From 878194b468d10c013d9b2051b2169cd554f6c795 Mon Sep 17 00:00:00 2001
From: claudiob <claudiob@inventati.org>
Date: Tue, 4 Apr 2017 09:51:13 -0700
Subject: [PATCH] Video#tags should return [] if video has no tags

---
 CHANGELOG.md           | 5 +++++
 lib/yt/core/version.rb | 2 +-
 lib/yt/resource.rb     | 2 +-
 lib/yt/video.rb        | 2 +-
 4 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d40e9ba..6e67f96 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,11 @@ For more information about changelogs, check
 [Keep a Changelog](http://keepachangelog.com) and
 [Vandamme](http://tech-angels.github.io/vandamme).
 
+## 0.1.1 - 2017-04-04
+
+* [ENHANCEMENT] Add :defaults to `has_attribute`
+* [BUGFIX] Video#tags returns `[]` and not `nil` when a video has no tags
+
 ## 0.1.0 - 2017-04-03
 
 * [FEATURE] Extracted first classes from Yt
diff --git a/lib/yt/core/version.rb b/lib/yt/core/version.rb
index a473007..e793771 100644
--- a/lib/yt/core/version.rb
+++ b/lib/yt/core/version.rb
@@ -3,6 +3,6 @@ module Yt
   module Core
     # @return [String] the SemVer-compatible gem version.
     # @see http://semver.org
-    VERSION = '0.1.0'
+    VERSION = '0.1.1'
   end
 end
diff --git a/lib/yt/resource.rb b/lib/yt/resource.rb
index d19ccf4..59763f1 100644
--- a/lib/yt/resource.rb
+++ b/lib/yt/resource.rb
@@ -52,7 +52,7 @@ def self.has_attribute(name, options = {}, &block)
         part = keys.shift
         value = @data[part] || fetch_part(part)
         keys.each{|key| value = value[camelize key]}
-        value = type_cast value, options[:type]
+        value = type_cast (value || options[:default]), options[:type]
         block_given? ? instance_exec(value, &block) : value
       end
     end
diff --git a/lib/yt/video.rb b/lib/yt/video.rb
index dbcde5b..7db3339 100644
--- a/lib/yt/video.rb
+++ b/lib/yt/video.rb
@@ -34,7 +34,7 @@ class Video < Resource
 
     # @!attribute [r] tags
     # @return [Array<String>] the list of tags associated with the video.
-    has_attribute :tags, in: :snippet
+    has_attribute :tags, in: :snippet, default: []
 
     # @!attribute [r] category_id
     # @return [Integer] the ID of the associated YouTube video category.