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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | 1x 1x 1x 1x 4x 4x 4x 4x 3x 3x 1x 2x 2x | import { Database } from "../data/database";
import { Logger } from "../../logger";
import { RedisToken } from "../protocol/redis-token";
import { IRequest } from "../../server/request";
import { IRespCommand } from "./resp-command";
/**
* ### Available since 2.0.0.
* ### DISCARD
* Flushes all previously queued commands in a transaction and restores the connection state
* to normal.
*
* If [WATCH]{public link WatchCommand} was used, DISCARD unwatches all keys watched by the connection.
* ### Return value
* Simple string reply: always OK.
*/
export class DiscardCommand extends IRespCommand {
public minParams = 0
public maxParams = 0
public name = "discard"
private logger: Logger = new Logger(module.id);
public execSync(request: IRequest, db: Database): RedisToken {
this.logger.debug(
`${request.getCommand()}.execute(%s)`,
...request.getParams()
);
if (!request.getSession().inTransaction()) {
return RedisToken.error("ERR DISCARD without MULTI");
}
request.getSession().abortTransaction();
return RedisToken.responseOk();
}
}
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