Document.prototype.validate()

Parameters

• [pathsToValidate] «Array|String» list of paths to validate. If set, Mongoose will validate only the modified paths that are in the given list.

• [options] «Object» internal options

• [options.validateModifiedOnly=false] «Boolean» if true mongoose validates only modified paths.

• [callback] «Function» optional callback called after validation completes, passing an error if one occurred

Returns:

• «Promise» Promise

Executes registered validation rules for this document.

Note:

This method is called pre save and if a validation rule is violated, save is aborted and the error is returned to your callback.

Example:

doc.validate(function (err) {
  if (err) handleError(err);
  else // validation passed
});