typescript: model

 

 

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/**  * TypeScript 实体类 Model  * https://stackoverflow.com/questions/12827266/get-and-set-in-typescript  * https://github.com/Microsoft/TypeScript/wiki/Coding-guidelines  */ class UserInfo {     id!: number;     userName!: string;     email!: string;   }     /**    * 车辆实体类    */   class Car { //export       /**      * 序号      */     id!: number;     /**      * 座位      */     seats!: number;     /**      * 发动机      */     engine!: string;      /* constructor(id, seats,engine){         this.id = id;         this.seats = seats;         this.engine=engine;     }*/       /**      * 序号      * @returns  返回序号      */     public  getId(): number { //get         return this.id;     }       /**      * 座位数      * @returns 返回座位数      */     public  getSeats(): number { //get         return this.seats;     }     /**      * 发动机      * @returns 返回发动机型号名称      */     public  getEngine(): string { //get         return this.engine;     }     /**      * 设置座位数      * @param seats 输入数字座位数      */     public setSeats(seats: number) //set     {         this.seats=seats;     }     /**      * 设置发动机型号      * @param engine 输入型号名称      */     public setEngine(engine: string) //set     {         this.engine=engine;     }   }     /**  * 继承  */ class Motorcycle extends Car {    /*  id!: number;     seats!: number;     engine!: string;      constructor(id, seats,engine){         this.id = id;         this.seats = seats;         this.engine=engine;     }       public  getId(): number { //get         return this.id;     }       public  getSeats(): number { //get         return this.seats;     }       public  getEngine(): string { //get         return this.engine;     }       public setSeats(seats: number) //set     {         this.seats=seats;     }       public setEngine(engine: string) //set     {         this.engine=engine;     }*/   } /*   interface DuBuilder<Car>()     .id(1)     .setSeats("")     .setEngine("")     .build(); */   /**  * 接口  */ interface Builder {     /**      *      * @param seats      */     setSeats(seats: number): this;     /**      *      * @param engine      */     setEngine(engine: string): this;     }       /**  * 继承 Builder  */ export class CarBuilder implements Builder {       /**      * 车信息类      */     private car: Car;         /**      * 实例化      */     constructor() {       this.car = new Car();     }     /**      * 设置座位数      * @param seats 座位号      * @returns 返回座位号      */     public setSeats(seats: number): this {       //this.car.setSeats(seats);             this.car.setSeats(seats);       return this;     }     /**      * 设置发动机型号      * @param engine 发动机型号名称      * @returns      */     public setEngine(engine: string): this {       this.car.setEngine(engine);       return this;     }     /**      * 得到实体      * @returns 返回车信息类      */     public getResult(): Car {       return this.car;     }   }       class DuDirector {       public buildFerrari(): Car {       return new CarBuilder().setSeats(2).setEngine("V-12").getResult();     }         public buildToyota(): Car {       return new CarBuilder().setSeats(7).setEngine("V-6").getResult();     }         public buildHonda(): Motorcycle {       return new MotorcycleBuilder().setSeats(2).setEngine("V-4").getResult();     }         public buildYamaha(): Motorcycle {       return new MotorcycleBuilder().setSeats(1).setEngine("V-2").getResult();     }   }   /* */ class MotorcycleBuilder implements Builder {       private motorcycle: Motorcycle;         constructor() {       this.motorcycle = new Motorcycle();     }         public setSeats(seats: number): this {       this.motorcycle.setSeats(seats);       return this;     }         public setEngine(engine: string): this {       this.motorcycle.setEngine(engine);       return this;     }         public getResult(): Motorcycle {       return this.motorcycle;     }   }    /**/ const directorBu = new DuDirector(); directorBu.buildFerrari(); directorBu.buildToyota();   directorBu.buildHonda(); directorBu.buildYamaha();   const car = new CarBuilder().setSeats(2).setEngine("V-12").getResult();   const motorcycle = new MotorcycleBuilder()   .setSeats(2)   .setEngine("V-4")   .getResult();

　　

 

 

tsconfig.json

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{     "compilerOptions": {            "target": "ES5",       "module": "CommonJS",       "outDir": "./dist",       "rootDir": "./src",       "resolveJsonModule": true,       "composite": true,  // required on the dependency project for references to work https://github.com/microsoft/TypeScript/issues/30693       "sourceMap": true,       "strictPropertyInitialization": false       /*"emitDecoratorMetadata": false,       "experimentalDecorators": true,       "removeComments": false,       "strict": true,       "strictNullChecks": true,*/       //"declaration": false       /*       "strict": true,       "experimentalDecorators": true,       "useDefineForClassFields": false,       "skipLibCheck": true,       "forceConsistentCasingInFileNames": true,       "esModuleInterop": true,       "moduleResolution": "node",         // Tells TypeScript to read JS files, as normally they are ignored as source files         "allowJs": true,         // Generate d.ts files         "declaration": true,         // go to js file when using IDE functions like "Go to Definition" in VSCode         "declarationMap": true,          // This compiler run should only output d.ts files         "emitDeclarationOnly": true         "lib": [           "es2017",           "es2018"         ]*/       },     "includes": [     "src/**/*.ts",     "other-src/**/*.ts"     ],     "exclude":[       "rollup.config.js",       "test",       "dist",       "node_modules",     ],   }

　　

 

https://github.com/FreekPaans/PPPPayrollCaseStudy
https://github.com/bysoul/Payroll
https://github.com/GeekChao/Agile-Software-Development
https://www.typescriptlang.org/docs/handbook/modules.html
https://www.typescriptlang.org/docs/handbook/classes.html
https://www.koderhq.com/tutorial/typescript/get-set/
https://dev.to/jmalvarez/builder-pattern-in-typescript-3on0