fix parent class

src/models/options.ts

@@ -99,9 +99,8 @@ export const CORE_DEFAULT_OPTIONS: Options = {
 
 export class CoreOptions<O extends Options> {
   _options: O;
-  protected podDefaults?: Partial<O>;
 
-  constructor(options: O) {
+  constructor(options: O, private _podDefaults?: Partial<O>) {
     this.setOptions(options);
   }
 
@@ -115,7 +114,7 @@ export class CoreOptions<O extends Options> {
 
   // this getter can be overrited in Pod
   protected getDefaults(): Partial<O> {
-    return lodashDefaultsDeep(this.podDefaults, CORE_DEFAULT_OPTIONS);
+    return lodashDefaultsDeep(this._podDefaults, CORE_DEFAULT_OPTIONS);
   }
 
   get allOptions(): O {

src/models/series.ts

@@ -27,9 +27,8 @@ export const CORE_SERIE_DEFAULTS = {
 
 export class CoreSeries<T extends Serie> {
   _series: Array<T> = [];
-  protected podDefaults?: Partial<T>;
 
-  constructor(series: T[]) {
+  constructor(series: T[], private _podDefaults?: Partial<T>) {
     this.setSeries(series);
   }
 
@@ -60,7 +59,7 @@ export class CoreSeries<T extends Serie> {
 
   // this getter can be overrited in Pod
   protected getDefaults(): Partial<T> {
-    return lodashDefaultsDeep(this.podDefaults, CORE_SERIE_DEFAULTS);
+    return lodashDefaultsDeep(this._podDefaults, CORE_SERIE_DEFAULTS);
   }
 
   private _isSerieEmpty(serie: T): boolean {