{"action":"opened","issue":{"url":"https://api.github.com/repos/alacarte-maps/alacarte/issues/67","repository_url":"https://api.github.com/repos/alacarte-maps/alacarte","labels_url":"https://api.github.com/repos/alacarte-maps/alacarte/issues/67/labels{/name}","comments_url":"https://api.github.com/repos/alacarte-maps/alacarte/issues/67/comments","events_url":"https://api.github.com/repos/alacarte-maps/alacarte/issues/67/events","html_url":"https://github.com/alacarte-maps/alacarte/issues/67","id":154696885,"number":67,"title":"Use bloom filters for CSS matching","user":{"login":"florianjacob","id":1109959,"avatar_url":"https://avatars.githubusercontent.com/u/1109959?v=3","gravatar_id":"","url":"https://api.github.com/users/florianjacob","html_url":"https://github.com/florianjacob","followers_url":"https://api.github.com/users/florianjacob/followers","following_url":"https://api.github.com/users/florianjacob/following{/other_user}","gists_url":"https://api.github.com/users/florianjacob/gists{/gist_id}","starred_url":"https://api.github.com/users/florianjacob/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/florianjacob/subscriptions","organizations_url":"https://api.github.com/users/florianjacob/orgs","repos_url":"https://api.github.com/users/florianjacob/repos","events_url":"https://api.github.com/users/florianjacob/events{/privacy}","received_events_url":"https://api.github.com/users/florianjacob/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/alacarte-maps/alacarte/labels/enhancement","name":"enhancement","color":"84b6eb"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-05-13T12:05:58Z","updated_at":"2016-05-13T12:05:58Z","closed_at":null,"body":"MapCSS tag machting is the biggest bottleneck of alaCarte today, as we currently use linear search for it.\r\n\r\nSee the [rust selectors library of Servo](https://github.com/servo/rust-selectors) for an example of how this can be done efficiently.\r\n\r\nAdvantages:\r\n * Much better render speeds, especially with big stylesheets."}}