Fix template parser to support empty part

inspirum · Jul 23, 2020 · 6679b0e · 6679b0e
1 parent d74c867
commit 6679b0e
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/resizer.go b/resizer.go
@@ -66,7 +66,9 @@ func NewTemplate(template string) *Template {
 
 	parts := strings.Split(template, "-")
 	for _, part := range parts {
-		if part[0] == 'w' {
+		if part == "" {
+			continue
+		} else if part[0] == 'w' {
 			width, _ = strconv.ParseFloat(part[1:], 64)
 		} else if part[0] == 'h' {
 			height, _ = strconv.ParseFloat(part[1:], 64)