21 lines
575 B
JavaScript
21 lines
575 B
JavaScript
'use strict';
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module.exports = function applyReadConcern(schema, options) {
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if (options.readConcern !== undefined) {
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return;
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}
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// Don't apply default read concern to operations in transactions,
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// because you shouldn't set read concern on individual operations
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// within a transaction.
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// See: https://www.mongodb.com/docs/manual/reference/read-concern/
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if (options && options.session && options.session.transaction) {
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return;
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}
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const level = schema.options?.readConcern?.level;
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if (level != null) {
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options.readConcern = { level };
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}
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};
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