provide access to format strings

commonxl/sheet.go

@@ -131,6 +131,19 @@ func (s *Sheet) Types() []string {
 	return res
 }
 
+// Formats extracts the format code for the current record into a list.
+func (s *Sheet) Formats() []string {
+	ok := true
+	res := make([]string, s.NumCols)
+	for i, cell := range s.Rows[s.CurRow-1] {
+		res[i], ok = builtInFormats[cell.FormatNo()]
+		if !ok {
+			res[i] = fmt.Sprint(cell.FormatNo())
+		}
+	}
+	return res
+}
+
 // Scan extracts values from the current record into the provided arguments
 // Arguments must be pointers to one of 5 supported types:
 //     bool, int64, float64, string, or time.Time

grate.go

@@ -34,6 +34,9 @@ type Collection interface {
 	// and special cases: "blank", "hyperlink" which are string types
 	Types() []string
 
+	// Formats extracts the format codes for the current record into a list.
+	Formats() []string
+
 	// Scan extracts values from the current record into the provided arguments
 	// Arguments must be pointers to one of 5 supported types:
 	//     bool, int64, float64, string, or time.Time

simple/simple.go

@@ -44,6 +44,15 @@ func (t *simpleFile) Strings() []string {
 	return t.rows[t.iterRow]
 }
 
+// Formats extracts the format code for the current record into a list.
+func (t *simpleFile) Formats() []string {
+	res := make([]string, len(t.rows[t.iterRow]))
+	for i := range res {
+		res[i] = "General"
+	}
+	return res
+}
+
 // Types extracts the data types from the current record into a list.
 // options: "boolean", "integer", "float", "string", "date",
 // and special cases: "blank", "hyperlink" which are string types