Function Document

lib/document.js:81–201

* The core Mongoose document constructor. You should not call this directly, * the Mongoose [Model constructor](./api/model.html#Model) calls this for you. * * @param {Object} obj the values to set * @param {Object} [fields] optional object containing the fields which were selected in the query

(obj, fields, skipId, options)

 */

function Document(obj, fields, skipId, options) {
  if (typeof skipId === 'object' && skipId != null) {
    options = skipId;
    skipId = options.skipId;
  }
  options = Object.assign({}, options);

  // Support `browserDocument.js` syntax
  if (this.$__schema == null) {
    const _schema = utils.isObject(fields) && !fields.instanceOfSchema ?
      new Schema(fields) :
      fields;
    this.$__setSchema(_schema);
    fields = skipId;
    skipId = options;
    options = arguments[4] || {};
  }

  this.$__ = new InternalCache();

  // Avoid setting `isNew` to `true`, because it is `true` by default
  if (options.isNew != null && options.isNew !== true) {
    this.$isNew = options.isNew;
  }

  if (options.priorDoc != null) {
    this.$__.priorDoc = options.priorDoc;
  }

  if (skipId) {
    this.$__.skipId = skipId;
  }

  if (obj != null && typeof obj !== 'object') {
    throw new ObjectParameterError(obj, 'obj', 'Document');
  }

  let defaults = true;
  if (options.defaults !== undefined) {
    this.$__.defaults = options.defaults;
    defaults = options.defaults;
  }

  const schema = this.$__schema;

  if (typeof fields === 'boolean' || fields === 'throw') {
    if (fields !== true) {
      this.$__.strictMode = fields;
    }
    fields = undefined;
  } else if (schema.options.strict !== true) {
    this.$__.strictMode = schema.options.strict;
  }

  const requiredPaths = schema.requiredPaths(true);
  for (const path of requiredPaths) {
    this.$__.activePaths.require(path);
  }