{"action":"opened","issue":{"url":"https://api.github.com/repos/facebook/flow/issues/5769","repository_url":"https://api.github.com/repos/facebook/flow","labels_url":"https://api.github.com/repos/facebook/flow/issues/5769/labels{/name}","comments_url":"https://api.github.com/repos/facebook/flow/issues/5769/comments","events_url":"https://api.github.com/repos/facebook/flow/issues/5769/events","html_url":"https://github.com/facebook/flow/issues/5769","id":294384059,"number":5769,"title":"Flow do NOT check expression in JSX attr with namespace","user":{"login":"kindy","id":50860,"avatar_url":"https://avatars3.githubusercontent.com/u/50860?v=4","gravatar_id":"","url":"https://api.github.com/users/kindy","html_url":"https://github.com/kindy","followers_url":"https://api.github.com/users/kindy/followers","following_url":"https://api.github.com/users/kindy/following{/other_user}","gists_url":"https://api.github.com/users/kindy/gists{/gist_id}","starred_url":"https://api.github.com/users/kindy/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kindy/subscriptions","organizations_url":"https://api.github.com/users/kindy/orgs","repos_url":"https://api.github.com/users/kindy/repos","events_url":"https://api.github.com/users/kindy/events{/privacy}","received_events_url":"https://api.github.com/users/kindy/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-02-05T12:58:13Z","updated_at":"2018-02-05T12:58:13Z","closed_at":null,"author_association":"NONE","body":"If this is a bug, please try reproducing using https://flow.org/try/.\r\nurl: https://flow.org/try/#0PTAEAEDMBsHsHcBQiDGsB2BnALqAhqALygCMA3MgDwCWiooAbgFzWSEDeeAdNABQCUAXzqhWHbnyEiAptEzTxPAYNDAAfIiA\r\n\r\nthe expression in `v:if` is not checked.\r\n\r\n```js\r\n// @flow\r\n\r\nconst a = 1;\r\n\r\n<i\r\n  v:if={a.l()}\r\n  if={a.l()}\r\n  else={a.l()} />\r\n```\r\n\r\n```\r\n5: <i   ^ React. Could not resolve name\r\n7:   if={a.l()}\r\n           ^ property `l`. Property not found in\r\n7:   if={a.l()}\r\n         ^ Number\r\n8:   else={a.l()} />\r\n             ^ property `l`. Property not found in\r\n8:   else={a.l()} />\r\n           ^ Number\r\n```"}}
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