{"action":"created","comment":{"url":"https://api.github.com/repos/aspnet/Mvc/pulls/comments/45935141","id":45935141,"diff_hunk":"@@ -62,7 +62,7 @@ public static IMvcCoreBuilder AddFormatterMappings(this IMvcCoreBuilder builder)\n         // Internal for testing.\n         internal static void AddFormatterMappingsServices(IServiceCollection services)\n         {\n-            services.TryAddTransient<FormatFilter, FormatFilter>();\n+            services.TryAddSingleton<FormatFilter, FormatFilter>();","path":"src/Microsoft.AspNet.Mvc.Core/DependencyInjection/MvcCoreMvcCoreBuilderExtensions.cs","position":5,"original_position":5,"commit_id":"d7f340456c644500da63858ae41903bd801814b1","original_commit_id":"d7f340456c644500da63858ae41903bd801814b1","user":{"login":"Eilon","id":202643,"avatar_url":"https://avatars.githubusercontent.com/u/202643?v=3","gravatar_id":"","url":"https://api.github.com/users/Eilon","html_url":"https://github.com/Eilon","followers_url":"https://api.github.com/users/Eilon/followers","following_url":"https://api.github.com/users/Eilon/following{/other_user}","gists_url":"https://api.github.com/users/Eilon/gists{/gist_id}","starred_url":"https://api.github.com/users/Eilon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Eilon/subscriptions","organizations_url":"https://api.github.com/users/Eilon/orgs","repos_url":"https://api.github.com/users/Eilon/repos","events_url":"https://api.github.com/users/Eilon/events{/privacy}","received_events_url":"https://api.github.com/users/Eilon/received_events","type":"User","site_admin":false},"body":"Curious - why is this service not registered as the `IFormatFilter` interface? #n00b","created_at":"2015-11-26T00:49:07Z","updated_at":"2015-11-26T00:49:07Z","html_url":"https://github.com/aspnet/Mvc/pull/3644#discussion_r45935141","pull_request_url":"https://api.github.com/repos/aspnet/Mvc/pulls/3644","_links":{"self":{"href":"https://api.github.com/repos/aspnet/Mvc/pulls/comments/45935141"},"html":{"href":"https://github.com/aspnet/Mvc/pull/3644#discussion_r45935141"},"pull_request":{"href":"https://api.github.com/repos/aspnet/Mvc/pulls/3644"}}},"pull_request":{"url":"https://api.github.com/repos/aspnet/Mvc/pulls/3644","id":51839865,"html_url":"https://github.com/aspnet/Mvc/pull/3644","diff_url":"https://github.com/aspnet/Mvc/pull/3644.diff","patch_url":"https://github.com/aspnet/Mvc/pull/3644.patch","issue_url":"https://api.github.com/repos/aspnet/Mvc/issues/3644","number":3644,"state":"open","locked":false,"title":"Remove FormatFilter dependency on IActionContextAccessor","user":{"login":"rynowak","id":1430011,"avatar_url":"https://avatars.githubusercontent.com/u/1430011?v=3","gravatar_id":"","url":"https://api.github.com/users/rynowak","html_url":"https://github.com/rynowak","followers_url":"https://api.github.com/users/rynowak/followers","following_url":"https://api.github.com/users/rynowak/following{/other_user}","gists_url":"https://api.github.com/users/rynowak/gists{/gist_id}","starred_url":"https://api.github.com/users/rynowak/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rynowak/subscriptions","organizations_url":"https://api.github.com/users/rynowak/orgs","repos_url":"https://api.github.com/users/rynowak/repos","events_url":"https://api.github.com/users/rynowak/events{/privacy}","received_events_url":"https://api.github.com/users/rynowak/received_events","type":"User","site_admin":false},"body":"This change simplifies IFormatFilter's API and removes the dependency on\r\nIActionContext accessor.\r\n\r\nThe old API for IFormatFilter required computing state based on the\r\ncurrent request as part of the constructor, which in turn implied the use\r\nof a context accessor. 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