Nick Mudge mudgen
mudgen
/ DiamondLoupeFacet.sol
Created
January 28, 2026 17:05
Best implementation of loupe functions
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| // SPDX-License-Identifier: MIT | |
| pragma solidity >=0.8.30; | |
| /* Compose | |
| * https://compose.diamonds | |
| */ | |
| /** | |
| * A loupe is a small magnifying glass used to look at diamonds. | |
| * These functions look at diamonds. |
mudgen
/ ERC20Diamond.sol
Last active
December 15, 2025 17:10
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| import "../DiamondMod.sol" as DiamondMod; | |
| contract ExampleDiamond { | |
| /** | |
| * @notice Struct to hold a facet address and its function selectors. | |
| * struct FacetFunctions { | |
| * address facet; | |
| * bytes4[] selectors; | |
| * } | |
| */ |
mudgen
/ DiamondInspectFacet.sol
Last active
December 19, 2025 15:18
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| // SPDX-License-Identifier: MIT | |
| pragma solidity >=0.8.31; | |
| contract DiamondInspectFacet { | |
| bytes32 constant DIAMOND_STORAGE_POSITION = keccak256("ercXXXX.diamond"); | |
| /** | |
| * @notice Data stored for each function selector. | |
| * @dev Facet address of function selector. |
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| // SPDX-License-Identifier: GPL-3.0-or-later | |
| pragma solidity 0.8.17; | |
| // Static Diamond | |
| // A static implementation of EIP-2535 Diamonds: https://eips.ethereum.org/EIPS/eip-2535 | |
| // This code was extraced from Pendle's deployed contracts here: | |
| // https://etherscan.io/address/0x0000000001e4ef00d069e71d6ba041b0a16f7ea0#code#F1#L1 | |
| // Blog article on the basics to implement EIP-2535 Diamonds here: |
mudgen
/ gist:1f3975c67281b7002c28246ecc2dc90f
Created
November 30, 2022 16:53
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| did:3:kjzl6cwe1jw1497jm1ckqomr59zuprfmyjqqsk4mayxovtmgynx89x2ktfsvk69 |
mudgen
/ extandable-inner-structs.sol
Last active
November 12, 2022 15:00
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| pragma solidity ^0.8.17; | |
| library LibPerson { | |
| uint256 private constant INNER_STRUCT = 0; | |
| struct Car { | |
| string brand; | |
| string model; | |
| } |
mudgen
/ library-manual-delegatecall
Created
September 24, 2022 11:09
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| // SPDX-License-Identifier: MIT | |
| pragma solidity ^0.8.17; | |
| struct Data { | |
| uint a; | |
| uint b; | |
| } | |
mudgen
/ AddSupportsInterfaceInConstructor.sol
Last active
March 4, 2022 21:30
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| // SPDX-License-Identifier: MIT | |
| pragma solidity 0.8.11; | |
| import { LibDiamond } from "../libraries/LibDiamond.sol"; | |
| import { IDiamondCut } from "../interfaces/IDiamondCut.sol"; | |
| import { IERC165 } from "../interfaces/IERC165.sol"; | |
| import { IERC721 } from "../interfaces/IERC721.sol"; | |
| contract Diamond { |
mudgen
/ TokenVesting.sol
Created
February 2, 2022 14:55
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| /** | |
| *Submitted for verification at polygonscan.com on 2021-06-13 | |
| */ | |
| pragma solidity 0.5.17; | |
| /* | |
| * @dev Provides information about the current execution context, including the | |
| * sender of the transaction and its data. While these are generally available |
mudgen
/ unoptimized.sol
Last active
January 25, 2022 16:45
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| // SPDX-License-Identifier: MIT | |
| pragma solidity 0.8.11; | |
| function doIt() external { | |
| uint256 length = myArray.length; // state read | |
| uint b; | |
| for(uint256 i; i < length; i++) { // local reads | |
| b++; // local write | |
| } | |
| mySum = b; // state write |
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