{"action":"created","issue":{"url":"https://api.github.com/repos/exercism/xhaskell/issues/431","repository_url":"https://api.github.com/repos/exercism/xhaskell","labels_url":"https://api.github.com/repos/exercism/xhaskell/issues/431/labels{/name}","comments_url":"https://api.github.com/repos/exercism/xhaskell/issues/431/comments","events_url":"https://api.github.com/repos/exercism/xhaskell/issues/431/events","html_url":"https://github.com/exercism/xhaskell/pull/431","id":188683254,"number":431,"title":"grains: add signatures to stub solution","user":{"login":"rbasso","id":16487165,"avatar_url":"https://avatars.githubusercontent.com/u/16487165?v=3","gravatar_id":"","url":"https://api.github.com/users/rbasso","html_url":"https://github.com/rbasso","followers_url":"https://api.github.com/users/rbasso/followers","following_url":"https://api.github.com/users/rbasso/following{/other_user}","gists_url":"https://api.github.com/users/rbasso/gists{/gist_id}","starred_url":"https://api.github.com/users/rbasso/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rbasso/subscriptions","organizations_url":"https://api.github.com/users/rbasso/orgs","repos_url":"https://api.github.com/users/rbasso/repos","events_url":"https://api.github.com/users/rbasso/events{/privacy}","received_events_url":"https://api.github.com/users/rbasso/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":2,"created_at":"2016-11-11T04:34:40Z","updated_at":"2016-11-11T04:53:38Z","closed_at":"2016-11-11T04:46:05Z","pull_request":{"url":"https://api.github.com/repos/exercism/xhaskell/pulls/431","html_url":"https://github.com/exercism/xhaskell/pull/431","diff_url":"https://github.com/exercism/xhaskell/pull/431.diff","patch_url":"https://github.com/exercism/xhaskell/pull/431.patch"},"body":"Since we changed `grains` to expect a `Maybe` in https://github.com/exercism/xhaskell/pull/197, we had two users that opened issues about not being able to compile it: https://github.com/exercism/xhaskell/issues/305 and https://github.com/exercism/xhaskell/issues/430\r\n\r\nThe test suite seems correct, but users have a hard time trying to infer the correct types based on test suite.\r\n\r\nThis PR just add the expected type signatures to the stub solution."},"comment":{"url":"https://api.github.com/repos/exercism/xhaskell/issues/comments/259881054","html_url":"https://github.com/exercism/xhaskell/pull/431#issuecomment-259881054","issue_url":"https://api.github.com/repos/exercism/xhaskell/issues/431","id":259881054,"user":{"login":"rbasso","id":16487165,"avatar_url":"https://avatars.githubusercontent.com/u/16487165?v=3","gravatar_id":"","url":"https://api.github.com/users/rbasso","html_url":"https://github.com/rbasso","followers_url":"https://api.github.com/users/rbasso/followers","following_url":"https://api.github.com/users/rbasso/following{/other_user}","gists_url":"https://api.github.com/users/rbasso/gists{/gist_id}","starred_url":"https://api.github.com/users/rbasso/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rbasso/subscriptions","organizations_url":"https://api.github.com/users/rbasso/orgs","repos_url":"https://api.github.com/users/rbasso/repos","events_url":"https://api.github.com/users/rbasso/events{/privacy}","received_events_url":"https://api.github.com/users/rbasso/received_events","type":"User","site_admin":false},"created_at":"2016-11-11T04:53:38Z","updated_at":"2016-11-11T04:53:38Z","body":"As time passes I get more convinced that all exercises should obey the following:\r\n\r\n- [X] Have a stub solution\r\n- [ ] Compile and run the tests with the stub solution\r\n- [ ] Fail the first test with the stub solution\r\n\r\n**Edit:**\r\n- [ ] Have variable names in the stub implementation and a body of `undefined`.\r\n\r\nNot sure yet about:\r\n\r\n- [ ] Have a `HINTS.md` file"}}
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