{"action":"opened","issue":{"url":"https://api.github.com/repos/facebook/react/issues/4216","labels_url":"https://api.github.com/repos/facebook/react/issues/4216/labels{/name}","comments_url":"https://api.github.com/repos/facebook/react/issues/4216/comments","events_url":"https://api.github.com/repos/facebook/react/issues/4216/events","html_url":"https://github.com/facebook/react/issues/4216","id":90811955,"number":4216,"title":"Sugestion: make Warnings in dev mode output a console.trace","user":{"login":"abritinthebay","id":492797,"avatar_url":"https://avatars.githubusercontent.com/u/492797?v=3","gravatar_id":"","url":"https://api.github.com/users/abritinthebay","html_url":"https://github.com/abritinthebay","followers_url":"https://api.github.com/users/abritinthebay/followers","following_url":"https://api.github.com/users/abritinthebay/following{/other_user}","gists_url":"https://api.github.com/users/abritinthebay/gists{/gist_id}","starred_url":"https://api.github.com/users/abritinthebay/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/abritinthebay/subscriptions","organizations_url":"https://api.github.com/users/abritinthebay/orgs","repos_url":"https://api.github.com/users/abritinthebay/repos","events_url":"https://api.github.com/users/abritinthebay/events{/privacy}","received_events_url":"https://api.github.com/users/abritinthebay/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-06-25T00:12:46Z","updated_at":"2015-06-25T00:12:46Z","closed_at":null,"body":"Seeing something like:\r\n\r\n> Warning: Any use of a keyed object should be wrapped in React.addons.createFragment(object) before being passed as a child.\r\n\r\nIs really useful but... not so much if you don't know where the offending code is. A trace call would *really* help narrow down where in an application the problematic code is.\r\n\r\nThis would also obliviate the need for the (pointless) try/catch below that needs to be edited to even work (it catches the error it throws)."}}