Refused Bequest

refused_bequest.js

/*********************************************************************/
abstract class Animal {
    public abstract caminar(): any;
    public abstract maullar(): any;
    public abstract ladrar(): any;
}

class Gato extends Animal {
    public caminar() {
        console.log('Caminando')
    }
    public maullar() {
        console.log('Miau')
    }
    public ladrar(): any {
        throw new Error('Method not implemented.')
    };
}

class Perro extends Animal {
    public caminar() {
        console.log('Caminando')
    }
    public maullar() {
        throw new Error('Method not implemented.')
    }
    public ladrar(): any {
        console.log('Guau')
    };
}


abstract class Animal3 {
    public abstract caminar(): any;
}

class Gato3 extends Animal3 {
    public caminar() {
        console.log('Caminando')
    }
    public maullar() {
        console.log('Miau')
    }
}

class Perro3 extends Animal3 {
    public caminar() {
        console.log('Caminando')
    }
    public ladrar(): any {
        console.log('Guau')
    };
}

/*********************************************************************/


/*********************************************************************/

class Perro2 {
    public correr() { 
       console.log('Corriendo')
     }
    public ladrar() { 
       console.log('Guau')
     }
}

class Gato2 {
    public correr() { 
       console.log('Corriendo')
     }
    public maullar() { 
       console.log('Miau')
     }
}

abstract class Animal2 {
   public abstract correr(): any;
}

class Gato22 extends Animal2 {
   public correr() {
       console.log('Corriendo')
   }
   
   public maullar() {
       console.log('Miau')
   }
}

class Perro22 extends Animal2 {
   public correr() {
       console.log('Corriendo')
   }
   
   public ladrar() {
       console.log('Guau')
   }
}
/*********************************************************************/

class Animal4 {
    public maullar(): any { return 'Miau' };
    public ladrar(): any { return 'Guau' };
}

class Perro4 {
    public ladrar(): any {
        const perro: Animal4 = new Animal4();
        return perro.ladrar();
    }
}

class Gato4 {
    public maullar(): any {
        const gato: Animal4 = new Animal4();
        return gato.maullar();
    }
}

const perro4: Perro4 = new Perro4();
console.log(perro4.ladrar())

const gato4: Gato4 = new Gato4();
console.log(gato4.maullar())
/*********************************************************************/