{"action":"created","issue":{"url":"https://api.github.com/repos/dotnet/roslyn/issues/6869","labels_url":"https://api.github.com/repos/dotnet/roslyn/issues/6869/labels{/name}","comments_url":"https://api.github.com/repos/dotnet/roslyn/issues/6869/comments","events_url":"https://api.github.com/repos/dotnet/roslyn/issues/6869/events","html_url":"https://github.com/dotnet/roslyn/issues/6869","id":117812202,"number":6869,"title":"Proposal: Sealed Interface Inheritance","user":{"login":"alrz","id":3105979,"avatar_url":"https://avatars.githubusercontent.com/u/3105979?v=3","gravatar_id":"","url":"https://api.github.com/users/alrz","html_url":"https://github.com/alrz","followers_url":"https://api.github.com/users/alrz/followers","following_url":"https://api.github.com/users/alrz/following{/other_user}","gists_url":"https://api.github.com/users/alrz/gists{/gist_id}","starred_url":"https://api.github.com/users/alrz/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/alrz/subscriptions","organizations_url":"https://api.github.com/users/alrz/orgs","repos_url":"https://api.github.com/users/alrz/repos","events_url":"https://api.github.com/users/alrz/events{/privacy}","received_events_url":"https://api.github.com/users/alrz/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/dotnet/roslyn/labels/Area-Language%20Design","name":"Area-Language Design","color":"5319e7"},{"url":"https://api.github.com/repos/dotnet/roslyn/labels/Discussion","name":"Discussion","color":"fbca04"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":5,"created_at":"2015-11-19T13:19:46Z","updated_at":"2015-12-01T10:51:49Z","closed_at":null,"body":"Currently, to prevent re-implementation of interfaces you must make the whole class `sealed`. I propose \"sealed interface inheritance\" which would prevent the re-implementation of interfaces either implicit or explicit in inheritors (without making the interface itself non-public).\r\n```cs\r\nclass Foo : sealed IBar, sealed IBaz\r\n{\r\n}\r\n```\r\nThis of course needs CLR to be changed in order to expose the metadata."},"comment":{"url":"https://api.github.com/repos/dotnet/roslyn/issues/comments/160933068","html_url":"https://github.com/dotnet/roslyn/issues/6869#issuecomment-160933068","issue_url":"https://api.github.com/repos/dotnet/roslyn/issues/6869","id":160933068,"user":{"login":"paulomorgado","id":470455,"avatar_url":"https://avatars.githubusercontent.com/u/470455?v=3","gravatar_id":"","url":"https://api.github.com/users/paulomorgado","html_url":"https://github.com/paulomorgado","followers_url":"https://api.github.com/users/paulomorgado/followers","following_url":"https://api.github.com/users/paulomorgado/following{/other_user}","gists_url":"https://api.github.com/users/paulomorgado/gists{/gist_id}","starred_url":"https://api.github.com/users/paulomorgado/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/paulomorgado/subscriptions","organizations_url":"https://api.github.com/users/paulomorgado/orgs","repos_url":"https://api.github.com/users/paulomorgado/repos","events_url":"https://api.github.com/users/paulomorgado/events{/privacy}","received_events_url":"https://api.github.com/users/paulomorgado/received_events","type":"User","site_admin":false},"created_at":"2015-12-01T10:51:49Z","updated_at":"2015-12-01T10:51:49Z","body":"Got it, @alrz!"}}