@ethsub/sol

{ "contractName": "IERC721Enumerable", "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": [ { "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": [ { "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" }, { "inputs": [], "name": "totalSupply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "owner", "type": "address" }, { "internalType": "uint256", "name": "index", "type": "uint256" } ], "name": "tokenOfOwnerByIndex", "outputs": [ { "internalType": "uint256", "name": "tokenId", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "index", "type": "uint256" } ], "name": "tokenByIndex", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.6.12+commit.27d51765\"},\"language\":\"Solidity\",\"output\":{\"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\":[{\"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\":[{\"internalType\":\"uint256\",\"name\":\"index\",\"type\":\"uint256\"}],\"name\":\"tokenByIndex\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"index\",\"type\":\"uint256\"}],\"name\":\"tokenOfOwnerByIndex\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenId\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"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\"}],\"devdoc\":{\"details\":\"See https://eips.ethereum.org/EIPS/eip-721\",\"kind\":\"dev\",\"methods\":{\"approve(address,uint256)\":{\"details\":\"Gives permission to `to` to transfer `tokenId` token to another account. The approval is cleared when the token is transferred. Only a single account can be approved at a time, so approving the zero address clears previous approvals. Requirements: - The caller must own the token or be an approved operator. - `tokenId` must exist. Emits an {Approval} event.\"},\"balanceOf(address)\":{\"details\":\"Returns the number of tokens in ``owner``'s account.\"},\"getApproved(uint256)\":{\"details\":\"Returns the account approved for `tokenId` token. Requirements: - `tokenId` must exist.\"},\"isApprovedForAll(address,address)\":{\"details\":\"Returns if the `operator` is allowed to manage all of the assets of `owner`. See {setApprovalForAll}\"},\"ownerOf(uint256)\":{\"details\":\"Returns the owner of the `tokenId` token. Requirements: - `tokenId` must exist.\"},\"safeTransferFrom(address,address,uint256)\":{\"details\":\"Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients are aware of the ERC721 protocol to prevent tokens from being forever locked. Requirements: - `from` cannot be the zero address. - `to` cannot be the zero address. - `tokenId` token must exist and be owned by `from`. - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. Emits a {Transfer} event.\"},\"safeTransferFrom(address,address,uint256,bytes)\":{\"details\":\"Safely transfers `tokenId` token from `from` to `to`. Requirements: - `from` cannot be the zero address. - `to` cannot be the zero address. - `tokenId` token must exist and be owned by `from`. - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. Emits a {Transfer} event.\"},\"setApprovalForAll(address,bool)\":{\"details\":\"Approve or remove `operator` as an operator for the caller. Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. Requirements: - The `operator` cannot be the caller. Emits an {ApprovalForAll} event.\"},\"supportsInterface(bytes4)\":{\"details\":\"Returns true if this contract implements the interface defined by `interfaceId`. See the corresponding https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] to learn more about how these ids are created. This function call must use less than 30 000 gas.\"},\"tokenByIndex(uint256)\":{\"details\":\"Returns a token ID at a given `index` of all the tokens stored by the contract. Use along with {totalSupply} to enumerate all tokens.\"},\"tokenOfOwnerByIndex(address,uint256)\":{\"details\":\"Returns a token ID owned by `owner` at a given `index` of its token list. Use along with {balanceOf} to enumerate all of ``owner``'s tokens.\"},\"totalSupply()\":{\"details\":\"Returns the total amount of tokens stored by the contract.\"},\"transferFrom(address,address,uint256)\":{\"details\":\"Transfers `tokenId` token from `from` to `to`. WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. Requirements: - `from` cannot be the zero address. - `to` cannot be the zero address. - `tokenId` token must be owned by `from`. - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. Emits a {Transfer} event.\"}},\"title\":\"ERC-721 Non-Fungible Token Standard, optional enumeration extension\",\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"@openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol\":\"IERC721Enumerable\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/introspection/IERC165.sol\":{\"keccak256\":\"0xf70bc25d981e4ec9673a995ad2995d5d493ea188d3d8f388bba9c227ce09fb82\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://bd970f51e3a77790c2f02b5b1759827c3b897c3d98c407b3631e8af32e3dc93c\",\"dweb:/ipfs/QmPF85Amgbqjk3SNZKsPCsqCw8JfwYEPMnnhvMJUyX58je\"]},\"@openzeppelin/contracts/token/ERC721/IERC721.sol\":{\"keccak256\":\"0x2d99a0deb6648c34fbc66d6ac4a2d64798d7a5321b45624f6736fadc63da1962\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://2dcdce5ede1e5e650d174ec0b35be7d47b6a50f30bc895ef0d9e59fb75052e45\",\"dweb:/ipfs/QmQ2XFsDLTYqfEdw7pYzHiGtFRY11yQm4b6ynYgKqDxeB8\"]},\"@openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol\":{\"keccak256\":\"0xe6bd1b1218338b6f9fe17776f48623b4ac3d8a40405f74a44bc23c00abe2ca13\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://0c354c3f6e9c487759aa7869be4fba68e0b2efc777b514d289c4cbd3ff8f7e1a\",\"dweb:/ipfs/QmdF9LcSYVmiUCL7JxLEYmSLrjga6zJsujfi6sgEJD4M1z\"]}},\"version\":1}", "bytecode": "0x", "deployedBytecode": "0x", "immutableReferences": {}, "sourceMap": "", "deployedSourceMap": "", "source": "// SPDX-License-Identifier: MIT\n\npragma solidity >=0.6.2 <0.8.0;\n\nimport \"./IERC721.sol\";\n\n/**\n * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension\n * @dev See https://eips.ethereum.org/EIPS/eip-721\n */\ninterface IERC721Enumerable is IERC721 {\n\n /**\n * @dev Returns the total amount of tokens stored by the contract.