upgrade to solidity 0.7.6 (#123)

ethersphere · Mar 26, 2021 · 0f0ef46 · 0f0ef46
1 parent d515641
commit 0f0ef46
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Showing 6 changed files with 10 additions and 10 deletions.
diff --git a/contracts/ERC20SimpleSwap.sol b/contracts/ERC20SimpleSwap.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: BSD-3-Clause
-pragma solidity =0.6.12;
+pragma solidity =0.7.6;
 import "@openzeppelin/contracts/math/SafeMath.sol";
 import "@openzeppelin/contracts/math/Math.sol";
 import "@openzeppelin/contracts/cryptography/ECDSA.sol";
@@ -241,7 +241,7 @@ contract ERC20SimpleSwap {
     require(decreaseAmount <= hardDeposit.amount, "SimpleSwap: hard deposit not sufficient");
     // if hardDeposit.timeout was never set, apply defaultHardDepositTimeout
     uint timeout = hardDeposit.timeout == 0 ? defaultHardDepositTimeout : hardDeposit.timeout;
-    hardDeposit.canBeDecreasedAt = now + timeout;
+    hardDeposit.canBeDecreasedAt = block.timestamp + timeout;
     hardDeposit.decreaseAmount = decreaseAmount;
     emit HardDepositDecreasePrepared(beneficiary, decreaseAmount);
   }
@@ -252,7 +252,7 @@ contract ERC20SimpleSwap {
   */
   function decreaseHardDeposit(address beneficiary) public {
     HardDeposit storage hardDeposit = hardDeposits[beneficiary];
-    require(now >= hardDeposit.canBeDecreasedAt && hardDeposit.canBeDecreasedAt != 0, "SimpleSwap: deposit not yet timed out");
+    require(block.timestamp >= hardDeposit.canBeDecreasedAt && hardDeposit.canBeDecreasedAt != 0, "SimpleSwap: deposit not yet timed out");
     /* this throws if decreaseAmount > amount */
     //TODO: if there is a cash-out in between prepareDecreaseHardDeposit and decreaseHardDeposit, decreaseHardDeposit will throw and reducing hard-deposits is impossible.
     hardDeposit.amount = hardDeposit.amount.sub(hardDeposit.decreaseAmount);

diff --git a/contracts/SimpleSwapFactory.sol b/contracts/SimpleSwapFactory.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: BSD-3-Clause
-pragma solidity =0.6.12;
+pragma solidity =0.7.6;
 import "./ERC20SimpleSwap.sol";
 import "@openzeppelin/contracts/proxy/Clones.sol";
 
@@ -21,7 +21,7 @@ contract SimpleSwapFactory {
   /* address of the code contract from which all chequebooks are cloned */
   address public master;
 
-  constructor(address _ERC20Address) public {
+  constructor(address _ERC20Address) {
     ERC20Address = _ERC20Address;
     ERC20SimpleSwap _master = new ERC20SimpleSwap();
     // set the issuer of the master contract to prevent misuse

diff --git a/contracts/TestToken.sol b/contracts/TestToken.sol
@@ -1,11 +1,11 @@
 // SPDX-License-Identifier: BSD-3-Clause
-pragma solidity ^0.6.12;
+pragma solidity =0.7.6;
 
 import "@openzeppelin/contracts/presets/ERC20PresetMinterPauser.sol";
 
 contract TestToken is ERC20PresetMinterPauser {
 
-  constructor() ERC20PresetMinterPauser("Test", "TST") public {    
+  constructor() ERC20PresetMinterPauser("Test", "TST") {
   }
 
 }
diff --git a/hardhat.config.js b/hardhat.config.js
@@ -15,7 +15,7 @@ const accounts = { mnemonic };
 
 // Config for hardhat.
 module.exports = {
-  solidity: { version: '0.6.12' },  
+  solidity: { version: '0.7.6' },  
   networks: {
     hardhat: {
       accounts,

diff --git a/package.json b/package.json
@@ -11,7 +11,7 @@
     "url": "https://github.com/ethersphere/swap-swear-and-swindle.git"
   },
   "dependencies": {
-    "@openzeppelin/contracts": "^3.4.1"
+    "@openzeppelin/contracts": "^3.4.1-solc-0.7-2"
   },
   "devDependencies": {
     "@nomiclabs/hardhat-truffle5": "^2.0.0",

diff --git a/yarn.lock b/yarn.lock
@@ -295,7 +295,7 @@
     find-up "^4.1.0"
     fs-extra "^8.1.0"
 
-"@openzeppelin/contracts@^3.4.1":
+"@openzeppelin/contracts@^3.4.1-solc-0.7-2":
   version "3.4.1"
   resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-3.4.1.tgz#03c891fec7f93be0ae44ed74e57a122a38732ce7"
   integrity sha512-cUriqMauq1ylzP2TxePNdPqkwI7Le3Annh4K9rrpvKfSBB/bdW+Iu1ihBaTIABTAAJ85LmKL5SSPPL9ry8d1gQ==