estein9825

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import {ArbSys} from "./vendor/@arbitrum/nitro-contracts/src/precompiles/ArbSys.sol";
import {ArbGasInfo} from "./vendor/@arbitrum/nitro-contracts/src/precompiles/ArbGasInfo.sol";
import {OVM_GasPriceOracle} from "./vendor/@eth-optimism/contracts/v0.8.6/contracts/L2/predeploys/OVM_GasPriceOracle.sol";

/// @dev A library that abstracts out opcodes that behave differently across chains.
/// @dev The methods below return values that are pertinent to the given chain.
/// @dev For instance, ChainSpecificUtil.getBlockNumber() returns L2 block number in L2 chains

estein9825

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import {ArbSys} from "./vendor/@arbitrum/nitro-contracts/src/precompiles/ArbSys.sol";
import {ArbGasInfo} from "./vendor/@arbitrum/nitro-contracts/src/precompiles/ArbGasInfo.sol";
import {OVM_GasPriceOracle} from "./vendor/@eth-optimism/contracts/v0.8.6/contracts/L2/predeploys/OVM_GasPriceOracle.sol";

/// @dev A library that abstracts out opcodes that behave differently across chains.
/// @dev The methods below return values that are pertinent to the given chain.
/// @dev For instance, ChainSpecificUtil.getBlockNumber() returns L2 block number in L2 chains

estein9825

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import {ArbSys} from "./vendor/@arbitrum/nitro-contracts/src/precompiles/ArbSys.sol";
import {ArbGasInfo} from "./vendor/@arbitrum/nitro-contracts/src/precompiles/ArbGasInfo.sol";
import {OVM_GasPriceOracle} from "./vendor/@eth-optimism/contracts/v0.8.6/contracts/L2/predeploys/OVM_GasPriceOracle.sol";

/// @dev A library that abstracts out opcodes that behave differently across chains.
/// @dev The methods below return values that are pertinent to the given chain.
/// @dev For instance, ChainSpecificUtil.getBlockNumber() returns L2 block number in L2 chains

estein9825

// SPDX-License-Identifier: MIT
pragma solidity 0.8.20;

// Courtesy of https://gist.github.com/ottodevs/c43d0a8b4b891ac2da675f825b1d1dbf?permalink_comment_id=4976821#gistcomment-4976821
library StringToLower {

    function copyBytes(bytes memory _bytes) private pure returns (bytes memory) {
        bytes memory copy = new bytes(_bytes.length);
        uint256 max = _bytes.length + 31;
        for (uint256 i=32; i<=max; i+=32)

estein9825

// SPDX-License-Identifier: MIT
pragma solidity 0.8.20;

import "@openzeppelin/contracts/utils/Strings.sol";
import "./HelperLibraries.sol";
import "https://github.com/estein9825/DateUtils/src/DateUtils.sol";

contract Forecast {
    mapping(bytes32=>string) private forecast;

estein9825

Keybase proof

I hereby claim:

• I am estein9825 on github.
• I am ethan_fama (https://keybase.io/ethan_fama) on keybase.
• I have a public key ASDSxLQ3rY4g6qZjrGthAEnKUM-wQnU6fsNoe89SRxMM_wo

To claim this, I am signing this object: