Function RM_ReplyWithError

app/redis-6.2.6/src/module.c:1517–1522

Reply with the error 'err'. * * Note that 'err' must contain all the error, including * the initial error code. The function only provides the initial "-", so * the usage is, for example: * * RedisModule_ReplyWithError(ctx,"ERR Wrong Type"); * * and not just: * * RedisModule_ReplyWithError(ctx,"Wrong Type"); * * The function always returns REDISMODULE_OK. */

 * The function always returns REDISMODULE_OK.
 */
int RM_ReplyWithError(RedisModuleCtx *ctx, const char *err) {
    client *c = moduleGetReplyClient(ctx);
    if (c == NULL) return REDISMODULE_OK;
    addReplyErrorFormat(c,"-%s",err);
    return REDISMODULE_OK;
}

/* Reply with a simple string (`+... \r\n` in RESP protocol). This replies
 * are suitable only when sending a small non-binary string with small