Function: deposit(uint256 assets, address receiver)

This function is the primary entry point for users to supply FRXUSDT during the deposit window. It mints shares 1:1 after transferring the tokens into the vault.

Inputs

• assets

  • Control: N/A.

  • Constraints: Must be greater than zero and within the remaining cap (maxDeposit).

  • Impact: Determines the number of shares minted (1:1) and increases the total supply tracked by the vault.

• receiver

  • Control: N/A.

  • Constraints: Must be nonzero.

  • Impact: Receives freshly minted shares.

Branches and code coverage

Intended branches

• Shares are minted 1:1 with the deposited USDT.

  Test coverage

Negative behavior

• Calls outside Deposit mode and window revert.

  Negative test

Function call analysis

• SafeERC20.safeTransferFrom(IERC20(this.asset()), caller, address(this), assets)

  • What is controllable? The caller controls the number of FRXUSDT to deposit (assets) and the receiver (receiver).

  • If the return value is controllable, how is it used and how can it go wrong? N/A.

  • What happens if it reverts, reenters or does other unusual control flow? N/A.