\n */\n function totalSupply() external view returns (uint256);\n\n /**\n * @dev Returns a token ID owned by `owner` at a given `index` of its token list.\n * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.\n */\n function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);\n\n /**\n * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.\n * Use along with {totalSupply} to enumerate all tokens.\n */\n function tokenByIndex(uint256 index) external view returns (uint256);\n}\n", "sourcePath": "@openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol", "ast": { "absolutePath": "@openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol", "exportedSymbols": { "IERC721Enumerable": [ 4477 ] }, "id": 4478, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 4448, "literals": [ "solidity", ">=", "0.6", ".2", "<", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "33:31:24" }, { "absolutePath": "@openzeppelin/contracts/token/ERC721/IERC721.sol", "file": "./IERC721.sol", "id": 4449, "nodeType": "ImportDirective", "scope": 4478, "sourceUnit": 4447, "src": "66:23:24", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 4451, "name": "IERC721", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 4446, "src": "259:7:24", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC721_$4446", "typeString": "contract IERC721" } }, "id": 4452, "nodeType": "InheritanceSpecifier", "src": "259:7:24" } ], "contractDependencies": [ 582, 4446 ], "contractKind": "interface", "documentation": { "id": 4450, "nodeType": "StructuredDocumentation", "src": "91:136:24", "text": " @title ERC-721 Non-Fungible Token Standard, optional enumeration extension\n @dev See https://eips.ethereum.org/EIPS/eip-721" }, "fullyImplemented": false, "id": 4477, "linearizedBaseContracts": [ 4477, 4446, 582 ], "name": "IERC721Enumerable", "nodeType": "ContractDefinition", "nodes": [ { "body": null, "documentation": { "id": 4453, "nodeType": "StructuredDocumentation", "src": "274:82:24", "text": " @dev Returns the total amount of tokens stored by the contract." }, "functionSelector": "18160ddd", "id": 4458, "implemented": false, "kind": "function", "modifiers": [], "name": "totalSupply", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 4454, "nodeType": "ParameterList", "parameters": [], "src": "381:2:24" }, "returnParameters": { "id": 4457, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4456, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4458, "src": "407:7:24", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4455, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "407:7:24", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "406:9:24" }, "scope": 4477, "src": "361:55:24", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 4459, "nodeType": "StructuredDocumentation", "src": "422:171:24", "text": " @dev Returns a token ID owned by `owner` at a given `index` of its token list.\n Use along with {balanceOf} to enumerate all of ``owner``'s tokens." }, "functionSelector": "2f745c59", "id": 4468, "implemented": false, "kind": "function", "modifiers": [], "name": "tokenOfOwnerByIndex", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 4464, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4461, "mutability": "mutable", "name": "owner", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4468, "src": "627:13:24", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 4460, "name": "address", "nodeType": "ElementaryTypeName", "src": "627:7:24", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 4463, "mutability": "mutable", "name": "index", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4468, "src": "642:13:24", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4462, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "642:7:24", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "626:30:24" }, "returnParameters": { "id": 4467, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4466, "mutability": "mutable", "name": "tokenId", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4468, "src": "680:15:24", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4465, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "680:7:24", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "679:17:24" }, "scope": 4477, "src": "598:99:24", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 4469, "nodeType": "StructuredDocumentation", "src": "703:164:24", "text": " @dev Returns a token ID at a given `index` of all the tokens stored by the contract.