{ "fileName": "IERC777.sol", "contractName": "IERC777", "source": "// SPDX-License-Identifier: MIT\n\npragma solidity ^0.7.0;\n\n/**\n * @dev Interface of the ERC777Token standard as defined in the EIP.\n *\n * This contract uses the\n * https://eips.ethereum.org/EIPS/eip-1820[ERC1820 registry standard] to let\n * token holders and recipients react to token movements by using setting implementers\n * for the associated interfaces in said registry. See {IERC1820Registry} and\n * {ERC1820Implementer}.\n */\ninterface IERC777 {\n /**\n * @dev Returns the name of the token.\n */\n function name() external view returns (string memory);\n\n /**\n * @dev Returns the symbol of the token, usually a shorter version of the\n * name.\n */\n function symbol() external view returns (string memory);\n\n /**\n * @dev Returns the smallest part of the token that is not divisible. This\n * means all token operations (creation, movement and destruction) must have\n * amounts that are a multiple of this number.\n *\n * For most token contracts, this value will equal 1.\n */\n function granularity() external view returns (uint256);\n\n /**\n * @dev Returns the amount of tokens in existence.\n */\n function totalSupply() external view returns (uint256);\n\n /**\n * @dev Returns the amount of tokens owned by an account (`owner`).\n */\n function balanceOf(address owner) external view returns (uint256);\n\n /**\n * @dev Moves `amount` tokens from the caller's account to `recipient`.\n *\n * If send or receive hooks are registered for the caller and `recipient`,\n * the corresponding functions will be called with `data` and empty\n * `operatorData`. See {IERC777Sender} and {IERC777Recipient}.\n *\n * Emits a {Sent} event.\n *\n * Requirements\n *\n * - the caller must have at least `amount` tokens.\n * - `recipient` cannot be the zero address.\n * - if `recipient` is a contract, it must implement the {IERC777Recipient}\n * interface.\n */\n function send(address recipient, uint256 amount, bytes calldata data) external;\n\n /**\n * @dev Destroys `amount` tokens from the caller's account, reducing the\n * total supply.\n *\n * If a send hook is registered for the caller, the corresponding function\n * will be called with `data` and empty `operatorData`. See {IERC777Sender}.\n *\n * Emits a {Burned} event.\n *\n * Requirements\n *\n * - the caller must have at least `amount` tokens.\n */\n function burn(uint256 amount, bytes calldata data) external;\n\n /**\n * @dev Returns true if an account is an operator of `tokenHolder`.\n * Operators can send and burn tokens on behalf of their owners. All\n * accounts are their own operator.\n *\n * See {operatorSend} and {operatorBurn}.\n */\n function isOperatorFor(address operator, address tokenHolder) external view returns (bool);\n\n /**\n * @dev Make an account an operator of the caller.\n *\n * See {isOperatorFor}.\n *\n * Emits an {AuthorizedOperator} event.\n *\n * Requirements\n *\n * - `operator` cannot be calling address.\n */\n function authorizeOperator(address operator) external;\n\n /**\n * @dev Revoke an account's operator status for the caller.\n *\n * See {isOperatorFor} and {defaultOperators}.\n *\n * Emits a {RevokedOperator} event.\n *\n * Requirements\n *\n * - `operator` cannot be calling address.\n */\n function revokeOperator(address operator) external;\n\n /**\n * @dev Returns the list of default operators. These accounts are operators\n * for all token holders, even if {authorizeOperator} was never called on\n * them.\n *\n * This list is immutable, but individual holders may revoke these via\n * {revokeOperator}, in which case {isOperatorFor} will return false.\n */\n function defaultOperators() external view returns (address[] memory);\n\n /**\n * @dev Moves `amount` tokens from `sender` to `recipient`. The caller must\n * be an operator of `sender`.\n *\n * If send or receive hooks are registered for `sender` and `recipient`,\n * the corresponding functions will be called with `data` and\n * `operatorData`. See {IERC777Sender} and {IERC777Recipient}.\n *\n * Emits a {Sent} event.\n *\n * Requirements\n *\n * - `sender` cannot be the zero address.\n * - `sender` must have at least `amount` tokens.\n * - the caller must be an operator for `sender`.\n * - `recipient` cannot be the zero address.\n * - if `recipient` is a contract, it must implement the {IERC777Recipient}\n * interface.\n */\n function operatorSend(\n address sender,\n address recipient,\n uint256 amount,\n bytes calldata data,\n bytes calldata operatorData\n ) external;\n\n /**\n * @dev Destroys `amount` tokens from `account`, reducing the total supply.\n * The caller must be an operator of `account`.\n *\n * If a send hook is registered for `account`, the corresponding function\n * will be called with `data` and `operatorData`. See {IERC777Sender}.\n *\n * Emits a {Burned} event.\n *\n * Requirements\n *\n * - `account` cannot be the zero address.\n * - `account` must have at least `amount` tokens.\n * - the caller must be an operator for `account`.\n */\n function operatorBurn(\n address account,\n uint256 amount,\n bytes calldata data,\n bytes calldata operatorData\n ) external;\n\n event Sent(\n address indexed operator,\n address indexed from,\n address indexed to,\n uint256 amount,\n bytes data,\n bytes operatorData\n );\n\n event Minted(address indexed operator, address indexed to, uint256 amount, bytes data, bytes operatorData);\n\n event Burned(address indexed operator, address indexed from, uint256 amount, bytes data, bytes operatorData);\n\n event AuthorizedOperator(address indexed operator, address indexed tokenHolder);\n\n event RevokedOperator(address indexed operator, address indexed