Rakefile in cocoapods-plugins-0.4.1 vs Rakefile in cocoapods-plugins-0.4.2

@@ -27,10 +27,11 @@
     start_time = Time.now
     sh "bundle exec bacon #{specs('**')}"
     duration = Time.now - start_time
     puts "Tests completed in #{duration}s"
     Rake::Task['rubocop'].invoke
+    Rake::Task['validate_json'].invoke
   end
 
   def specs(dir)
     FileList["spec/#{dir}/*_spec.rb"].shuffle.join(' ')
   end
@@ -42,9 +43,42 @@
   task :rubocop do
     require 'rubocop'
     cli = RuboCop::CLI.new
     result = cli.run(FileList['{spec,lib}/**/*.rb'])
     abort('RuboCop failed!') unless result == 0
+  end
+
+  # plugins.json
+  #----------------------------------------------------------------------------#
+
+  desc 'Validates plugins.json'
+  task :validate_json do
+    require 'json'
+    require 'pathname'
+
+    puts 'Validating plugins.json'
+
+    json_file = Pathname(__FILE__).parent + 'plugins.json'
+    json = json_file.read
+    plugins = JSON.load(json)
+    abort('Invalid JSON in plugins.json') unless plugins
+    keys = %w(gem name author social_media_url url description)
+    optional_keys = %w(social_media_url)
+    errors = plugins['plugins'].reduce([]) do |errors, plugin|
+      extra_keys = plugin.keys - keys
+      unless extra_keys.empty?
+        errors << "plugin `#{plugin['name']}` has extra keys #{extra_keys}"
+      end
+      (keys - optional_keys).each do |key|
+        unless plugin[key]
+          errors << "plugin `#{plugin['name']}` is missing key `#{key}`"
+        end
+      end
+      errors
+    end
+    unless errors.empty?
+      abort("Invalid plugins.json:\n\n#{errors.join("\n")}")
+    end
   end
 
 rescue LoadError
   $stderr.puts "\033[0;31m" \
     '[!] Some Rake tasks haven been disabled because the environment' \