making colstream unexported and re-exporting the two funcs

2 files changed, 13 insertions, 13 deletions

diff --git a/coords.go b/coords.go
index 6dcff92..ee13dba 100644
--- a/coords.go
+++ b/coords.go
@@ -15,23 +15,23 @@ const (
 
 // ColAlpha returns an alpha representation of a column index.
 // index is an integer - ColAlpha(0) returns "A", etc.
-func colIndexToAlpha(index int) (string, error) {
-	max := len(Colstream) - 1
+func ColIndexToAlpha(index int) (string, error) {
+	max := len(colstream) - 1
 	if index <= max {
-		return Colstream[index], nil
+		return colstream[index], nil
 	} else {
 		msg := fmt.Sprintf("cannot have more than %d columns", max)
 		return "", errors.New(msg)
 	}
 }
 
-var Colstream = cols(maxAlphabets)
+var colstream = cols(maxAlphabets)
 
 // ColLettersToIndex converts an alpha column
 // reference to a zero-based numeric column identifier.
-func colAlphaToIndex(letters string) (int, error) {
-	max := len(Colstream) - 1
-	for i, v := range Colstream {
+func ColAlphaToIndex(letters string) (int, error) {
+	max := len(colstream) - 1
+	for i, v := range colstream {
 		if i > max {
 			msg := fmt.Sprintf("Cannot exceed maximum of %d", max)
 			return 0, errors.New(msg)
diff --git a/coords_test.go b/coords_test.go
index 1d69ef1..8f8f865 100644
--- a/coords_test.go
+++ b/coords_test.go
@@ -5,12 +5,12 @@ import (
 )
 
 func TestAlphaStream(t *testing.T) {
-	if Colstream[26] != "AA" {
-		t.Errorf("The test expected AA, got %v.", Colstream[26])
+	if colstream[26] != "AA" {
+		t.Errorf("The test expected AA, got %v.", colstream[26])
 	}
-	if len(Colstream) > maxCols {
+	if len(colstream) > maxCols {
 		t.Errorf(`Number of columns in alphastream exceeds Excel maximum.
-		alphastream contains %d, maxCols is %d`, len(Colstream), maxCols)
+		alphastream contains %d, maxCols is %d`, len(colstream), maxCols)
 	}
 }
 
@@ -66,7 +66,7 @@ func TestCollectLetters(t *testing.T) {
 		{"AA", 26},
 	}
 	for _, c := range cases {
-		s, err := colAlphaToIndex(c.alpha)
+		s, err := ColAlphaToIndex(c.alpha)
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -88,7 +88,7 @@ func TestGetColApha(t *testing.T) {
 		{16377, "XEX"},
 	}
 	for _, c := range cases {
-		s, err := colIndexToAlpha(c.index)
+		s, err := ColIndexToAlpha(c.index)
 		if err != nil {
 			t.Fatal(err)
 		}