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Runtime error
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9756872 | 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 | "use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isSharded = exports.getReadPreference = void 0;
const error_1 = require("../../error");
const read_preference_1 = require("../../read_preference");
const common_1 = require("../../sdam/common");
const topology_description_1 = require("../../sdam/topology_description");
function getReadPreference(options) {
// Default to command version of the readPreference.
let readPreference = options?.readPreference ?? read_preference_1.ReadPreference.primary;
if (typeof readPreference === 'string') {
readPreference = read_preference_1.ReadPreference.fromString(readPreference);
}
if (!(readPreference instanceof read_preference_1.ReadPreference)) {
throw new error_1.MongoInvalidArgumentError('Option "readPreference" must be a ReadPreference instance');
}
return readPreference;
}
exports.getReadPreference = getReadPreference;
function isSharded(topologyOrServer) {
if (topologyOrServer == null) {
return false;
}
if (topologyOrServer.description && topologyOrServer.description.type === common_1.ServerType.Mongos) {
return true;
}
// NOTE: This is incredibly inefficient, and should be removed once command construction
// happens based on `Server` not `Topology`.
if (topologyOrServer.description && topologyOrServer.description instanceof topology_description_1.TopologyDescription) {
const servers = Array.from(topologyOrServer.description.servers.values());
return servers.some((server) => server.type === common_1.ServerType.Mongos);
}
return false;
}
exports.isSharded = isSharded;
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