640f30027844e95b2f0cb80 Mon Sep 17 00:00:00 2001
From: Chris Welham <71787007+apexatoll@users.noreply.github.com>
Date: Wed, 27 Sep 2023 01:54:11 +0100
Subject: [PATCH] Implement application config

---
 lib/kangaru/application.rb       |  4 ++++
 sig/kangaru/application.rbs      |  4 ++++
 spec/kangaru/application_spec.rb | 15 +++++++++++++++
 3 files changed, 23 insertions(+)

diff --git a/lib/kangaru/application.rb b/lib/kangaru/application.rb
index 25b6a82..819b28a 100644
--- a/lib/kangaru/application.rb
+++ b/lib/kangaru/application.rb
@@ -12,6 +12,10 @@ def initialize(name:, dir:, namespace:)
       @namespace = namespace
     end
 
+    def config
+      @config ||= Config.new
+    end
+
     def setup
       autoloader.setup
     end
diff --git a/sig/kangaru/application.rbs b/sig/kangaru/application.rbs
index b5d0f5b..90c0c15 100644
--- a/sig/kangaru/application.rbs
+++ b/sig/kangaru/application.rbs
@@ -6,8 +6,12 @@ module Kangaru
     attr_reader dir: String
     attr_reader namespace: Module
 
+    @config: Config
+
     def initialize: (name: String, dir: String, namespace: Module) -> void
 
+    def config: -> Config
+
     def setup: -> void
 
     def run!: (Array[String]) -> void
diff --git a/spec/kangaru/application_spec.rb b/spec/kangaru/application_spec.rb
index 82f09e4..3078d62 100644
--- a/spec/kangaru/application_spec.rb
+++ b/spec/kangaru/application_spec.rb
@@ -9,6 +9,21 @@
 
   before { stub_const "SomeApp", Module.new }
 
+  describe "#config" do
+    subject(:config) { application.config }
+
+    it "returns a config object" do
+      expect(config).to be_a(Kangaru::Config)
+    end
+
+    it "caches the config object" do
+      expect { config }
+        .to change { application.instance_variable_defined?(:@config) }
+        .from(false)
+        .to(true)
+    end
+  end
+
   describe "#setup" do
     subject(:setup) { application.setup }