From 548c7e2a5d9b0039b579ced44e45ec4563696780 Mon Sep 17 00:00:00 2001
From: Constantine Linnick <theaspect@gmail.com>
Date: Sun, 13 Jan 2019 16:32:15 +0300
Subject: [PATCH] Clarifying non obvious syntax with cryptic error

---
 proposals/coroutines.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/proposals/coroutines.md b/proposals/coroutines.md
index 6e0857d99..e9506a617 100644
--- a/proposals/coroutines.md
+++ b/proposals/coroutines.md
@@ -625,6 +625,7 @@ The following style is recommended for library defined context elements.
 The example below shows a hypothetical authorization context element that stores current user name:
 
 ```kotlin
+// AuthUser here is a reference to the companion object, shorthand for AuthUser.Key
 class AuthUser(val name: String) : AbstractCoroutineContextElement(AuthUser) {
     companion object Key : CoroutineContext.Key<AuthUser>
 }