tokenHolder);\n}\n", "sourcePath": "contracts/token/ERC777/IERC777.sol", "sourceMap": "", "deployedSourceMap": "", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": true, "internalType": "address", "name": "tokenHolder", "type": "address" } ], "name": "AuthorizedOperator", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": true, "internalType": "address", "name": "from", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "amount", "type": "uint256" }, { "indexed": false, "internalType": "bytes", "name": "data", "type": "bytes" }, { "indexed": false, "internalType": "bytes", "name": "operatorData", "type": "bytes" } ], "name": "Burned", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": true, "internalType": "address", "name": "to", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "amount", "type": "uint256" }, { "indexed": false, "internalType": "bytes", "name": "data", "type": "bytes" }, { "indexed": false, "internalType": "bytes", "name": "operatorData", "type": "bytes" } ], "name": "Minted", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": true, "internalType": "address", "name": "tokenHolder", "type": "address" } ], "name": "RevokedOperator", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": true, "internalType": "address", "name": "from", "type": "address" }, { "indexed": true, "internalType": "address", "name": "to", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "amount", "type": "uint256" }, { "indexed": false, "internalType": "bytes", "name": "data", "type": "bytes" }, { "indexed": false, "internalType": "bytes", "name": "operatorData", "type": "bytes" } ], "name": "Sent", "type": "event" }, { "inputs": [ { "internalType": "address", "name": "operator", "type": "address" } ], "name": "authorizeOperator", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "owner", "type": "address" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "amount", "type": "uint256" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "burn", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "defaultOperators", "outputs": [ { "internalType": "address[]", "name": "", "type": "address[]" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "granularity", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "operator", "type": "address" }, { "internalType": "address", "name": "tokenHolder", "type": "address" } ], "name": "isOperatorFor", "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": "address", "name": "account", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" }, { "internalType": "bytes", "name": "data", "type": "bytes" }, { "internalType": "bytes", "name": "operatorData", "type": "bytes" } ], "name": "operatorBurn", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "sender", "type": "address" }, { "internalType": "address", "name": "recipient", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" }, { "internalType": "bytes", "name": "data", "type": "bytes" }, { "internalType": "bytes", "name": "operatorData", "type": "bytes" } ], "name": "operatorSend", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "operator", "type": "address" } ], "name": "revokeOperator", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "recipient", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "send", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "symbol", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "totalSupply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" } ], "ast": { "absolutePath": "contracts/token/ERC777/IERC777.sol", "exportedSymbols": { "IERC777": [ 12576 ] }, "id": 12577, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 12419, "literals": [ "solidity", "^", "0.7", ".0" ], "nodeType": "PragmaDirective", "src": "33:23:101" }, { "abstract": false, "baseContracts": [], "contractDependencies": [], "contractKind": "interface", "documentation": { "id": 12420, "nodeType": "StructuredDocumentation", "src": "58:372:101", "text": " @dev Interface of the ERC777Token standard as defined in the EIP.\n This contract uses the\n https://eips.ethereum.org/EIPS/eip-1820[ERC1820 registry standard] to let\n token holders and recipients react to token movements by using setting implementers\n for the associated interfaces in said registry. See {IERC1820Registry} and\n {ERC1820Implementer}." }, "fullyImplemented": false, "id": 12576, "linearizedBaseContracts": [ 12576 ], "name": "IERC777", "nodeType": "ContractDefinition", "nodes": [ { "body": null, "documentation": { "id": 12421, "nodeType": "StructuredDocumentation", "src": "455:54:101", "text": " @dev Returns the name of the token." }, "functionSelector": "06fdde03", "id": 12426, "implemented": false, "kind": "function", "modifiers": [], "name": "name", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12422, "nodeType": "ParameterList", "parameters": [], "src": "527:2:101" }, "returnParameters": { "id": 12425, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12424, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12426, "src": "553:13:101", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 12423, "name": "string", "nodeType": "ElementaryTypeName", "src": "553:6:101", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" } ], "src": "552:15:101" }, "scope": 12576, "src": "514:54:101", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12427, "nodeType": "StructuredDocumentation", "src": "574:102:101", "text": " @dev Returns the symbol of the token, usually a shorter version of the\n name." }, "functionSelector": "95d89b41", "id": 12432, "implemented": false, "kind": "function", "modifiers": [], "name": "symbol", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12428, "nodeType": "ParameterList", "parameters": [], "src": "696:2:101" }, "returnParameters": { "id": 12431, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12430, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12432, "src": "722:13:101", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 12429, "name": "string", "nodeType": "ElementaryTypeName", "src": "722:6:101", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" } ], "src": "721:15:101" }, "scope": 12576, "src": "681:56:101", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12433, "nodeType": "StructuredDocumentation", "src": "743:287:101", "text": " @dev Returns the smallest part of the token that is not divisible. This\n means all token operations (creation, movement and destruction) must have\n amounts that are a multiple of this number.