{"action":"opened","issue":{"url":"https://api.github.com/repos/yi-editor/yi/issues/770","labels_url":"https://api.github.com/repos/yi-editor/yi/issues/770/labels{/name}","comments_url":"https://api.github.com/repos/yi-editor/yi/issues/770/comments","events_url":"https://api.github.com/repos/yi-editor/yi/issues/770/events","html_url":"https://github.com/yi-editor/yi/issues/770","id":92503821,"number":770,"title":"execEditorAction can crash Yi","user":{"login":"siddhanathan","id":933964,"avatar_url":"https://avatars.githubusercontent.com/u/933964?v=3","gravatar_id":"","url":"https://api.github.com/users/siddhanathan","html_url":"https://github.com/siddhanathan","followers_url":"https://api.github.com/users/siddhanathan/followers","following_url":"https://api.github.com/users/siddhanathan/following{/other_user}","gists_url":"https://api.github.com/users/siddhanathan/gists{/gist_id}","starred_url":"https://api.github.com/users/siddhanathan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/siddhanathan/subscriptions","organizations_url":"https://api.github.com/users/siddhanathan/orgs","repos_url":"https://api.github.com/users/siddhanathan/repos","events_url":"https://api.github.com/users/siddhanathan/events{/privacy}","received_events_url":"https://api.github.com/users/siddhanathan/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-07-01T23:06:03Z","updated_at":"2015-07-01T23:06:03Z","closed_at":null,"body":"Using `:yi testNonExistingCommand` or `M-x testNonExistingCommand` returns ```yi-linux-x86_64: thread blocked indefinitely in an MVar operation```. This results in a fatal crash.\r\n\r\nI'm guessing that https://github.com/yi-editor/yi/blob/2cfd937d456c4fb001428e835527e9c5242101d2/src/library/Yi/Eval.hs#L243 is probably responsible for it."}}