From b7ca4a96f55c8f5d601ca3a3e55678fca467c641 Mon Sep 17 00:00:00 2001
From: Josh Bleecher Snyder <josharian@gmail.com>
Date: Thu, 15 Feb 2018 10:01:14 -0800
Subject: [PATCH] git: simplify some Oid methods

---
 git.go | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/git.go b/git.go
index 0925e45d..897d261f 100644
--- a/git.go
+++ b/git.go
@@ -189,22 +189,16 @@ func (oid *Oid) Cmp(oid2 *Oid) int {
 }
 
 func (oid *Oid) Copy() *Oid {
-	ret := new(Oid)
-	copy(ret[:], oid[:])
-	return ret
+	ret := *oid
+	return &ret
 }
 
 func (oid *Oid) Equal(oid2 *Oid) bool {
-	return bytes.Equal(oid[:], oid2[:])
+	return *oid == *oid2
 }
 
 func (oid *Oid) IsZero() bool {
-	for _, a := range oid {
-		if a != 0 {
-			return false
-		}
-	}
-	return true
+	return *oid == Oid{}
 }
 
 func (oid *Oid) NCmp(oid2 *Oid, n uint) int {