{"action":"opened","issue":{"url":"https://api.github.com/repos/yesodweb/yesodweb.com-content/issues/163","repository_url":"https://api.github.com/repos/yesodweb/yesodweb.com-content","labels_url":"https://api.github.com/repos/yesodweb/yesodweb.com-content/issues/163/labels{/name}","comments_url":"https://api.github.com/repos/yesodweb/yesodweb.com-content/issues/163/comments","events_url":"https://api.github.com/repos/yesodweb/yesodweb.com-content/issues/163/events","html_url":"https://github.com/yesodweb/yesodweb.com-content/issues/163","id":147090500,"number":163,"title":"Persistent: No mention of sum types.","user":{"login":"m-renaud","id":700646,"avatar_url":"https://avatars.githubusercontent.com/u/700646?v=3","gravatar_id":"","url":"https://api.github.com/users/m-renaud","html_url":"https://github.com/m-renaud","followers_url":"https://api.github.com/users/m-renaud/followers","following_url":"https://api.github.com/users/m-renaud/following{/other_user}","gists_url":"https://api.github.com/users/m-renaud/gists{/gist_id}","starred_url":"https://api.github.com/users/m-renaud/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/m-renaud/subscriptions","organizations_url":"https://api.github.com/users/m-renaud/orgs","repos_url":"https://api.github.com/users/m-renaud/repos","events_url":"https://api.github.com/users/m-renaud/events{/privacy}","received_events_url":"https://api.github.com/users/m-renaud/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-04-09T05:01:21Z","updated_at":"2016-04-09T05:01:21Z","closed_at":null,"body":"Persistent supports more complex sum types than enums (https://github.com/yesodweb/persistent/blob/master/persistent-test/SumTypeTest.hs) but there is no documentation on this feature."}}