From 357b4bc14c82d206a8c813291fb3ead01ed29041 Mon Sep 17 00:00:00 2001
From: Sam Boyer <tech@samboyer.org>
Date: Tue, 18 Feb 2014 17:24:44 -0500
Subject: Add comment explaining why iota is not used.

---
 ethwire/messaging.go | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'ethwire')

diff --git a/ethwire/messaging.go b/ethwire/messaging.go
index 651bf4710..185faa341 100644
--- a/ethwire/messaging.go
+++ b/ethwire/messaging.go
@@ -19,6 +19,9 @@ var MagicToken = []byte{34, 64, 8, 145}
 type MsgType byte
 
 const (
+	// Values are given explicitly instead of by iota because these values are
+	// defined by the wire protocol spec; it is easier for humans to ensure
+	// correctness when values are explicit.
 	MsgHandshakeTy  = 0x00
 	MsgDiscTy       = 0x01
 	MsgPingTy       = 0x02
-- 
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