lifeto-shop/src/lib/storage.ts

//class helper {
//  Revive<T>(t:string, _type:string):string {
//    return t
//  }
//  Revive<T>(t:string, _type:string[]):string[]{
//    return t.split(",")
//  }
//  Revive<T>(t:string, _type:number):number {
//    return Number(t)
//  }
//  Revive<T>(t:string, _type:number[]):number[]{
//    return t.split(",").map(Number)
//  }
//}

import { ColumnSet } from "./table"

export const ARRAY_SEPERATOR = ","

let as =  ARRAY_SEPERATOR




export interface Reviver<T> {
  Murder(t:T):string
  Revive(s:string):T
}

export const StoreStr= {
  Murder: (s:string):string=>s,
  Revive: (s:string):string=>s
}

export const StoreNum = {
  Murder: (s:number):string=>s.toString(),
  Revive: (s:string):number=>Number(s)
}

export const StoreStrSet = {
  Murder: (s:Set<string>):string=>Array.from(s).join(as),
  Revive: (s:string):Set<string>=>new Set(s.split(as))
}

export const StoreColSet = {
  Murder: (s:ColumnSet):string=>Array.from(s).join(as),
  Revive: (s:string):ColumnSet=>new ColumnSet(s.split(as))
}