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MockSafeMath.sol
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MockSafeMath.sol
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// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.0;
import "openzeppelin-contracts/contracts/utils/math/SafeMath.sol";
contract MockSafeMath {
using SafeMath for uint;
function tryAdd(uint a, uint b) external pure returns (bool, uint) {
return a.tryAdd(b);
}
function trySub(uint a, uint b) external pure returns (bool, uint) {
return a.trySub(b);
}
function tryMul(uint a, uint b) external pure returns (bool, uint) {
return a.tryMul(b);
}
function tryDiv(uint a, uint b) external pure returns (bool, uint) {
return a.tryDiv(b);
}
function tryMod(uint a, uint b) external pure returns (bool, uint) {
return a.tryMod(b);
}
function add(uint a, uint b) external pure returns (uint){
return a.add(b);
}
function sub(uint a, uint b) external pure returns (uint) {
return a.sub(b);
}
function mul(uint a, uint b) external pure returns (uint){
return a.mul(b);
}
function div(uint a, uint b) external pure returns (uint) {
return a.div(b);
}
function mod(uint a, uint b) external pure returns (uint) {
return a.mod(b);
}
function sub(
uint a,
uint b,
string memory errorMessage
) external pure returns (uint){
return a.sub(b, errorMessage);
}
function div(
uint a,
uint b,
string memory errorMessage
) external pure returns (uint) {
return a.div(b, errorMessage);
}
function mod(
uint a,
uint b,
string memory errorMessage
) external pure returns (uint) {
return a.mod(b, errorMessage);
}
}