code: function(view_config, label) {
  
  		if (Lava.schema.DEBUG && !Lava.VALID_LABEL_REGEX.test(label)) Lava.t("Malformed view label");
  		if (Lava.schema.DEBUG && this._reserved_labels.indexOf(label) != -1) Lava.t("Label name is reserved: " + label);
  		view_config.label = label;
  
  	}
docs: Check {@link _cView#label} for validity before assignment
  @param {_cView} view_config
  @param {string} label