Add @option tag the same as @parameter.

Author: ioquatix

lib/decode.rb

@@ -5,3 +5,7 @@
 
 require_relative "decode/version"
 require_relative "decode/index"
+
+# @namespace
+module Decode
+end

lib/decode/comment/option.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# Released under the MIT License.
+# Copyright, 2020, by Samuel Williams.
+
+require_relative 'parameter'
+
+module Decode
+	module Comment
+		# Describes a method option (keyword argument).
+		#
+		# - `@option :cached [Boolean] Whether to cache the value.`
+		#
+		class Option < Parameter
+		end
+	end
+end

lib/decode/documentation.rb

@@ -8,6 +8,7 @@
 require_relative 'comment/tags'
 require_relative 'comment/attribute'
 require_relative 'comment/parameter'
+require_relative 'comment/option'
 require_relative 'comment/pragma'
 require_relative 'comment/raises'
 require_relative 'comment/returns'

lib/decode/language/generic.rb

@@ -8,13 +8,13 @@
 
 module Decode
 	module Language
-		# The Ruby language.
 		class Generic
 			EXTENSIONS = []
 
 			TAGS = Comment::Tags.build do |tags|
 				tags['attribute'] = Comment::Attribute
 				tags['parameter'] = Comment::Parameter
+				tags['option'] = Comment::Option
 				tags['yields'] = Comment::Yields
 				tags['returns'] = Comment::Returns
 				tags['raises'] = Comment::Raises