we need to reject rather than throw

lib/rest/RequestHandler.ts

@@ -265,7 +265,7 @@ export default class RequestHandler {
                             this._manager.client.emit("debug", `${res.headers.has("x-ratelimit-global") ? "Global" : "Unexpected"} RateLimit: ${JSON.stringify(resBody)}\n${now} ${route} ${res.status}: ${latency}ms (${this.latencyRef.latency}ms avg) | ${this.ratelimits[route].remaining}/${this.ratelimits[route].limit} left | Reset ${delay} (${this.ratelimits[route].reset - now}ms left) | Scope ${res.headers.get("x-ratelimit-scope")!}`);
                             if (delay) {
                                 if (delay > this.options.maxRatelimitRetryWindow) {
-                                    throw new RateLimitedError(`Ratelimit on "${options.method} ${route}" exceeds the maximum retry window (${delay} > ${this.options.maxRatelimitRetryWindow})`);
+                                    reject(new RateLimitedError(`Ratelimit on "${options.method} ${route}" exceeds the maximum retry window (${delay} > ${this.options.maxRatelimitRetryWindow})`));
                                 }
                                 setTimeout(() => {
                                     cb();