From 863de80281f3a89d1dbafc2a39a99e7ed44ea0dc Mon Sep 17 00:00:00 2001
From: Brent Simmons <brent@ranchero.com>
Date: Sat, 10 Feb 2018 13:21:43 -0800
Subject: [PATCH] Add convenience method to Set<Article> for just getting
 unread articles.

---
 Frameworks/Data/Article.swift | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Frameworks/Data/Article.swift b/Frameworks/Data/Article.swift
index 9e476f0ea..bee38db21 100644
--- a/Frameworks/Data/Article.swift
+++ b/Frameworks/Data/Article.swift
@@ -75,6 +75,12 @@ public extension Set where Element == Article {
 		
 		return Set<String>(map { $0.articleID })
 	}
+
+	public func unreadArticles() -> Set<Article> {
+
+		let articles = self.filter { !$0.status.read }
+		return Set(articles)
+	}
 }
 
 public extension Array where Element == Article {