Migrate contracts to Solidity 0.7 (#2319)

* Update contract pragmas to solidity 0.7

* Remove internal declaration on constructors

* Reference SafeMath explicitely

* Remove public constructor declaration from abstract contracts

* Remove public constructor declaration from non-abstract contracts
This commit is contained in:
Elena Gesheva
2020-07-30 00:11:32 +03:00
committed by GitHub
parent 09014f90f9
commit 04fc35707d
125 changed files with 194 additions and 193 deletions

View File

@ -1,6 +1,6 @@
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.0;
pragma solidity ^0.7.0;
import "../token/ERC721/IERC721Receiver.sol";
@ -10,7 +10,7 @@ contract ERC721ReceiverMock is IERC721Receiver {
event Received(address operator, address from, uint256 tokenId, bytes data, uint256 gas);
constructor (bytes4 retval, bool reverts) public {
constructor (bytes4 retval, bool reverts) {
_retval = retval;
_reverts = reverts;
}