From f89c6d9be6002dd508d6c47fe067c7bee21bb64a Mon Sep 17 00:00:00 2001
From: Adam Wick <awick@uhsure.com>
Date: Tue, 16 Jan 2018 17:45:03 -0800
Subject: [PATCH] Fix comment around ToASN1.

---
 src/lib.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/lib.rs b/src/lib.rs
index d8bc41c..c796bd5 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -868,7 +868,10 @@ pub fn der_decode<T: FromASN1WithBody>(v: &[u8]) -> Result<T,T::Error>
 }
 
 /// The set of types that can automatically converted into a sequence
-/// of `ASN1Block`s.
+/// of `ASN1Block`s. You should probably use to_asn1() but implement
+/// to_asn1_class(). The former has a default implementation that passes
+/// `ASN1Class::Universal` as the tag to use, which should be good for
+/// most people.
 pub trait ToASN1 {
     type Error : From<ASN1EncodeErr>;