@vporton/future-contracts
Version:
Ethereum accounts bid on future financing (essentially, transfer money from the future) - smart contracts
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{
"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": [
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"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",
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{
"inputs": [
{
"internalType": "address",
"name": "from",
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},
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
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}
],
"name": "safeTransferFrom",
"outputs": [],
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"type": "function"
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{
"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",
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"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",
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{
"inputs": [
{
"internalType": "address",
"name": "from",
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},
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
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}
],
"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": [
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"internalType": "uint256",
"name": "index",
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],
"name": "tokenByIndex",
"outputs": [
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"type": "uint256"
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],
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],
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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}},\"settings\":{\"compilationTarget\":{\"@openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol\":\"IERC721Enumerable\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":1000000},\"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\":\"0x5a9f5c29bd7cf0b345e14d97d5f685f68c07e1e5bfdd47e5bcec045e81b0b6ac\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://321cbaa1412fc8d013d8ad3fb5f98c0db7401ddacfb09b70828ea2cebe37397e\",\"dweb:/ipfs/Qmd3Hoc71w6rmxAR6A5VKW9at677VP1L5KDcJnyvu4ksu3\"]},\"@openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol\":{\"keccak256\":\"0xe6bd1b1218338b6f9fe17776f48623b4ac3d8a40405f74a44bc23c00abe2ca13\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://0c354c3f6e9c487759aa7869be4fba68e0b2efc777b514d289c4cbd3ff8f7e1a\",\"dweb:/ipfs/QmdF9LcSYVmiUCL7JxLEYmSLrjga6zJsujfi6sgEJD4M1z\"]}},\"version\":1}",
"bytecode": "0x",
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"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": {
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4393
],
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]
},
"id": 6533,
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"src": "33:31:31"
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{
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"src": "66:23:31",
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},
{
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{
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"name": "IERC721",
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"src": "91:136:31",
"text": " @title ERC-721 Non-Fungible Token Standard, optional enumeration extension\n @dev See https://eips.ethereum.org/EIPS/eip-721"
},
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"id": 6532,
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"src": "274:82:31",
"text": " @dev Returns the total amount of tokens stored by the contract."
},
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{
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"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."
},
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{
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"src": "703:164:31",
"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",
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"text": " @title ERC-721 Non-Fungible Token Standard, optional enumeration extension\n @dev See https://eips.ethereum.org/EIPS/eip-721"
},
"id": 6505,
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"text": " @dev Returns the total amount of tokens stored by the contract."
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"children": [
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"attributes": {
"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."
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"children": [
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"attributes": {
"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."
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"src": "703:164:31"
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"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
}
}