Initial commit

src/card_game.rs

@@ -0,0 +1,39 @@
+// TODO: pub struct ValidInstruction<I>(I);
+pub trait Game {
+	type Instruction;
+	fn enumerate_instructions(&self) -> impl Iterator<Item = Self::Instruction>;
+	fn validate_instruction(&self, instruction: Self::Instruction) -> bool;
+	fn process_instruction(&mut self, instruction: Self::Instruction);
+}
+
+pub struct Card(u8);
+pub struct CardValue(deranged::RangedU8<1, 13>);
+pub enum Suit {
+	Spades,
+	Hearts,
+	Clubs,
+	Diamonds,
+}
+
+pub struct Stack(Vec<Card>);
+
+pub struct Session<G: Game> {
+	state: G,
+	history: Vec<G::Instruction>,
+}
+impl<G: Game> Game for Session<G>
+where
+	G::Instruction: Clone,
+{
+	type Instruction = G::Instruction;
+	fn enumerate_instructions(&self) -> impl Iterator<Item = Self::Instruction> {
+		self.state.enumerate_instructions()
+	}
+	fn validate_instruction(&self, instruction: Self::Instruction) -> bool {
+		self.state.validate_instruction(instruction)
+	}
+	fn process_instruction(&mut self, instruction: Self::Instruction) {
+		self.history.push(instruction.clone());
+		self.state.process_instruction(instruction);
+	}
+}