From d47810a661d3ccb146612108c2721e77d14798e5 Mon Sep 17 00:00:00 2001
From: Gisle Aune <dev@gisle.me>
Date: Sat, 23 Jun 2018 16:12:46 +0200
Subject: [PATCH] Added Immutable userlist

---
 list/immutable.go | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 list/immutable.go

diff --git a/list/immutable.go b/list/immutable.go
new file mode 100644
index 0000000..563724d
--- /dev/null
+++ b/list/immutable.go
@@ -0,0 +1,17 @@
+package list
+
+// An Immutable is a wrapper around a userlist reference that provides a limited
+// set of methods for reading a userlist's content
+type Immutable struct {
+	list *List
+}
+
+// User gets a user by nick
+func (il Immutable) User(nick string) (u User, ok bool) {
+	return il.list.User(nick)
+}
+
+// Users gets all the users in the list, in order
+func (il Immutable) Users() []User {
+	return il.list.Users()
+}