{"action":"created","issue":{"url":"https://api.github.com/repos/angular/material/issues/1305","labels_url":"https://api.github.com/repos/angular/material/issues/1305/labels{/name}","comments_url":"https://api.github.com/repos/angular/material/issues/1305/comments","events_url":"https://api.github.com/repos/angular/material/issues/1305/events","html_url":"https://github.com/angular/material/issues/1305","id":55641009,"number":1305,"title":"md-radio-group: required doesn't work","user":{"login":"epelc","id":5204642,"avatar_url":"https://avatars.githubusercontent.com/u/5204642?v=3","gravatar_id":"","url":"https://api.github.com/users/epelc","html_url":"https://github.com/epelc","followers_url":"https://api.github.com/users/epelc/followers","following_url":"https://api.github.com/users/epelc/following{/other_user}","gists_url":"https://api.github.com/users/epelc/gists{/gist_id}","starred_url":"https://api.github.com/users/epelc/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/epelc/subscriptions","organizations_url":"https://api.github.com/users/epelc/orgs","repos_url":"https://api.github.com/users/epelc/repos","events_url":"https://api.github.com/users/epelc/events{/privacy}","received_events_url":"https://api.github.com/users/epelc/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":4,"created_at":"2015-01-27T16:36:12Z","updated_at":"2015-03-04T02:43:36Z","closed_at":"2015-01-27T22:24:54Z","body":"The `required` and `ng-required` attributes do not seem to work with `md-radio-group`"},"comment":{"url":"https://api.github.com/repos/angular/material/issues/comments/77087290","html_url":"https://github.com/angular/material/issues/1305#issuecomment-77087290","issue_url":"https://api.github.com/repos/angular/material/issues/1305","id":77087290,"user":{"login":"demisx","id":4452412,"avatar_url":"https://avatars.githubusercontent.com/u/4452412?v=3","gravatar_id":"","url":"https://api.github.com/users/demisx","html_url":"https://github.com/demisx","followers_url":"https://api.github.com/users/demisx/followers","following_url":"https://api.github.com/users/demisx/following{/other_user}","gists_url":"https://api.github.com/users/demisx/gists{/gist_id}","starred_url":"https://api.github.com/users/demisx/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/demisx/subscriptions","organizations_url":"https://api.github.com/users/demisx/orgs","repos_url":"https://api.github.com/users/demisx/repos","events_url":"https://api.github.com/users/demisx/events{/privacy}","received_events_url":"https://api.github.com/users/demisx/received_events","type":"User","site_admin":false},"created_at":"2015-03-04T02:43:36Z","updated_at":"2015-03-04T02:43:36Z","body":"Adding `ng-required=\"true\"` to `md-radio-group` indeed works, though not clear how to show the error message for it, since `ng-messages` aren't triggered until a user interacts with the input field and once he/she does, it's no longer invalid. Any clues are appreciated."}}