dkforest

commit a56327b484f5adf139e9f6c8f09a79959d3a11af
parent a09761d6846790f59b60c66d1efa721fb5573514
Author: n0tr1v <n0tr1v@protonmail.com>
Date:   Thu, 17 Nov 2022 13:09:34 -0500

cleanup

Diffstat:
M
cmd/art/main.go
 | 
29
++++++++++++++++-------------

1 file changed, 16 insertions(+), 13 deletions(-)
diff --git a/cmd/art/main.go b/cmd/art/main.go
@@ -133,22 +133,25 @@ func HexFromRgbColor(color color.NRGBA) string {
 	return fmt.Sprintf("#%X%X%X", color.R, color.G, color.B)
 }
 
+const firstRune = 'a'
+const lastRune = 'z'
+
+func getNextClassName(in []rune) (out []rune) {
+	out = in
+	for i := len(out) - 1; i >= 0; i-- {
+		if out[i] < lastRune {
+			out[i]++
+			return
+		}
+		out[i] = firstRune
+	}
+	return append([]rune{firstRune}, out...)
+}
+
 func getClassName(idx int) string {
-	const firstRune = 'a'
-	const lastRune = 'z'
 	out := []rune{firstRune}
-outLoop:
 	for counter := idx; counter > 0; counter-- {
-		// If first letter reached "z", increment the next one which is not yet at "z"
-		// If we did not find a suitable letter to increment, let's add a new one in the array, and reset all to "a".
-		for i := len(out) - 1; i >= 0; i-- {
-			if out[i] < lastRune {
-				out[i]++
-				continue outLoop
-			}
-			out[i] = firstRune
-		}
-		out = append([]rune{firstRune}, out...)
+		out = getNextClassName(out)
 	}
 	return string(out)
 }