// SPDX-License-Identifier: UNLICENSED
pragma solidity 0.7.4;

import {RAY, add, sub, mul} from "./DSMath.sol";

    function _stringToBytes32(string memory str)
    pure
    returns (bytes32 result)
    {
        require(bytes(str).length != 0, "string-empty");
        assembly {
            result := mload(add(str, 32))
        }
    }

    function _convertTo18(uint256 _dec, uint256 _amt)
    pure returns (uint256 amt) {
        amt = mul(_amt, 10**(18 - _dec));
    }