22 lines
869 B
Plaintext
22 lines
869 B
Plaintext
pub fn add_liquidity(token_a: Address, token_b: Address, amount_a: u256, amount_b: u256) -> bool {
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require(!token_a.is_zero(), "Invalid token A");
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require(!token_b.is_zero(), "Invalid token B");
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require(amount_a > 0, "Amount A must be positive");
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require(amount_b > 0, "Amount B must be positive");
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return true;
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}
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pub fn remove_liquidity(token_a: Address, token_b: Address, liquidity: u256) -> bool {
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require(!token_a.is_zero(), "Invalid token A");
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require(!token_b.is_zero(), "Invalid token B");
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require(liquidity > 0, "Liquidity must be positive");
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return true;
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}
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pub fn swap(token_in: Address, token_out: Address, amount_in: u256) -> u256 {
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require(!token_in.is_zero(), "Invalid input token");
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require(!token_out.is_zero(), "Invalid output token");
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require(amount_in > 0, "Amount must be positive");
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return 0;
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}
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