Change copy() usage

1 files changed, 5 insertions, 8 deletions

diff --git a/unxml.go b/unxml.go
index f266b1f..a9f8941 100644
--- a/unxml.go
+++ b/unxml.go
@@ -204,14 +204,11 @@ func (r *ElementReader) Read(out []byte) (int, error) {
 					r.tagsinstack[string(tn)]--
 				}
 				raw := r.xr.tokenizer.Raw()
-				if len(raw) < lenout {
-					n := copy(out[r.xr.count:], raw)
-					r.xr.count += n
-					lenout -= n
-				} else {
-					n = copy(out[r.xr.count:], raw[:lenout])
-					r.xr.count += n
-					r.xr.lastread = raw[lenout:]
+				n := copy(out[r.xr.count:], raw)
+				r.xr.count += n
+				lenout -= n
+				if n < len(raw) {
+					r.xr.lastread = raw[n:]
 					return r.xr.count, err
 				}
 			}