{"action":"opened","issue":{"url":"https://api.github.com/repos/dart-lang/dart_style/issues/234","labels_url":"https://api.github.com/repos/dart-lang/dart_style/issues/234/labels{/name}","comments_url":"https://api.github.com/repos/dart-lang/dart_style/issues/234/comments","events_url":"https://api.github.com/repos/dart-lang/dart_style/issues/234/events","html_url":"https://github.com/dart-lang/dart_style/issues/234","id":67148092,"number":234,"title":"Additional comma on collection literal not removed.","user":{"login":"har79","id":8668280,"avatar_url":"https://avatars.githubusercontent.com/u/8668280?v=3","gravatar_id":"","url":"https://api.github.com/users/har79","html_url":"https://github.com/har79","followers_url":"https://api.github.com/users/har79/followers","following_url":"https://api.github.com/users/har79/following{/other_user}","gists_url":"https://api.github.com/users/har79/gists{/gist_id}","starred_url":"https://api.github.com/users/har79/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/har79/subscriptions","organizations_url":"https://api.github.com/users/har79/orgs","repos_url":"https://api.github.com/users/har79/repos","events_url":"https://api.github.com/users/har79/events{/privacy}","received_events_url":"https://api.github.com/users/har79/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-04-08T14:53:50Z","updated_at":"2015-04-08T14:53:50Z","closed_at":null,"body":"E.g.,\r\n```\r\nvar collection = {\r\n      'foo': 'bar',\r\n};\r\n```\r\nis changed to:\r\n```\r\nvar collection = {'foo': 'bar',};\r\n```\r\nI would expect it to instead have the trailing comma removed:\r\n```\r\nvar collection = {'foo': 'bar'};\r\n```"}}