Nagesh #42
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Nagesh #42
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| //SPDX-License-Identifier: Unlicense | |||
| pragma solidity ^0.8.4; | |||
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| // Smart Contract to deposit and withdraw | |||
| contract Vault1 { | |||
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We need to make these transactions (deposit and withdraw) using ERC20 tokens
| _mint(msg.sender, _amount); | ||
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| //fire event | ||
| emit Mint(msg.sender, _amount); |
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_mint already emits an event indicating a mint - https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC20/ERC20.sol#L267
| _burn(msg.sender,_amount); | ||
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| //fire event | ||
| emit Burn(msg.sender, _amount); |
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_burn also emits an event indicating a burn - https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC20/ERC20.sol#L295
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Added Smart Contract logic in Vault1 and Vault2. Created Unit Tests and tested all the changes made in the Smart Contract code