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30 lines
601 B
JavaScript

'use strict';
const isBsonType = require('../helpers/isBsonType');
const ObjectId = require('../types/objectid');
module.exports = function castObjectId(value) {
if (value == null) {
return value;
}
if (isBsonType(value, 'ObjectId')) {
return value;
}
if (value._id) {
if (isBsonType(value._id, 'ObjectId')) {
return value._id;
}
if (value._id.toString instanceof Function) {
return new ObjectId(value._id.toString());
}
}
if (value.toString instanceof Function) {
return new ObjectId(value.toString());
}
return new ObjectId(value);
};