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dust/examples/clue_solver.ds

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all_cards = {
rooms = ['Library' 'Kitchen' 'Conservatory']
suspects = ['White' 'Green' 'Scarlett']
weapons = ['Rope' 'Lead_Pipe' 'Knife']
}
is_ready_to_solve = |cards <map>| <bool> {
((length cards:suspects) == 1)
&& ((length cards:rooms) == 1)
&& ((length cards:weapons) == 1)
}
take_turn = |opponent_card <str>, current_room <str>, cards <map>| <map> {
(remove_card opponent_card cards)
(make_guess current_room cards)
cards
}
remove_card = |opponent_card <str>, cards <map>| {
cards:rooms -= opponent_card
cards:suspects -= opponent_card
cards:weapons -= opponent_card
}
make_guess = |current_room <str>, cards <map>| {
if (is_ready_to_solve cards) {
(output 'It was '
+ cards:suspects:0
+ ' in the '
+ cards:rooms:0
+ ' with the '
+ cards:weapons:0
+ '!')
} else {
(output 'I accuse '
+ (random cards:suspects)
+ ' in the '
+ current_room
+ ' with the '
+ (random cards:weapons)
+ '!')
}
}
(take_turn 'Rope' 'Kitchen'
(take_turn 'Library' 'Kitchen'
(take_turn 'Conservatory' 'Kitchen'
(take_turn 'White' 'Kitchen'
(take_turn 'Green' 'Kitchen'
(take_turn 'Knife' 'Kitchen' all_cards))))))