-
import { Injectable } from '@angular/core';
+export type InternalStateType = {
+ [key: string]: any
+};
+
@Injectable()
export class AppState {
- _state = { };
- constructor() { ; }
+ public _state: InternalStateType = { };
// already return a clone of the current state
- get state() {
+ public get state() {
return this._state = this._clone(this._state);
}
// never allow mutation
- set state(value) {
+ public set state(value) {
throw new Error('do not mutate the `.state` directly');
}
-
- get(prop?: any) {
+ public get(prop?: any) {
// use our state getter for the clone
const state = this.state;
return state.hasOwnProperty(prop) ? state[prop] : state;
}
- set(prop: string, value: any) {
+ public set(prop: string, value: any) {
// internally mutate our state
return this._state[prop] = value;
}
-
- _clone(object) {
+ private _clone(object: InternalStateType) {
// simple object clone
return JSON.parse(JSON.stringify( object ));
}