https://github.com/yearn/itoken

yToken wrappers for automated investment strategy tokenization
https://github.com/yearn/itoken

defi erc20 solidity

Last synced: 8 days ago
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yToken wrappers for automated investment strategy tokenization

• Host: GitHub
• URL: https://github.com/yearn/itoken
• Owner: yearn
• License: mit
• Created: 2020-01-25T22:44:32.000Z (almost 5 years ago)
• Default Branch: master
• Last Pushed: 2022-08-14T00:30:37.000Z (about 2 years ago)
• Last Synced: 2023-03-03T19:34:47.650Z (over 1 year ago)
• Topics: defi, erc20, solidity
• Language: JavaScript
• Homepage: https://docs.iearn.finance
• Size: 43.1 MB
• Stars: 71
• Watchers: 14
• Forks: 89
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# Documentation

[iearn.finance](https://docs.iearn.finance)

# Smart Contract Interface

| Contract | ABI | Address |

| -- | -- | -- |

| iEther | [JSON](https://github.com/iearn-finance/itoken/blob/master/build/contracts/IEther.json) | [0x9Dde7cdd09dbed542fC422d18d89A589fA9fD4C0](https://etherscan.io/address/0x9dde7cdd09dbed542fc422d18d89a589fa9fd4c0#code) |

## iToken Interface

{% tabs %}

{% tab title="IIEther.sol" %}

```javascript

// Solidity Interface

interface IIEther {

  // Invest ETH

  function invest() external payable;

  function calcPoolValueInETH() external view returns (uint);

  function getPricePerFullShare() external view returns (uint);

  // Redeem any invested tokens from the pool

  function redeem(uint256 _shares) external;

}

```

{% endtab %}

{% endtabs %}

## ERC20 Token Interface

{% tabs %}

{% tab title="TokenInterface.sol" %}

```javascript

// https://theethereum.wiki/w/index.php/ERC20_Token_Standard

contract ERC20Interface {

    function totalSupply() public view returns (uint);

    function balanceOf(address tokenOwner) public view returns (uint balance);

    function allowance(address tokenOwner, address spender) public view returns (uint remaining);

    function transfer(address to, uint tokens) public returns (bool success);

    function approve(address spender, uint tokens) public returns (bool success);

    function transferFrom(address from, address to, uint tokens) public returns (bool success);

    // optional

    function name() external view returns (string);

    function symbol() external view returns (string);

    function decimals() external view returns (string);

    event Transfer(address indexed from, address indexed to, uint tokens);

    event Approval(address indexed tokenOwner, address indexed spender, uint tokens);

}

```

{% endtab %}

{% endtabs %}