Design Patterns MCP Server

{ "id": "erc721-enumerable", "name": "ERC-721 Enumerable", "category": "NFT", "description": "Full on-chain enumeration of tokens", "when_to_use": "Portfolio displays, marketplace listings, on-chain queries", "benefits": "Full enumeration capability, query all tokens", "drawbacks": "Significantly higher gas (+30-50%), storage overhead", "use_cases": "Token galleries, ownership tracking, full enumeration", "complexity": "Medium", "tags": [ "nft", "erc721", "enumerable", "on-chain", "tracking" ], "examples": { "solidity": { "language": "solidity", "code": "// ERC-721 Enumerable\nimport \"@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol\";\n\ncontract NFT is ERC721Enumerable {\n function tokensOfOwner(address owner) external view returns (uint256[] memory) {\n uint256 count = balanceOf(owner);\n uint256[] memory ids = new uint256[](count);\n for (uint256 i = 0; i < count; i++) {\n ids[i] = tokenOfOwnerByIndex(owner, i);\n }\n return ids;\n }\n}" } } }