Need help with consumable.$cpp$

#ifndef CONSUMABLE$\_$H$\_$INCLUDED

#define CONSUMABLE$\_$H$\_$INCLUDED

#include "Item.h$"$

$/**$

$*$ This class represents one Consumable Item$--$as found in most video games.

$*$ This includes food.

$*$

$*$ Consumable Items must be stackable.

$*/$

class Consumable : public Item $\{$

private:

protected:

$/**$

$*$ The effect recieved by using the Item.

$*/$

std::string effect;

$/**$

$*$ Number of time this Item can be used.

$*/$

int uses;

public:

$/**$

$*$ Default to a Comsumable Item with an empty name

$*/$

Consumable$()$;

$//$ Big$-3$

Consumable$($const Consumable& src$)=$ default;

~Consumable$()=$ default;

Consumable& operator$=($Consumable& rhs$)=$ default;

$/**$

$*$ Retrieve effect

$*/$

std::string getEffect$()$ const;

$/**$

$*$ Set effect

$*/$

void setEffect$($std::string effect$)$;

$/**$

$*$ Retrieve number of uses

$*/$

int getNumberOfUses$()$ const;

$/**$

$*$ Set number of uses

$*/$

void setNumberOfUses$($int u$)$;

$/**$

$*$ Print the Consumable Item

$*/$

void display$($std::ostream& outs$)$ const override;

$/**$

$*$ Read Consumable Item attributes from an input stream

$*/$

void read$($std::istream& ins$)$ override;

bool isStackable$()$ const override;

$/**$

$*$ Clone$--$i$.$e$.,$ copy$--$this Consumable Item

$*/$

Item$*$ clone$()$ const override;

$\}$;

$//------------------------------------------------------------------------------$

inline

std::string Consumable::getEffect$()$ const

$\{$

return this$->$effect;

$\}$

$//------------------------------------------------------------------------------$

inline

void Consumable::setEffect$($std::string effect$)$

$\{$

this$->$effect $=$ effect;

$\}$

$//------------------------------------------------------------------------------$

inline

int Consumable::getNumberOfUses$()$ const

$\{$

return this$->$uses;

$\}$

$//------------------------------------------------------------------------------$

inline

void Consumable::setNumberOfUses$($int u$)$

$\{$

this$->$uses $=$ u;

$\}$

#endif