Function SchemaArray

lib/schema/array.js:37–102

* Array SchemaType constructor * * @param {String} key * @param {SchemaType} cast * @param {Object} options * @inherits SchemaType * @api public

(key, cast, options, schemaOptions)

 */

function SchemaArray(key, cast, options, schemaOptions) {
  var typeKey = 'type';
  if (schemaOptions && schemaOptions.typeKey) {
    typeKey = schemaOptions.typeKey;
  }

  if (cast) {
    var castOptions = {};

    if (utils.getFunctionName(cast.constructor) === 'Object') {
      if (cast[typeKey]) {
        // support { type: Woot }
        castOptions = utils.clone(cast); // do not alter user arguments
        delete castOptions[typeKey];
        cast = cast[typeKey];
      } else {
        cast = Mixed;
      }
    }

    // support { type: 'String' }
    var name = typeof cast === 'string'
        ? cast
        : utils.getFunctionName(cast);

    var caster = name in Types
        ? Types[name]
        : cast;

    this.casterConstructor = caster;
    if (typeof caster === 'function' && !caster.$isArraySubdocument) {
      this.caster = new caster(null, castOptions);
    } else {
      this.caster = caster;
    }

    if (!(this.caster instanceof EmbeddedDoc)) {
      this.caster.path = key;
    }
  }

  this.$isMongooseArray = true;

  SchemaType.call(this, key, options, 'Array');

  var defaultArr;
  var fn;

  if (this.defaultValue != null) {
    defaultArr = this.defaultValue;
    fn = typeof defaultArr === 'function';
  }

  if (!('defaultValue' in this) || this.defaultValue !== void 0) {
    this.default(function() {
      var arr = [];
      if (fn) {
        arr = defaultArr();