From d65b30055d247b3f51ffb6f3713a0e913790f0b3 Mon Sep 17 00:00:00 2001
From: Ri Xu <xuri.me@gmail.com>
Date: Fri, 16 Mar 2018 20:54:07 +0800
Subject: - Update the function `NewSheet()` to handle when already exists a
 worksheet of the same name, relate pull request #196; - go test and godoc has
 been updated

---
 sheet.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'sheet.go')

diff --git a/sheet.go b/sheet.go
index ae79acb..bc7cb75 100644
--- a/sheet.go
+++ b/sheet.go
@@ -13,9 +13,13 @@ import (
 )
 
 // NewSheet provides function to create a new sheet by given index, when
-// creating a new XLSX file, the default sheet will be create, when you create a
-// new file.
+// creating a new XLSX file, the default sheet will be create, when you create
+// a new file.
 func (f *File) NewSheet(name string) int {
+	// Check if the worksheet already exists
+	if f.GetSheetIndex(name) != 0 {
+		return f.SheetCount
+	}
 	f.SheetCount++
 	// Update docProps/app.xml
 	f.setAppXML()
-- 
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