tiebreaker
Factory function that creates a composite Comparator for Players based on a prioritized list of tie-breaker criteria. The function chains the comparators in the order provided. If the first tie-breaker results in a tie, it moves to the second, and so on.
Supported Tie-breaker Names:
| Name | Logic | Description |
|---|---|---|
| "blackGames" | blackScore | Prioritizes players who played more games with Black pieces. |
| "buchholz" | Median-Buchholz | Sum of opponents' scores, excluding the highest and lowest (outliers). |
| "sonnebornBerger" | Quality of Win | Sum of defeated opponents' scores + 50% of drawn opponents' scores. |
| "progressive" | Cumulative Sum | Sum of the player's total score after each individual round. |
| "fidePerformance" | FIDE Rp | Performance Rating based on FIDE's dp table and opponents' average Elo. |
| "linearPerformance" | Linear Rp | Simplified performance: AvgElo + (Score * 400) - 400. |
Return
A Comparator used to rank players beyond their primary match score.
Parameters
names
A variable list of strings matching the names above (case-insensitive).
Throws
if a name is provided that does not match the list above.