in.rb in concourse-github-status-0.4.0

- old
+ new

@@ -1,6 +1,27 @@
 require 'concourse-fuselage'
+require 'contracts'
+require_relative 'core'
+require_relative 'support/git'
+require_relative 'support/github'
+require_relative 'support/params'
 
 module GitHubStatus
   class In < Fuselage::In
+    include Core
+    include Support::Params
+    include Support::Git
+    include Support::GitHub
+
+    def status
+      github
+        .statuses(repo, sha)
+        .select { |status| status.context == context }
+        .map(&:state)
+        .first
+    end
+
+    def fetch!
+      File.write "#{workdir}/#{context}.state", state
+    end
   end
 end