{"action":"opened","issue":{"url":"https://api.github.com/repos/kevinb7/math-ast/issues/1","labels_url":"https://api.github.com/repos/kevinb7/math-ast/issues/1/labels{/name}","comments_url":"https://api.github.com/repos/kevinb7/math-ast/issues/1/comments","events_url":"https://api.github.com/repos/kevinb7/math-ast/issues/1/events","html_url":"https://github.com/kevinb7/math-ast/issues/1","id":101340155,"number":1,"title":"query language","user":{"login":"kevinb7","id":1044413,"avatar_url":"https://avatars.githubusercontent.com/u/1044413?v=3","gravatar_id":"","url":"https://api.github.com/users/kevinb7","html_url":"https://github.com/kevinb7","followers_url":"https://api.github.com/users/kevinb7/followers","following_url":"https://api.github.com/users/kevinb7/following{/other_user}","gists_url":"https://api.github.com/users/kevinb7/gists{/gist_id}","starred_url":"https://api.github.com/users/kevinb7/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kevinb7/subscriptions","organizations_url":"https://api.github.com/users/kevinb7/orgs","repos_url":"https://api.github.com/users/kevinb7/repos","events_url":"https://api.github.com/users/kevinb7/events{/privacy}","received_events_url":"https://api.github.com/users/kevinb7/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-08-17T05:12:29Z","updated_at":"2015-08-17T05:12:29Z","closed_at":null,"body":"Should be able to query for different types of nodes inside other nodes, e.g.\r\n```\r\n// expr = 1*2 + 3*4\r\n\r\nlet muls = expr.queryAll(Operator, { value: '*' });\r\nlet evens = expr.queryAll(Literal, { value: (x) => x % 2 !== 0 });\r\n```"}}