\n For most token contracts, this value will equal 1." }, "functionSelector": "556f0dc7", "id": 12438, "implemented": false, "kind": "function", "modifiers": [], "name": "granularity", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12434, "nodeType": "ParameterList", "parameters": [], "src": "1055:2:101" }, "returnParameters": { "id": 12437, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12436, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12438, "src": "1081:7:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12435, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1081:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1080:9:101" }, "scope": 12576, "src": "1035:55:101", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12439, "nodeType": "StructuredDocumentation", "src": "1096:66:101", "text": " @dev Returns the amount of tokens in existence." }, "functionSelector": "18160ddd", "id": 12444, "implemented": false, "kind": "function", "modifiers": [], "name": "totalSupply", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12440, "nodeType": "ParameterList", "parameters": [], "src": "1187:2:101" }, "returnParameters": { "id": 12443, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12442, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12444, "src": "1213:7:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12441, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1213:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1212:9:101" }, "scope": 12576, "src": "1167:55:101", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12445, "nodeType": "StructuredDocumentation", "src": "1228:83:101", "text": " @dev Returns the amount of tokens owned by an account (`owner`)." }, "functionSelector": "70a08231", "id": 12452, "implemented": false, "kind": "function", "modifiers": [], "name": "balanceOf", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12448, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12447, "mutability": "mutable", "name": "owner", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12452, "src": "1335:13:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12446, "name": "address", "nodeType": "ElementaryTypeName", "src": "1335:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1334:15:101" }, "returnParameters": { "id": 12451, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12450, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12452, "src": "1373:7:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12449, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1373:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1372:9:101" }, "scope": 12576, "src": "1316:66:101", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12453, "nodeType": "StructuredDocumentation", "src": "1388:585:101", "text": " @dev Moves `amount` tokens from the caller's account to `recipient`.\n If send or receive hooks are registered for the caller and `recipient`,\n the corresponding functions will be called with `data` and empty\n `operatorData`. See {IERC777Sender} and {IERC777Recipient}.\n Emits a {Sent} event.\n Requirements\n - the caller must have at least `amount` tokens.\n - `recipient` cannot be the zero address.\n - if `recipient` is a contract, it must implement the {IERC777Recipient}\n interface." }, "functionSelector": "9bd9bbc6", "id": 12462, "implemented": false, "kind": "function", "modifiers": [], "name": "send", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12460, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12455, "mutability": "mutable", "name": "recipient", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12462, "src": "1992:17:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12454, "name": "address", "nodeType": "ElementaryTypeName", "src": "1992:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12457, "mutability": "mutable", "name": "amount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12462, "src": "2011:14:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12456, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2011:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12459, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12462, "src": "2027:19:101", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 12458, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2027:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "1991:56:101" }, "returnParameters": { "id": 12461, "nodeType": "ParameterList", "parameters": [], "src": "2056:0:101" }, "scope": 12576, "src": "1978:79:101", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12463, "nodeType": "StructuredDocumentation", "src": "2063:404:101", "text": " @dev Destroys `amount` tokens from the caller's account, reducing the\n total supply.\n If a send hook is registered for the caller, the corresponding function\n will be called with `data` and empty `operatorData`. See {IERC777Sender}.\n Emits a {Burned} event.\n Requirements\n - the caller must have at least `amount` tokens." }, "functionSelector": "fe9d9303", "id": 12470, "implemented": false, "kind": "function", "modifiers": [], "name": "burn", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12468, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12465, "mutability": "mutable", "name": "amount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12470, "src": "2486:14:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12464, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2486:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12467, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12470, "src": "2502:19:101", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 12466, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2502:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "2485:37:101" }, "returnParameters": { "id": 12469, "nodeType": "ParameterList", "parameters": [], "src": "2531:0:101" }, "scope": 12576, "src": "2472:60:101", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12471, "nodeType": "StructuredDocumentation", "src": "2538:249:101", "text": " @dev Returns true if an account is an operator of `tokenHolder`.\n Operators can send and burn tokens on behalf of their owners. All\n accounts are their own operator.