horse: fix formatting of abilities that target styles

horse/skill.go

@@ -93,7 +93,25 @@ func (a Ability) String() string {
 			r = append(r, " track widths"...)
 		}
 	}
-	if a.Target != TargetSelf {
+	switch a.Target {
+	case TargetSelf:
+		// do nothing
+	case TargetStyle, TargetRushingStyle:
+		// TargetValue is the style to target, not the number of targets.
+		r = append(r, " to "...)
+		r = append(r, a.Target.String()...)
+		switch a.TargetValue {
+		case 1:
+			r = append(r, " Front Runner"...)
+		case 2:
+			r = append(r, " Pace Chaser"...)
+		case 3:
+			r = append(r, " Late Surger"...)
+		case 4:
+			r = append(r, " End Closer"...)
+		}
+	default:
+		// For other targeting types, TargetValue is either irrelevant or limit.
 		r = append(r, " to "...)
 		if a.TargetValue > 1 && a.TargetValue < 18 {
 			r = strconv.AppendInt(r, int64(a.TargetValue), 10)