Add comment explaining why iota is not used.

ethersphere · Feb 18, 2014 · 357b4bc · 357b4bc
1 parent 5adbd39
commit 357b4bc
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 0 deletions.
diff --git 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

diff --git a/peer.go b/peer.go
@@ -23,6 +23,9 @@ const (
 type DiscReason 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.
  DiscReRequested = 0x00
  DiscReTcpSysErr = 0x01
  DiscBadProto = 0x02