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| Current File : /home/livedhms/lmgt/node_modules/mongoose/lib/helpers/indexes/isTimeseriesIndex.js |
'use strict';
/**
* Returns `true` if the given index matches the schema's `timestamps` options
*/
module.exports = function isTimeseriesIndex(dbIndex, schemaOptions) {
if (schemaOptions.timeseries == null) {
return false;
}
const { timeField, metaField } = schemaOptions.timeseries;
if (typeof timeField !== 'string' || typeof metaField !== 'string') {
return false;
}
return Object.keys(dbIndex.key).length === 2 && dbIndex.key[timeField] === 1 && dbIndex.key[metaField] === 1;
};