\n See {operatorSend} and {operatorBurn}." }, "functionSelector": "d95b6371", "id": 12480, "implemented": false, "kind": "function", "modifiers": [], "name": "isOperatorFor", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12476, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12473, "mutability": "mutable", "name": "operator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12480, "src": "2815:16:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12472, "name": "address", "nodeType": "ElementaryTypeName", "src": "2815:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12475, "mutability": "mutable", "name": "tokenHolder", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12480, "src": "2833:19:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12474, "name": "address", "nodeType": "ElementaryTypeName", "src": "2833:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "2814:39:101" }, "returnParameters": { "id": 12479, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12478, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12480, "src": "2877:4:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 12477, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2877:4:101", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "2876:6:101" }, "scope": 12576, "src": "2792:91:101", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12481, "nodeType": "StructuredDocumentation", "src": "2889:233:101", "text": " @dev Make an account an operator of the caller.\n See {isOperatorFor}.\n Emits an {AuthorizedOperator} event.\n Requirements\n - `operator` cannot be calling address." }, "functionSelector": "959b8c3f", "id": 12486, "implemented": false, "kind": "function", "modifiers": [], "name": "authorizeOperator", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12484, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12483, "mutability": "mutable", "name": "operator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12486, "src": "3154:16:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12482, "name": "address", "nodeType": "ElementaryTypeName", "src": "3154:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "3153:18:101" }, "returnParameters": { "id": 12485, "nodeType": "ParameterList", "parameters": [], "src": "3180:0:101" }, "scope": 12576, "src": "3127:54:101", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12487, "nodeType": "StructuredDocumentation", "src": "3187:261:101", "text": " @dev Revoke an account's operator status for the caller.\n See {isOperatorFor} and {defaultOperators}.\n Emits a {RevokedOperator} event.\n Requirements\n - `operator` cannot be calling address." }, "functionSelector": "fad8b32a", "id": 12492, "implemented": false, "kind": "function", "modifiers": [], "name": "revokeOperator", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12490, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12489, "mutability": "mutable", "name": "operator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12492, "src": "3477:16:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12488, "name": "address", "nodeType": "ElementaryTypeName", "src": "3477:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "3476:18:101" }, "returnParameters": { "id": 12491, "nodeType": "ParameterList", "parameters": [], "src": "3503:0:101" }, "scope": 12576, "src": "3453:51:101", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12493, "nodeType": "StructuredDocumentation", "src": "3510:338:101", "text": " @dev Returns the list of default operators. These accounts are operators\n for all token holders, even if {authorizeOperator} was never called on\n them.\n This list is immutable, but individual holders may revoke these via\n {revokeOperator}, in which case {isOperatorFor} will return false." }, "functionSelector": "06e48538", "id": 12499, "implemented": false, "kind": "function", "modifiers": [], "name": "defaultOperators", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12494, "nodeType": "ParameterList", "parameters": [], "src": "3878:2:101" }, "returnParameters": { "id": 12498, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12497, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12499, "src": "3904:16:101", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 12495, "name": "address", "nodeType": "ElementaryTypeName", "src": "3904:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 12496, "length": null, "nodeType": "ArrayTypeName", "src": "3904:9:101", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" } ], "src": "3903:18:101" }, "scope": 12576, "src": "3853:69:101", "stateMutability": "view", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12500, "nodeType": "StructuredDocumentation", "src": "3928:714:101", "text": " @dev Moves `amount` tokens from `sender` to `recipient`. The caller must\n be an operator of `sender`.\n If send or receive hooks are registered for `sender` and `recipient`,\n the corresponding functions will be called with `data` and\n `operatorData`. See {IERC777Sender} and {IERC777Recipient}.\n Emits a {Sent} event.\n Requirements\n - `sender` cannot be the zero address.\n - `sender` must have at least `amount` tokens.\n - the caller must be an operator for `sender`.\n - `recipient` cannot be the zero address.\n - if `recipient` is a contract, it must implement the {IERC777Recipient}\n interface." }, "functionSelector": "62ad1b83", "id": 12513, "implemented": false, "kind": "function", "modifiers": [], "name": "operatorSend", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12511, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12502, "mutability": "mutable", "name": "sender", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12513, "src": "4678:14:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12501, "name": "address", "nodeType": "ElementaryTypeName", "src": "4678:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12504, "mutability": "mutable", "name": "recipient", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12513, "src": "4702:17:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12503, "name": "address", "nodeType": "ElementaryTypeName", "src": "4702:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12506, "mutability": "mutable", "name": "amount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12513, "src": "4729:14:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12505, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4729:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12508, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12513, "src": "4753:19:101", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 