code: function(type, filter, tabs) {
  			if (isType(type)) {
  				return JSON.stringify(parse(type), filter, tabs);
  			} else {
  				throw new TypeError("Expected edb.Object|edb.Array");
  			}
  		}
docs: Serialize type.
  @param {edb.Object|edb.Array} type
  @param @optional {function} filter
  @param @optional {String|number} tabs
  @returns {String}