\n Use along with {totalSupply} to enumerate all tokens." }, "functionSelector": "4f6ccce7", "id": 4476, "implemented": false, "kind": "function", "modifiers": [], "name": "tokenByIndex", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 4472, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4471, "mutability": "mutable", "name": "index", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4476, "src": "894:13:24", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4470, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "894:7:24", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "893:15:24" }, "returnParameters": { "id": 4475, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4474, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 4476, "src": "932:7:24", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4473, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "932:7:24", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "931:9:24" }, "scope": 4477, "src": "872:69:24", "stateMutability": "view", "virtual": false, "visibility": "external" } ], "scope": 4478, "src": "228:715:24" } ], "src": "33:911:24" }, "legacyAST": { 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tokens stored by the contract.\n Use along with {totalSupply} to enumerate all tokens." }, "id": 4469, "name": "StructuredDocumentation", "src": "703:164:24" }, { "children": [ { "attributes": { "constant": false, "mutability": "mutable", "name": "index", "overrides": null, "scope": 4476, "stateVariable": false, "storageLocation": "default", "type": "uint256", "value": null, "visibility": "internal" }, "children": [ { "attributes": { "name": "uint256", "type": "uint256" }, "id": 4470, "name": "ElementaryTypeName", "src": "894:7:24" } ], "id": 4471, "name": "VariableDeclaration", "src": "894:13:24" } ], "id": 4472, "name": "ParameterList", "src": "893:15:24" }, { "children": [ { "attributes": { "constant": false, "mutability": "mutable", "name": "", "overrides": null, "scope": 4476, "stateVariable": false, "storageLocation": "default", "type": "uint256", "value": null, "visibility": "internal" }, "children": [ { "attributes": { "name": "uint256", "type": "uint256" }, "id": 4473, "name": 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The approval is cleared when the token is transferred. Only a single account can be approved at a time, so approving the zero address clears previous approvals. Requirements: - The caller must own the token or be an approved operator. - `tokenId` must exist. Emits an {Approval} event." }, "balanceOf(address)": { "details": "Returns the number of tokens in ``owner``'s account." }, "getApproved(uint256)": { "details": "Returns the account approved for `tokenId` token. Requirements: - `tokenId` must exist." }, "isApprovedForAll(address,address)": { "details": "Returns if the `operator` is allowed to manage all of the assets of `owner`. See {setApprovalForAll}" }, "ownerOf(uint256)": { "details": "Returns the owner of the `tokenId` token. Requirements: - `tokenId` must exist." }, "safeTransferFrom(address,address,uint256)": { "details": "Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients are aware of the ERC721 protocol to prevent tokens from being forever locked. Requirements: - `from` cannot be the zero address. - `to` cannot be the zero address. - `tokenId` token must exist and be owned by `from`. - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. Emits a {Transfer} event." }, "safeTransferFrom(address,address,uint256,bytes)": { "details": "Safely transfers `tokenId` token from `from` to `to`. Requirements: - `from` cannot be the zero address. - `to` cannot be the zero address. - `tokenId` token must exist and be owned by `from`. - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. Emits a {Transfer} event." }, "setApprovalForAll(address,bool)": { "details": "Approve or remove `operator` as an operator for the caller. Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. Requirements: - The `operator` cannot be the caller. Emits an {ApprovalForAll} event." }, "supportsInterface(bytes4)": { "details": "Returns true if this contract implements the interface defined by `interfaceId`. See the corresponding https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] to learn more about how these ids are created. This function call must use less than 30 000 gas." }, "tokenByIndex(uint256)": { "details": "Returns a token ID at a given `index` of all the tokens stored by the contract. Use along with {totalSupply} to enumerate all tokens." }, "tokenOfOwnerByIndex(address,uint256)": { "details": "Returns a token ID owned by `owner` at a given `index` of its token list. Use along with {balanceOf} to enumerate all of ``owner``'s tokens." }, "totalSupply()": { "details": "Returns the total amount of tokens stored by the contract." }, "transferFrom(address,address,uint256)": { "details": "Transfers `tokenId` token from `from` to `to`. WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. Requirements: - `from` cannot be the zero address. - `to` cannot be the zero address. - `tokenId` token must be owned by `from`. - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. Emits a {Transfer} event." } }, "title": "ERC-721 Non-Fungible Token Standard, optional enumeration extension", "version": 1 }, "userdoc": { "kind": "user", "methods": {}, "version": 1 } }