89835152ce
* switch to using Context internally
* add context import
* Add smoke test to make sure enabling GSN support works
* Update test/GSN/ERC721GSNRecipientMock.test.js
Co-Authored-By: Francisco Giordano <frangio.1@gmail.com>
* Upgrade truffle
* add missing awaits
* Revert "Upgrade truffle"
This reverts commit f9b0ba9019.
27 lines
811 B
Solidity
27 lines
811 B
Solidity
pragma solidity ^0.5.2;
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import "@openzeppelin/upgrades/contracts/Initializable.sol";
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import "../GSN/Context.sol";
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import "../token/ERC20/ERC20.sol";
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import "../token/ERC20/ERC20Detailed.sol";
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/**
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* @title SimpleToken
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* @dev Very simple ERC20 Token example, where all tokens are pre-assigned to the creator.
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* Note they can later distribute these tokens as they wish using `transfer` and other
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* `ERC20` functions.
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*/
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contract SimpleToken is Initializable, Context, ERC20, ERC20Detailed {
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/**
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* @dev Constructor that gives _msgSender() all of existing tokens.
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*/
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function initialize(address sender) public initializer {
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ERC20Detailed.initialize("SimpleToken", "SIM", 18);
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_mint(sender, 10000 * (10 ** uint256(decimals())));
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}
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uint256[50] private ______gap;
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}
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