fix some typos

hash.go

@@ -27,7 +27,7 @@ var (
 func NewHash(h hash.Hash, space UUID, data []byte, version int) UUID {
 	h.Reset()
 	h.Write(space[:])
-	h.Write([]byte(data))
+	h.Write(data)
 	s := h.Sum(nil)
 	var uuid UUID
 	copy(uuid[:], s)

seq_test.go

@@ -16,7 +16,7 @@ var regressions = flag.Bool("regressions", false, "run uuid regression tests")
 
 // TestClockSeqRace tests for a particular race condition of returning two
 // identical Version1 UUIDs.  The duration of 1 minute was chosen as the race
-// condition, before being fixed, nearly always occured in under 30 seconds.
+// condition, before being fixed, nearly always occurred in under 30 seconds.
 func TestClockSeqRace(t *testing.T) {
 	if !*regressions {
 		t.Skip("skipping regression tests")

uuid_test.go

@@ -305,7 +305,7 @@ func TestVersion1(t *testing.T) {
 	case t1 > t2 && q1 == q2:
 		t.Error("time reversed")
 	case t1 < t2 && q1 != q2:
-		t.Error("clock sequence chaned unexpectedly")
+		t.Error("clock sequence changed unexpectedly")
 	}
 }
 
@@ -347,7 +347,7 @@ func TestNode(t *testing.T) {
 	}
 
 	if ni := NodeInterface(); ni != "user" {
-		t.Errorf("got inteface %q, want %q", ni, "user")
+		t.Errorf("got interface %q, want %q", ni, "user")
 	}
 }
 
@@ -392,7 +392,7 @@ func TestNodeID(t *testing.T) {
 	SetNodeInterface("")
 	s := NodeInterface()
 	if s == "" || s == "user" {
-		t.Errorf("NodeInterface %q after SetInteface", s)
+		t.Errorf("NodeInterface %q after SetInterface", s)
 	}
 	node1 := NodeID()
 	if node1 == nil {
@@ -454,13 +454,13 @@ func TestBadRand(t *testing.T) {
 	uuid1 := New()
 	uuid2 := New()
 	if uuid1 != uuid2 {
-		t.Errorf("execpted duplicates, got %q and %q", uuid1, uuid2)
+		t.Errorf("expected duplicates, got %q and %q", uuid1, uuid2)
 	}
 	SetRand(nil)
 	uuid1 = New()
 	uuid2 = New()
 	if uuid1 == uuid2 {
-		t.Errorf("unexecpted duplicates, got %q", uuid1)
+		t.Errorf("unexpected duplicates, got %q", uuid1)
 	}
 }