feat(rest)!: allow passing tokens per request (#10682)

BREAKING CHANGE: `RequestData.authPrefix` has been removed in favor of `RequestData.auth.prefix`

packages/rest/src/lib/handlers/SequentialHandler.ts

@@ -304,11 +304,16 @@ export class SequentialHandler implements IHandler {
 			// Let library users know when rate limit buckets have been updated
 			this.debug(['Received bucket hash update', `  Old Hash  : ${this.hash}`, `  New Hash  : ${hash}`].join('\n'));
 			// This queue will eventually be eliminated via attrition
-			this.manager.hashes.set(`${method}:${routeId.bucketRoute}`, { value: hash, lastAccess: Date.now() });
+			this.manager.hashes.set(
+				`${method}:${routeId.bucketRoute}${typeof requestData.auth === 'string' ? `:${requestData.auth}` : ''}`,
+				{ value: hash, lastAccess: Date.now() },
+			);
 		} else if (hash) {
 			// Handle the case where hash value doesn't change
 			// Fetch the hash data from the manager
-			const hashData = this.manager.hashes.get(`${method}:${routeId.bucketRoute}`);
+			const hashData = this.manager.hashes.get(
+				`${method}:${routeId.bucketRoute}${typeof requestData.auth === 'string' ? `:${requestData.auth}` : ''}`,
+			);
 
 			// When fetched, update the last access of the hash
 			if (hashData) {

packages/rest/src/lib/handlers/Shared.ts

@@ -138,7 +138,7 @@ export async function handleErrors(
 		// Handle possible malformed requests
 		if (status >= 400 && status < 500) {
 			// If we receive this status code, it means the token we had is no longer valid.
-			if (status === 401 && requestData.auth) {
+			if (status === 401 && requestData.auth === true) {
 				manager.setToken(null!);
 			}