init

internal/slug/slug.go

@@ -0,0 +1,27 @@
+package slug
+
+import (
+	"strings"
+	"unicode"
+)
+
+func Make(raw string) string {
+	raw = strings.TrimSpace(strings.ToLower(raw))
+	var builder strings.Builder
+	lastDash := false
+
+	for _, r := range raw {
+		switch {
+		case unicode.IsLetter(r), unicode.IsDigit(r):
+			builder.WriteRune(r)
+			lastDash = false
+		default:
+			if !lastDash && builder.Len() > 0 {
+				builder.WriteRune('-')
+				lastDash = true
+			}
+		}
+	}
+
+	return strings.Trim(builder.String(), "-")
+}