hash: data after size

This guarantees ... I guess ABI stability of where the size is,
regardless of the version which may have different maxHashSize.
Not too useful but I guess good practice

1 files changed, 1 insertions, 1 deletions

diff --git a/hash.go b/hash.go
index 068eb840..3edb6079 100644
--- a/hash.go
+++ b/hash.go
@@ -10,8 +10,8 @@ const maxHashSize = 32
 
 // Hash represents a Git object ID.
 type Hash struct {
-	data [maxHashSize]byte
 	size int
+	data [maxHashSize]byte
 }
 
 // hashFunc is a function that computes a hash from input data.