{ "fileName": "IERC721Metadata.sol", "contractName": "IERC721Metadata", "source": "// SPDX-License-Identifier: MIT\n\npragma solidity ^0.7.0;\n\nimport \"./IERC721.sol\";\n\n/**\n * @title ERC-721 Non-Fungible Token Standard, optional metadata extension\n * @dev See https://eips.ethereum.org/EIPS/eip-721\n */\ninterface IERC721Metadata is IERC721 {\n\n /**\n * @dev Returns the token collection name.\n */\n function name() external view returns (string memory);\n\n /**\n * @dev Returns the token collection symbol.\n */\n function symbol() external view returns (string memory);\n\n /**\n * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.\n */\n function tokenURI(uint256 tokenId) external view returns (string memory);\n}\n", "sourcePath": "contracts/token/ERC721/IERC721Metadata.sol", "sourceMap": "", "deployedSourceMap": "", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "owner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "approved", "type": "address" }, { "indexed": true, "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "owner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": false, "internalType": "bool", "name": "approved", "type": "bool" } ], "name": "ApprovalForAll", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "from", "type": "address" }, { "indexed": true, "internalType": "address", "name": "to", "type": "address" }, { "indexed": true, "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "inputs": [ { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "approve", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "owner", "type": "address" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "balance", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "getApproved", "outputs": [ { "internalType": "address", "name": "operator", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "owner", "type": "address" }, { "internalType": "address", "name": "operator", "type": "address" } ], "name": "isApprovedForAll", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "name", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "ownerOf", "outputs": [ { "internalType": "address", "name": "owner", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "safeTransferFrom", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "tokenId", "type": "uint256" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "safeTransferFrom", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "operator", "type": "address" }, { "internalType": "bool", "name": "_approved", "type": "bool" } ], "name": "setApprovalForAll", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes4", "name": "interfaceId", "type": "bytes4" } ], "name": "supportsInterface", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "symbol", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "tokenURI", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "name": "transferFrom", "outputs": [], "stateMutability": "nonpayable", "type": "function" } ], "ast": { "absolutePath": "contracts/token/ERC721/IERC721Metadata.sol", "exportedSymbols": { "IERC721Metadata": [ 11299 ] }, "id": 11300, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 11274, "literals": [ "solidity", "^", "0.7", ".0" ], "nodeType": "PragmaDirective", "src": "33:23:98" }, { "absolutePath": "contracts/token/ERC721/IERC721.sol", "file": "./IERC721.sol", "id": 11275, "nodeType": "ImportDirective", "scope": 11300, "sourceUnit": 11242, "src": "58:23:98", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 11277, "name": "IERC721", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 11241, "src": "246:7:98", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC721_$11241", "typeString": "contract IERC721" } }, "id": 11278, "nodeType": "InheritanceSpecifier", "src": "246:7:98" } ], "contractDependencies": [ 2048, 11241 ], "contractKind": "interface", "documentation": { "id": 11276, "nodeType": "StructuredDocumentation", "src": "83:133:98", "text": " @title ERC-721 Non-Fungible Token Standard, optional metadata extension\n @dev See https://eips.ethereum.org/EIPS/eip-721" }, "fullyImplemented": false, "id": 11299, "linearizedBaseContracts": [ 11299, 11241, 2048 ], "name": "IERC721Metadata", "nodeType": "ContractDefinition", "nodes": [ { "body": null, "documentation": { "id": 11279, "nodeType": "StructuredDocumentation", "src": "261:58:98", "text": " @dev Returns the token collection name." }, "functionSelector": "06fdde03", "id": 11284, "implemented": false, "kind": "function", "modifiers": [], "name": "name", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 11280, "nodeType": "ParameterList", "parameters": [], "src": "337:2:98" }, "returnParameters": { "id": 11283, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 11282, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 11284, "src": "363:13:98", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 11281, "name": "string", "nodeType": "ElementaryTypeName", "src": "363:6:98", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" } ], "src": "362:15:98" }, "scope": 11299, "src": "324:54:98", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 11285, "nodeType": "StructuredDocumentation", "src": "384:60:98", "text": " @dev Returns the token collection symbol." }, "functionSelector": "95d89b41", "id": 11290, "implemented": false, "kind": "function", "modifiers": [], "name": "symbol", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 11286, "nodeType": "ParameterList", "parameters": [], "src": "464:2:98" }, "returnParameters": { "id": 11289, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 11288, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 11290, "src": "490:13:98", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 11287, "name": "string", "nodeType": "ElementaryTypeName", "src": "490:6:98", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" } ], "src": "489:15:98" }, "scope": 11299, "src": "449:56:98", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 11291, "nodeType": "StructuredDocumentation", "src": "511:90:98", "text": " @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token." }, "functionSelector": "c87b56dd", "id": 11298, "implemented": false, "kind": "function", "modifiers": [], "name": "tokenURI", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 11294, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 11293, "mutability": "mutable", "name": "tokenId", "nodeType": "VariableDeclaration", "overrides": null, "scope": 11298, "src": "624:15:98", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 11292, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "624:7:98", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "623:17:98" }, "returnParameters": { "id": 11297, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 11296, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 11298, "src": "664:13:98", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 11295, "name": "string", "nodeType": "ElementaryTypeName", "src": "664:6:98", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" } ], "src": "663:15:98" }, "scope": 11299, "src": "606:73:98", "stateMutability": "view", "virtual": false, "visibility": "external" } ], "scope": 11300, "src": "217:464:98" } ], "src": "33:649:98" }, "bytecode": "0x", "deployedBytecode": "0x", "compiler": { "name": "solc", "version": "0.7.0+commit.9e61f92b.Emscripten.clang", "optimizer": { "enabled": false, "runs": 200 }, "evmVersion": "petersburg" } }