{"action":"opened","issue":{"url":"https://api.github.com/repos/jashkenas/underscore/issues/2497","repository_url":"https://api.github.com/repos/jashkenas/underscore","labels_url":"https://api.github.com/repos/jashkenas/underscore/issues/2497/labels{/name}","comments_url":"https://api.github.com/repos/jashkenas/underscore/issues/2497/comments","events_url":"https://api.github.com/repos/jashkenas/underscore/issues/2497/events","html_url":"https://github.com/jashkenas/underscore/issues/2497","id":148219446,"number":2497,"title":"_.memoize hasher result cannot be a symbol.","user":{"login":"jdalton","id":4303,"avatar_url":"https://avatars.githubusercontent.com/u/4303?v=3","gravatar_id":"","url":"https://api.github.com/users/jdalton","html_url":"https://github.com/jdalton","followers_url":"https://api.github.com/users/jdalton/followers","following_url":"https://api.github.com/users/jdalton/following{/other_user}","gists_url":"https://api.github.com/users/jdalton/gists{/gist_id}","starred_url":"https://api.github.com/users/jdalton/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jdalton/subscriptions","organizations_url":"https://api.github.com/users/jdalton/orgs","repos_url":"https://api.github.com/users/jdalton/repos","events_url":"https://api.github.com/users/jdalton/events{/privacy}","received_events_url":"https://api.github.com/users/jdalton/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-04-14T00:41:43Z","updated_at":"2016-04-14T00:41:43Z","closed_at":null,"body":"Because the `_.memoize` hasher is resolved with `'' +` it will throw an error if the hasher result is a Symbol."}}