{"action":"created","issue":{"url":"https://api.github.com/repos/nick8325/quickcheck/issues/65","labels_url":"https://api.github.com/repos/nick8325/quickcheck/issues/65/labels{/name}","comments_url":"https://api.github.com/repos/nick8325/quickcheck/issues/65/comments","events_url":"https://api.github.com/repos/nick8325/quickcheck/issues/65/events","html_url":"https://github.com/nick8325/quickcheck/issues/65","id":108482947,"number":65,"title":"Extraneous check in Positive newtype","user":{"login":"expipiplus1","id":857308,"avatar_url":"https://avatars.githubusercontent.com/u/857308?v=3","gravatar_id":"","url":"https://api.github.com/users/expipiplus1","html_url":"https://github.com/expipiplus1","followers_url":"https://api.github.com/users/expipiplus1/followers","following_url":"https://api.github.com/users/expipiplus1/following{/other_user}","gists_url":"https://api.github.com/users/expipiplus1/gists{/gist_id}","starred_url":"https://api.github.com/users/expipiplus1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/expipiplus1/subscriptions","organizations_url":"https://api.github.com/users/expipiplus1/orgs","repos_url":"https://api.github.com/users/expipiplus1/repos","events_url":"https://api.github.com/users/expipiplus1/events{/privacy}","received_events_url":"https://api.github.com/users/expipiplus1/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-09-26T17:38:41Z","updated_at":"2015-09-27T11:50:33Z","closed_at":"2015-09-27T11:13:48Z","body":"In the instance for `Arbitrary (Positive a)` the definition for arbitrary is this:\r\n```\r\narbitrary =\r\n    ((Positive . abs) `fmap` (arbitrary `suchThat` (/= 0))) `suchThat` gt0\r\n    where gt0 (Positive x) = x > 0\r\n```\r\n\r\nIs the check `` `suchThat` gt0 `` just in case the `Num` instance for `a` has a misbehaving definition for `abs`?"},"comment":{"url":"https://api.github.com/repos/nick8325/quickcheck/issues/comments/143545117","html_url":"https://github.com/nick8325/quickcheck/issues/65#issuecomment-143545117","issue_url":"https://api.github.com/repos/nick8325/quickcheck/issues/65","id":143545117,"user":{"login":"expipiplus1","id":857308,"avatar_url":"https://avatars.githubusercontent.com/u/857308?v=3","gravatar_id":"","url":"https://api.github.com/users/expipiplus1","html_url":"https://github.com/expipiplus1","followers_url":"https://api.github.com/users/expipiplus1/followers","following_url":"https://api.github.com/users/expipiplus1/following{/other_user}","gists_url":"https://api.github.com/users/expipiplus1/gists{/gist_id}","starred_url":"https://api.github.com/users/expipiplus1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/expipiplus1/subscriptions","organizations_url":"https://api.github.com/users/expipiplus1/orgs","repos_url":"https://api.github.com/users/expipiplus1/repos","events_url":"https://api.github.com/users/expipiplus1/events{/privacy}","received_events_url":"https://api.github.com/users/expipiplus1/received_events","type":"User","site_admin":false},"created_at":"2015-09-27T11:50:33Z","updated_at":"2015-09-27T11:50:33Z","body":"Cool beans, just wanted to make sure :)"}}