1
// Represents a type of video game
2
enum
 GameType 
{
3
  
ACTION
 
=
 
"action"
,
4
  
ADVENTURE
 
=
 
"adventure"
,
5
  
RPG
 
=
 
"rpg"
6
}
7

8
// Represents a video game
9
type
 
Game
 
=
 
{
10
  name
:
 
string
;
11
  type
:
 GameType
;
12
}
;
13

14
// Examples of video games
15
const
 
GAME_CYBER
:
 Game 
=
 
{
 name
:
 
"Cyberpunk 2077"
,
 type
:
 GameType
.
ACTION
 
}
;
16
const
 
GAME_ZELDA
:
 Game 
=
 
{
 name
:
 
"Legend of Zelda"
,
 type
:
 GameType
.
ADVENTURE
 
}
;
17
const
 
GAME_ELDEN
:
 Game 
=
 
{
 name
:
 
"Elden Ring"
,
 type
:
 GameType
.
RPG
 
}
;
18

19
// Determines if the given game is an adventure game
20
function
 
isAdventureGame
(
game
:
 Game
)
:
 
boolean
 
{
21
  
return
 game
.
type 
===
 GameType
.
ADVENTURE
;
22
}
23

24
console
.
log
(
isAdventureGame
(
GAME_CYBER
)
)
;
 
// false
25
console
.
log
(
isAdventureGame
(
GAME_ZELDA
)
)
;
 
// true
26
console
.
log
(
isAdventureGame
(
GAME_ELDEN
)
)
;
 
// false

1
false
2
true
3
false