{"action":"created","issue":{"url":"https://api.github.com/repos/Microsoft/visualfsharp/issues/4343","repository_url":"https://api.github.com/repos/Microsoft/visualfsharp","labels_url":"https://api.github.com/repos/Microsoft/visualfsharp/issues/4343/labels{/name}","comments_url":"https://api.github.com/repos/Microsoft/visualfsharp/issues/4343/comments","events_url":"https://api.github.com/repos/Microsoft/visualfsharp/issues/4343/events","html_url":"https://github.com/Microsoft/visualfsharp/issues/4343","id":296636854,"number":4343,"title":"Mysterious type inference changes break safe stack apps","user":{"login":"forki","id":57396,"avatar_url":"https://avatars1.githubusercontent.com/u/57396?v=4","gravatar_id":"","url":"https://api.github.com/users/forki","html_url":"https://github.com/forki","followers_url":"https://api.github.com/users/forki/followers","following_url":"https://api.github.com/users/forki/following{/other_user}","gists_url":"https://api.github.com/users/forki/gists{/gist_id}","starred_url":"https://api.github.com/users/forki/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/forki/subscriptions","organizations_url":"https://api.github.com/users/forki/orgs","repos_url":"https://api.github.com/users/forki/repos","events_url":"https://api.github.com/users/forki/events{/privacy}","received_events_url":"https://api.github.com/users/forki/received_events","type":"User","site_admin":false},"labels":[{"id":295272897,"url":"https://api.github.com/repos/Microsoft/visualfsharp/labels/2%20-%20Ready","name":"2 - Ready","color":"CCCCCC","default":false},{"id":295281377,"url":"https://api.github.com/repos/Microsoft/visualfsharp/labels/Area-Compiler","name":"Area-Compiler","color":"5319e7","default":false},{"id":295294041,"url":"https://api.github.com/repos/Microsoft/visualfsharp/labels/Urgency-Now","name":"Urgency-Now","color":"e11d21","default":false},{"id":164789606,"url":"https://api.github.com/repos/Microsoft/visualfsharp/labels/bug","name":"bug","color":"fc2929","default":true}],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":27,"created_at":"2018-02-13T07:21:35Z","updated_at":"2018-02-19T10:08:43Z","closed_at":"2018-02-13T21:06:55Z","author_association":"CONTRIBUTOR","body":"A recent change in type inference (probably related to SRTPs) breaks all safe stack apps that use task {} \r\n\r\nOriginal report: https://github.com/SAFE-Stack/SAFE-BookStore/issues/283\r\n\r\n#### Repro steps\r\n\r\nI tried to create a repro here see #4285 but that did not work. But repro is working on bookstore https://github.com/SAFE-Stack/SAFE-BookStore/pull/293\r\n\r\n#### Expected behavior\r\n\r\nNo further type hints needed \r\n\r\n#### Actual behavior\r\n\r\nWe need a lot of new type annotations to make it compile \r\n\r\n#### Known workarounds\r\n\r\nAdding type hints \r\n"},"comment":{"url":"https://api.github.com/repos/Microsoft/visualfsharp/issues/comments/366643029","html_url":"https://github.com/Microsoft/visualfsharp/issues/4343#issuecomment-366643029","issue_url":"https://api.github.com/repos/Microsoft/visualfsharp/issues/4343","id":366643029,"user":{"login":"gusty","id":1261319,"avatar_url":"https://avatars3.githubusercontent.com/u/1261319?v=4","gravatar_id":"","url":"https://api.github.com/users/gusty","html_url":"https://github.com/gusty","followers_url":"https://api.github.com/users/gusty/followers","following_url":"https://api.github.com/users/gusty/following{/other_user}","gists_url":"https://api.github.com/users/gusty/gists{/gist_id}","starred_url":"https://api.github.com/users/gusty/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/gusty/subscriptions","organizations_url":"https://api.github.com/users/gusty/orgs","repos_url":"https://api.github.com/users/gusty/repos","events_url":"https://api.github.com/users/gusty/events{/privacy}","received_events_url":"https://api.github.com/users/gusty/received_events","type":"User","site_admin":false},"created_at":"2018-02-19T10:08:43Z","updated_at":"2018-02-19T10:08:43Z","author_association":"CONTRIBUTOR","body":"FYI here's the PR with the fix https://github.com/rspeele/TaskBuilder.fs/pull/14/commits/9db31f6aeee0430e4077d45535305ef69b16385a"}}
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