Make GameState more read-only
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GameState is meant to be an immutable structure and GameBoard is very, very mutable
Fayti1703
added
correctness
Fayti1703
commented
Jan 7, 2025
| public readonly struct GameState { | ||
| public readonly int turnCounter; | ||
| public readonly GameBoard board; | ||
| public readonly IReadOnlyList<IEnumerable<Card>> board; |
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This should probably be an IReadOnlyList<IReadOnlyList<Card>> instead. Question is whether serialization overhead from CardList <-> ImmutableList<Card> is going to be a problem (I'd hope no).
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| } | ||
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| public CardList(IList<Card> cards) { |
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This can be weakened to ICollection<Card> (possibly outside this branch) to allow ImmutableList<Card>-to-CardList conversions.
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TODO: Figure out why we didn't do this earlier. CreateListFromCollection is basically the constructor minus the FAIL_FAST_INVALID checks.
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Currently, you can inadvertently modify a
GameStateby messing with itsGameBoard.GameStateis meant to be an immutable snapshot of a game state, so this is problematic.Includes some other refactoring that may be pulled in separately.