This closes #1815, cell value reading functions inherit the Options settings...

This closes #1815, cell value reading functions inherit the Options settings of the OpenReader (#1816)
Co-authored-by: NVivek Kairi <vivek@zerodhafundhouse.com>

calc.go

@@ -805,14 +805,15 @@ type formulaFuncs struct {
 //	Z.TEST
 //	ZTEST
 func (f *File) CalcCellValue(sheet, cell string, opts ...Options) (result string, err error) {
+	options := f.getOptions(opts...)
 	var (
-		rawCellValue = getOptions(opts...).RawCellValue
+		rawCellValue = options.RawCellValue
 		styleIdx     int
 		token        formulaArg
 	)
 	if token, err = f.calcCellValue(&calcContext{
 		entry:             fmt.Sprintf("%s!%s", sheet, cell),
-		maxCalcIterations: getOptions(opts...).MaxCalcIterations,
+		maxCalcIterations: options.MaxCalcIterations,
 		iterations:        make(map[string]uint),
 		iterationsCache:   make(map[string]formulaArg),
 	}, sheet, cell); err != nil {

cell.go

@@ -72,7 +72,7 @@ func (f *File) GetCellValue(sheet, cell string, opts ...Options) (string, error)
 		if err != nil {
 			return "", true, err
 		}
-		val, err := c.getValueFrom(f, sst, getOptions(opts...).RawCellValue)
+		val, err := c.getValueFrom(f, sst, f.getOptions(opts...).RawCellValue)
 		return val, true, err
 	})
 }

col.go

@@ -92,7 +92,7 @@ func (cols *Cols) Rows(opts ...Options) ([]string, error) {
 	if cols.stashCol >= cols.curCol {
 		return rowIterator.cells, rowIterator.err
 	}
-	cols.rawCellValue = getOptions(opts...).RawCellValue
+	cols.rawCellValue = cols.f.getOptions(opts...).RawCellValue
 	if cols.sst, rowIterator.err = cols.f.sharedStringsReader(); rowIterator.err != nil {
 		return rowIterator.cells, rowIterator.err
 	}

excelize.go

@@ -180,7 +180,7 @@ func OpenReader(r io.Reader, opts ...Options) (*File, error) {
 		return nil, err
 	}
 	f := newFile()
-	f.options = getOptions(opts...)
+	f.options = f.getOptions(opts...)
 	if err = f.checkOpenReaderOptions(); err != nil {
 		return nil, err
 	}
@@ -219,8 +219,8 @@ func OpenReader(r io.Reader, opts ...Options) (*File, error) {
 
 // getOptions provides a function to parse the optional settings for open
 // and reading spreadsheet.
-func getOptions(opts ...Options) *Options {
-	options := &Options{}
+func (f *File) getOptions(opts ...Options) *Options {
+	options := f.options
 	for _, opt := range opts {
 		options = &opt
 	}

file.go

@@ -50,7 +50,7 @@ func NewFile(opts ...Options) *File {
 	ws, _ := f.workSheetReader("Sheet1")
 	f.Sheet.Store("xl/worksheets/sheet1.xml", ws)
 	f.Theme, _ = f.themeReader()
-	f.options = getOptions(opts...)
+	f.options = f.getOptions(opts...)
 	return f
 }
 

rows.go

@@ -151,7 +151,7 @@ func (rows *Rows) Columns(opts ...Options) ([]string, error) {
 	}
 	var rowIterator rowXMLIterator
 	var token xml.Token
-	rows.rawCellValue = getOptions(opts...).RawCellValue
+	rows.rawCellValue = rows.f.getOptions(opts...).RawCellValue
 	if rows.sst, rowIterator.err = rows.f.sharedStringsReader(); rowIterator.err != nil {
 		return rowIterator.cells, rowIterator.err
 	}