Move check and return error earlier

icza · Sep 20, 2024 · 35e674d · 35e674d
1 parent b68404a
commit 35e674d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/imagex/colorx/colorx.go b/imagex/colorx/colorx.go
@@ -12,12 +12,12 @@ var errInvalidFormat = errors.New("invalid format")
 //
 // For details, see https://stackoverflow.com/a/54200713/1705598
 func ParseHexColor(s string) (c color.RGBA, err error) {
-	c.A = 0xff
-
 	if len(s) == 0 || s[0] != '#' {
 		return c, errInvalidFormat
 	}
 
+	c.A = 0xff
+
 	hexToByte := func(b byte) byte {
 		switch {
 		case b >= '0' && b <= '9':