{"issue":{"state":"closed","pull_request":{"diff_url":null,"html_url":null,"patch_url":null},"milestone":null,"user":{"avatar_url":"https://secure.gravatar.com/avatar/0797402e2558924b62845d0ac0fddbb3?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"0797402e2558924b62845d0ac0fddbb3","url":"https://api.github.com/users/lookfirst","login":"lookfirst","id":85355},"labels":[],"assignee":null,"updated_at":"2011-11-16T03:06:11Z","comments":2,"closed_at":"2011-11-16T03:06:11Z","url":"https://api.github.com/repos/jashkenas/coffee-script/issues/1869","body":"This seems like a pretty minimal test case:\r\n\r\n```\r\n@a?\r\n```\r\n\r\noutputs:\r\n\r\n```\r\nthis.a != null;\r\n```\r\n\r\nAccording to the documentation, \"CoffeeScript's existential operator ? returns true unless a variable is null or undefined\"\r\n\r\n```\r\na?\r\n```\r\n\r\ncorrectly outputs:\r\n\r\n```\r\ntypeof a !== \"undefined\" && a !== null;\r\n```\r\n\r\n","html_url":"https://github.com/jashkenas/coffee-script/issues/1869","number":1869,"title":"1.1.3: existential @var? doesn't check for undefined","id":2252244,"created_at":"2011-11-16T02:29:46Z"},"action":"closed"}