buffer: save offset

methane · Oct 25, 2013 · 620bcdd · 620bcdd
1 parent 7e1b91b
commit 620bcdd
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/buffer.go b/buffer.go
@@ -78,9 +78,10 @@ func (b *buffer) readNext(need int) ([]byte, error) {
  }
  }
 
+ offset := b.idx
  b.idx += need
  b.length -= need
- return b.buf[b.idx-need : b.idx], nil
+ return b.buf[offset:b.idx], nil
 }
 
 // returns a buffer with the requested size.