Typo fixed and godoc updated

1 files changed, 10 insertions, 3 deletions

diff --git a/errors.go b/errors.go
index 4dec815..3404c7e 100644
--- a/errors.go
+++ b/errors.go
@@ -1,8 +1,15 @@
+// Copyright 2016 - 2019 The excelize Authors. All rights reserved. Use of
+// this source code is governed by a BSD-style license that can be found in
+// the LICENSE file.
+//
+// Package excelize providing a set of functions that allow you to write to
+// and read from XLSX files. Support reads and writes XLSX file generated by
+// Microsoft Excel™ 2007 and later. Support save file without losing original
+// charts of XLSX. This library needs Go version 1.8 or later.
+
 package excelize
 
-import (
-	"fmt"
-)
+import "fmt"
 
 func newInvalidColumnNameError(col string) error {
 	return fmt.Errorf("invalid column name %q", col)