{"action":"created","issue":{"url":"https://api.github.com/repos/DockYard/ember-composable-helpers/issues/155","repository_url":"https://api.github.com/repos/DockYard/ember-composable-helpers","labels_url":"https://api.github.com/repos/DockYard/ember-composable-helpers/issues/155/labels{/name}","comments_url":"https://api.github.com/repos/DockYard/ember-composable-helpers/issues/155/comments","events_url":"https://api.github.com/repos/DockYard/ember-composable-helpers/issues/155/events","html_url":"https://github.com/DockYard/ember-composable-helpers/issues/155","id":154071568,"number":155,"title":"Suppressing output of a subexpression","user":{"login":"taras","id":74687,"avatar_url":"https://avatars.githubusercontent.com/u/74687?v=3","gravatar_id":"","url":"https://api.github.com/users/taras","html_url":"https://github.com/taras","followers_url":"https://api.github.com/users/taras/followers","following_url":"https://api.github.com/users/taras/following{/other_user}","gists_url":"https://api.github.com/users/taras/gists{/gist_id}","starred_url":"https://api.github.com/users/taras/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/taras/subscriptions","organizations_url":"https://api.github.com/users/taras/orgs","repos_url":"https://api.github.com/users/taras/repos","events_url":"https://api.github.com/users/taras/events{/privacy}","received_events_url":"https://api.github.com/users/taras/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2016-05-10T18:12:46Z","updated_at":"2016-05-13T07:11:40Z","closed_at":null,"body":"In a library that @zigahertz are working on, we're using a helper that prevents output of a helper from being rendered. This is useful for us to make it possible to execute pipes on render and consequently on rerender. \r\n\r\nWe've been calling it `dev-null` and all it does is this:\r\n\r\n```js\r\nexport default Ember.Helper.helper(function(){\r\n});\r\n``` \r\n\r\nIf you think this is useful, then we'll create a PR otherwise we'll release it as a separate addon.\r\n\r\nWhat do you think?"},"comment":{"url":"https://api.github.com/repos/DockYard/ember-composable-helpers/issues/comments/218968301","html_url":"https://github.com/DockYard/ember-composable-helpers/issues/155#issuecomment-218968301","issue_url":"https://api.github.com/repos/DockYard/ember-composable-helpers/issues/155","id":218968301,"user":{"login":"martndemus","id":903637,"avatar_url":"https://avatars.githubusercontent.com/u/903637?v=3","gravatar_id":"","url":"https://api.github.com/users/martndemus","html_url":"https://github.com/martndemus","followers_url":"https://api.github.com/users/martndemus/followers","following_url":"https://api.github.com/users/martndemus/following{/other_user}","gists_url":"https://api.github.com/users/martndemus/gists{/gist_id}","starred_url":"https://api.github.com/users/martndemus/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/martndemus/subscriptions","organizations_url":"https://api.github.com/users/martndemus/orgs","repos_url":"https://api.github.com/users/martndemus/repos","events_url":"https://api.github.com/users/martndemus/events{/privacy}","received_events_url":"https://api.github.com/users/martndemus/received_events","type":"User","site_admin":false},"created_at":"2016-05-13T07:11:40Z","updated_at":"2016-05-13T07:11:40Z","body":"This smells like your helper gets recomputed too often, can you share a code sample of when you'd want to use this?"}}