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47 lines
742 B
JavaScript

'use strict';
/*!
* ignore
*/
module.exports = function addIdGetter(schema) {
// ensure the documents receive an id getter unless disabled
const autoIdGetter = !schema.paths['id'] &&
schema.paths['_id'] &&
schema.options.id;
if (!autoIdGetter) {
return schema;
}
if (schema.aliases && schema.aliases.id) {
return schema;
}
schema.virtual('id').get(idGetter);
schema.virtual('id').set(idSetter);
return schema;
};
/**
* Returns this documents _id cast to a string.
* @api private
*/
function idGetter() {
if (this._id != null) {
return String(this._id);
}
return null;
}
/**
*
* @param {String} v the id to set
* @api private
*/
function idSetter(v) {
this._id = v;
return v;
}