/*------------- IOC控制反转  DI依赖注入  ---------------*/
class A {
    name: string
    constructor(name:string) {
        this.name = name;
    }
}
class B {
    name: string
    constructor(name:string) {
        this.name = name;
    }
}
class Container {
    mo: object
    constructor() {
        this.mo = {}
    }
    provide(key:string,mo:any){
        this.mo[key]=mo;
    }
    get(key:string){
        return this.mo[key];
    }
}
const mo = new Container()
mo.provide('a', new A('aaaaa'))
mo.provide('b', new B('bbbbb'))
class C {
    a:any
    b:any
    constructor(){
        this.a = mo.get('a')
        this.b = mo.get('b')
    }
    get():string{
        return this.a.name + '+' + this.b.name
    }
}
const c = new C()
console.log(c.get())