{"action":"created","issue":{"url":"https://api.github.com/repos/rust-lang/rust/issues/20723","labels_url":"https://api.github.com/repos/rust-lang/rust/issues/20723/labels{/name}","comments_url":"https://api.github.com/repos/rust-lang/rust/issues/20723/comments","events_url":"https://api.github.com/repos/rust-lang/rust/issues/20723/events","html_url":"https://github.com/rust-lang/rust/pull/20723","id":53696870,"number":20723,"title":"Feature gate box syntax","user":{"login":"pnkfelix","id":173127,"avatar_url":"https://avatars.githubusercontent.com/u/173127?v=3","gravatar_id":"","url":"https://api.github.com/users/pnkfelix","html_url":"https://github.com/pnkfelix","followers_url":"https://api.github.com/users/pnkfelix/followers","following_url":"https://api.github.com/users/pnkfelix/following{/other_user}","gists_url":"https://api.github.com/users/pnkfelix/gists{/gist_id}","starred_url":"https://api.github.com/users/pnkfelix/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pnkfelix/subscriptions","organizations_url":"https://api.github.com/users/pnkfelix/orgs","repos_url":"https://api.github.com/users/pnkfelix/repos","events_url":"https://api.github.com/users/pnkfelix/events{/privacy}","received_events_url":"https://api.github.com/users/pnkfelix/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":{"login":"huonw","id":1203825,"avatar_url":"https://avatars.githubusercontent.com/u/1203825?v=3","gravatar_id":"","url":"https://api.github.com/users/huonw","html_url":"https://github.com/huonw","followers_url":"https://api.github.com/users/huonw/followers","following_url":"https://api.github.com/users/huonw/following{/other_user}","gists_url":"https://api.github.com/users/huonw/gists{/gist_id}","starred_url":"https://api.github.com/users/huonw/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/huonw/subscriptions","organizations_url":"https://api.github.com/users/huonw/orgs","repos_url":"https://api.github.com/users/huonw/repos","events_url":"https://api.github.com/users/huonw/events{/privacy}","received_events_url":"https://api.github.com/users/huonw/received_events","type":"User","site_admin":false},"milestone":null,"comments":3,"created_at":"2015-01-07T23:36:15Z","updated_at":"2015-01-07T23:37:45Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/rust-lang/rust/pulls/20723","html_url":"https://github.com/rust-lang/rust/pull/20723","diff_url":"https://github.com/rust-lang/rust/pull/20723.diff","patch_url":"https://github.com/rust-lang/rust/pull/20723.patch"},"body":"Added `box_syntax` feature gate; added to std and rustc crates for bootstrap.\r\n\r\nTo avoid using the feature, change uses of `box <expr>` to `Box::new(<expr>)` alternative, as noted by the feature gate message.\r\n\r\n(Note that box patterns have no analogous trivial replacement, at least not in general; you need to revise the code to do a partial match, deref, and then the rest of the match.)\r\n\r\n[breaking-change]\r\n"},"comment":{"url":"https://api.github.com/repos/rust-lang/rust/issues/comments/69112586","html_url":"https://github.com/rust-lang/rust/pull/20723#issuecomment-69112586","issue_url":"https://api.github.com/repos/rust-lang/rust/issues/20723","id":69112586,"user":{"login":"pnkfelix","id":173127,"avatar_url":"https://avatars.githubusercontent.com/u/173127?v=3","gravatar_id":"","url":"https://api.github.com/users/pnkfelix","html_url":"https://github.com/pnkfelix","followers_url":"https://api.github.com/users/pnkfelix/followers","following_url":"https://api.github.com/users/pnkfelix/following{/other_user}","gists_url":"https://api.github.com/users/pnkfelix/gists{/gist_id}","starred_url":"https://api.github.com/users/pnkfelix/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pnkfelix/subscriptions","organizations_url":"https://api.github.com/users/pnkfelix/orgs","repos_url":"https://api.github.com/users/pnkfelix/repos","events_url":"https://api.github.com/users/pnkfelix/events{/privacy}","received_events_url":"https://api.github.com/users/pnkfelix/received_events","type":"User","site_admin":false},"created_at":"2015-01-07T23:37:45Z","updated_at":"2015-01-07T23:37:45Z","body":"argh still need to pepper more crates with `#![allow(unknown_feature)]`"}}