lib/nugrant/config.rb in nugrant-2.0.0.pre2 vs lib/nugrant/config.rb in nugrant-2.0.0.rc1

@@ -123,9 +123,43 @@
       end
 
       validate()
     end
 
+    def ==(other)
+      self.class.equal?(other.class) &&
+      instance_variables.all? do |variable|
+        instance_variable_get(variable) == other.instance_variable_get(variable)
+      end
+    end
+
+    def [](key)
+      instance_variable_get("@#{key}")
+    rescue
+      nil
+    end
+
+    def merge(other)
+      result = dup()
+      result.merge!(other)
+    end
+
+    def merge!(other)
+      other.instance_variables.each do |variable|
+        instance_variable_set(variable, other.instance_variable_get(variable)) if instance_variables.include?(variable)
+      end
+
+      self
+    end
+
+    def to_h()
+      Hash[instance_variables.map do |variable|
+        [variable[1..-1].to_sym, instance_variable_get(variable)]
+      end]
+    end
+
+    alias_method :to_hash, :to_h
+
     def validate()
       raise ArgumentError,
         "Invalid value for :params_format. \
          The format [#{@params_format}] is currently not supported." if not Config.supported_params_format(@params_format)