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Diffstat (limited to 'blinkstick.go')
-rw-r--r--blinkstick.go10
1 files changed, 5 insertions, 5 deletions
diff --git a/blinkstick.go b/blinkstick.go
index acf8a10..3188487 100644
--- a/blinkstick.go
+++ b/blinkstick.go
@@ -35,17 +35,17 @@ func SetIndex(w io.Writer, i int, c color.Color) {
func Set(w io.Writer, colors ...color.Color) error {
var buf []byte
- switch {
- case len(colors) <= 8:
+ switch l := len(colors); {
+ case l <= 8:
buf = make([]byte, 3*8+2)
buf[0] = 6
- case len(colors) <= 16:
+ case l <= 16:
buf = make([]byte, 3*16+2)
buf[0] = 7
- case len(colors) <= 32:
+ case l <= 32:
buf = make([]byte, 3*32+2)
buf[0] = 8
- case len(colors) <= 64:
+ case l <= 64:
buf = make([]byte, 3*64+2)
buf[0] = 9
default: