{"action":"created","issue":{"url":"https://api.github.com/repos/phetsims/axon/issues/72","labels_url":"https://api.github.com/repos/phetsims/axon/issues/72/labels{/name}","comments_url":"https://api.github.com/repos/phetsims/axon/issues/72/comments","events_url":"https://api.github.com/repos/phetsims/axon/issues/72/events","html_url":"https://github.com/phetsims/axon/issues/72","id":110834376,"number":72,"title":"Create Emitter.js","user":{"login":"samreid","id":679486,"avatar_url":"https://avatars.githubusercontent.com/u/679486?v=3","gravatar_id":"","url":"https://api.github.com/users/samreid","html_url":"https://github.com/samreid","followers_url":"https://api.github.com/users/samreid/followers","following_url":"https://api.github.com/users/samreid/following{/other_user}","gists_url":"https://api.github.com/users/samreid/gists{/gist_id}","starred_url":"https://api.github.com/users/samreid/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/samreid/subscriptions","organizations_url":"https://api.github.com/users/samreid/orgs","repos_url":"https://api.github.com/users/samreid/repos","events_url":"https://api.github.com/users/samreid/events{/privacy}","received_events_url":"https://api.github.com/users/samreid/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":{"login":"samreid","id":679486,"avatar_url":"https://avatars.githubusercontent.com/u/679486?v=3","gravatar_id":"","url":"https://api.github.com/users/samreid","html_url":"https://github.com/samreid","followers_url":"https://api.github.com/users/samreid/followers","following_url":"https://api.github.com/users/samreid/following{/other_user}","gists_url":"https://api.github.com/users/samreid/gists{/gist_id}","starred_url":"https://api.github.com/users/samreid/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/samreid/subscriptions","organizations_url":"https://api.github.com/users/samreid/orgs","repos_url":"https://api.github.com/users/samreid/repos","events_url":"https://api.github.com/users/samreid/events{/privacy}","received_events_url":"https://api.github.com/users/samreid/received_events","type":"User","site_admin":false},"milestone":null,"comments":1,"created_at":"2015-10-11T05:01:56Z","updated_at":"2015-10-11T05:04:00Z","closed_at":null,"body":"It should be a single event type variant of Events.js.  Events.js can use it in its implementation.  See #70 "},"comment":{"url":"https://api.github.com/repos/phetsims/axon/issues/comments/147157871","html_url":"https://github.com/phetsims/axon/issues/72#issuecomment-147157871","issue_url":"https://api.github.com/repos/phetsims/axon/issues/72","id":147157871,"user":{"login":"samreid","id":679486,"avatar_url":"https://avatars.githubusercontent.com/u/679486?v=3","gravatar_id":"","url":"https://api.github.com/users/samreid","html_url":"https://github.com/samreid","followers_url":"https://api.github.com/users/samreid/followers","following_url":"https://api.github.com/users/samreid/following{/other_user}","gists_url":"https://api.github.com/users/samreid/gists{/gist_id}","starred_url":"https://api.github.com/users/samreid/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/samreid/subscriptions","organizations_url":"https://api.github.com/users/samreid/orgs","repos_url":"https://api.github.com/users/samreid/repos","events_url":"https://api.github.com/users/samreid/events{/privacy}","received_events_url":"https://api.github.com/users/samreid/received_events","type":"User","site_admin":false},"created_at":"2015-10-11T05:04:00Z","updated_at":"2015-10-11T05:04:00Z","body":"I'd like to investigate unifying the standard and volatile listeners.  I think we can optimize for the standard case (no array copy) and if we detect a listener was removed during processing callbacks, then automatically copy the array.  This will simplify the API significantly without harming performance."}}