{"action":"created","comment":{"url":"https://api.github.com/repos/uber/tchannel/pulls/comments/37126833","id":37126833,"diff_hunk":"@@ -146,14 +146,22 @@ function buildResponse(req, options) {\n     var self = this;\n \n     if (req.res && req.res.state !== States.Initial) {\n-        self.errorEvent.emit(self, errors.ResponseAlreadyStarted({\n+        req.errorEvent.emit(req, errors.ResponseAlreadyStarted({","path":"node/connection_base.js","position":5,"original_position":5,"commit_id":"4ae55f0d67618de57554662cb7f6278640577cc7","original_commit_id":"4ae55f0d67618de57554662cb7f6278640577cc7","user":{"login":"jcorbin","id":49715,"avatar_url":"https://avatars.githubusercontent.com/u/49715?v=3","gravatar_id":"","url":"https://api.github.com/users/jcorbin","html_url":"https://github.com/jcorbin","followers_url":"https://api.github.com/users/jcorbin/followers","following_url":"https://api.github.com/users/jcorbin/following{/other_user}","gists_url":"https://api.github.com/users/jcorbin/gists{/gist_id}","starred_url":"https://api.github.com/users/jcorbin/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jcorbin/subscriptions","organizations_url":"https://api.github.com/users/jcorbin/orgs","repos_url":"https://api.github.com/users/jcorbin/repos","events_url":"https://api.github.com/users/jcorbin/events{/privacy}","received_events_url":"https://api.github.com/users/jcorbin/received_events","type":"User","site_admin":false},"body":"Plus, having to test this pointed out that this is the better errorEvent rather than on connection itself.","created_at":"2015-08-14T22:54:20Z","updated_at":"2015-08-14T22:54:20Z","html_url":"https://github.com/uber/tchannel/pull/1162#discussion_r37126833","pull_request_url":"https://api.github.com/repos/uber/tchannel/pulls/1162","_links":{"self":{"href":"https://api.github.com/repos/uber/tchannel/pulls/comments/37126833"},"html":{"href":"https://github.com/uber/tchannel/pull/1162#discussion_r37126833"},"pull_request":{"href":"https://api.github.com/repos/uber/tchannel/pulls/1162"}}},"pull_request":{"url":"https://api.github.com/repos/uber/tchannel/pulls/1162","id":42495896,"html_url":"https://github.com/uber/tchannel/pull/1162","diff_url":"https://github.com/uber/tchannel/pull/1162.diff","patch_url":"https://github.com/uber/tchannel/pull/1162.patch","issue_url":"https://api.github.com/repos/uber/tchannel/issues/1162","number":1162,"state":"open","locked":false,"title":"Stop double building responses in connection error path","user":{"login":"jcorbin","id":49715,"avatar_url":"https://avatars.githubusercontent.com/u/49715?v=3","gravatar_id":"","url":"https://api.github.com/users/jcorbin","html_url":"https://github.com/jcorbin","followers_url":"https://api.github.com/users/jcorbin/followers","following_url":"https://api.github.com/users/jcorbin/following{/other_user}","gists_url":"https://api.github.com/users/jcorbin/gists{/gist_id}","starred_url":"https://api.github.com/users/jcorbin/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jcorbin/subscriptions","organizations_url":"https://api.github.com/users/jcorbin/orgs","repos_url":"https://api.github.com/users/jcorbin/repos","events_url":"https://api.github.com/users/jcorbin/events{/privacy}","received_events_url":"https://api.github.com/users/jcorbin/received_events","type":"User","site_admin":false},"body":"So previously the \"double build\" check path merely emitted an error, and then proceeded to potentially build a double response anyhow (if the error event didn't turn out to be fatal).\r\n\r\nr @kriskowal @Raynos 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