From f9d4a223c48e5f9fe161f6a9a47c806c0752835b Mon Sep 17 00:00:00 2001
From: Brian Warner <warner@lothar.com>
Date: Fri, 25 May 2018 12:11:16 -0700
Subject: derive Eq and PartialEq too

---
 src/spake2.rs | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/spake2.rs b/src/spake2.rs
index 07c92a3..31be328 100644
--- a/src/spake2.rs
+++ b/src/spake2.rs
@@ -13,14 +13,14 @@ use std::fmt;
 
 //use hex::ToHex;
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub enum ErrorType {
     BadSide,
     WrongLength,
     CorruptMessage,
 }
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct SPAKEErr {
     pub kind: ErrorType,
 }
@@ -49,7 +49,7 @@ pub trait Group {
     fn add(a: &Self::Element, b: &Self::Element) -> Self::Element;
 }
 
-#[derive(Debug)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct Ed25519Group;
 
 impl Group for Ed25519Group {
@@ -257,13 +257,15 @@ fn ed25519_hash_symmetric(
 
 /* "session type pattern" */
 
-#[derive(Debug)]
+#[derive(Debug, PartialEq, Eq)]
 enum Side {
     A,
     B,
     Symmetric,
 }
 
+// we implement a custom Debug below, to avoid revealing secrets in a dump
+#[derive(PartialEq, Eq)]
 pub struct SPAKE2<G: Group> {
     //where &G::Scalar: Neg {
     side: Side,
-- 
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