{"action":"opened","issue":{"url":"https://api.github.com/repos/arrowlang/arrow/issues/38","labels_url":"https://api.github.com/repos/arrowlang/arrow/issues/38/labels{/name}","comments_url":"https://api.github.com/repos/arrowlang/arrow/issues/38/comments","events_url":"https://api.github.com/repos/arrowlang/arrow/issues/38/events","html_url":"https://github.com/arrowlang/arrow/issues/38","id":85843713,"number":38,"title":"Explicit type deduction","user":{"login":"mehcode","id":753919,"avatar_url":"https://avatars.githubusercontent.com/u/753919?v=3","gravatar_id":"","url":"https://api.github.com/users/mehcode","html_url":"https://github.com/mehcode","followers_url":"https://api.github.com/users/mehcode/followers","following_url":"https://api.github.com/users/mehcode/following{/other_user}","gists_url":"https://api.github.com/users/mehcode/gists{/gist_id}","starred_url":"https://api.github.com/users/mehcode/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mehcode/subscriptions","organizations_url":"https://api.github.com/users/mehcode/orgs","repos_url":"https://api.github.com/users/mehcode/repos","events_url":"https://api.github.com/users/mehcode/events{/privacy}","received_events_url":"https://api.github.com/users/mehcode/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-06-07T02:47:52Z","updated_at":"2015-06-07T02:47:52Z","closed_at":null,"body":"```\r\nlet x: bool;\r\nlet y: type(x) = false;  // y is a bool\r\n```\r\n\r\n```\r\nlet m = 34;\r\nlet p: type(&m - &m);  // p is the platform-dependent pointer difference type\r\n```\r\n\r\nOther suggestions for the keyword: `typeof` or `decltype` (from C++)"}}