12507, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "4753:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12510, "mutability": "mutable", "name": "operatorData", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12513, "src": "4782:27:101", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 12509, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "4782:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "4668:147:101" }, "returnParameters": { "id": 12512, "nodeType": "ParameterList", "parameters": [], "src": "4824:0:101" }, "scope": 12576, "src": "4647:178:101", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "body": null, "documentation": { "id": 12514, "nodeType": "StructuredDocumentation", "src": "4831:532:101", "text": " @dev Destroys `amount` tokens from `account`, reducing the total supply.\n The caller must be an operator of `account`.\n If a send hook is registered for `account`, the corresponding function\n will be called with `data` and `operatorData`. See {IERC777Sender}.\n Emits a {Burned} event.\n Requirements\n - `account` cannot be the zero address.\n - `account` must have at least `amount` tokens.\n - the caller must be an operator for `account`." }, "functionSelector": "fc673c4f", "id": 12525, "implemented": false, "kind": "function", "modifiers": [], "name": "operatorBurn", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 12523, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12516, "mutability": "mutable", "name": "account", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12525, "src": "5399:15:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12515, "name": "address", "nodeType": "ElementaryTypeName", "src": "5399:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12518, "mutability": "mutable", "name": "amount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12525, "src": "5424:14:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12517, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "5424:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12520, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12525, "src": "5448:19:101", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 12519, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "5448:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12522, "mutability": "mutable", "name": "operatorData", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12525, "src": "5477:27:101", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 12521, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "5477:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "5389:121:101" }, "returnParameters": { "id": 12524, "nodeType": "ParameterList", "parameters": [], "src": "5519:0:101" }, "scope": 12576, "src": "5368:152:101", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "anonymous": false, "documentation": null, "id": 12539, "name": "Sent", "nodeType": "EventDefinition", "parameters": { "id": 12538, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12527, "indexed": true, "mutability": "mutable", "name": "operator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12539, "src": "5546:24:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12526, "name": "address", "nodeType": "ElementaryTypeName", "src": "5546:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12529, "indexed": true, "mutability": "mutable", "name": "from", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12539, "src": "5580:20:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12528, "name": "address", "nodeType": "ElementaryTypeName", "src": "5580:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12531, "indexed": true, "mutability": "mutable", "name": "to", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12539, "src": "5610:18:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12530, "name": "address", "nodeType": "ElementaryTypeName", "src": "5610:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12533, "indexed": false, "mutability": "mutable", "name": "amount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12539, "src": "5638:14:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12532, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "5638:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12535, "indexed": false, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12539, "src": "5662:10:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 12534, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "5662:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12537, "indexed": false, "mutability": "mutable", "name": "operatorData", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12539, "src": "5682:18:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 12536, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "5682:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "5536:170:101" }, "src": "5526:181:101" }, { "anonymous": false, "documentation": null, "id": 12551, "name": "Minted", "nodeType": "EventDefinition", "parameters": { "id": 12550, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12541, "indexed": true, "mutability": "mutable", "name": "operator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12551, "src": "5726:24:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12540, "name": "address", "nodeType": "ElementaryTypeName", "src": "5726:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12543, "indexed": true, "mutability": "mutable", "name": "to", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12551, "src": "5752:18:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 12542, "name": "address", "nodeType": "ElementaryTypeName", "src": "5752:7:101", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12545, "indexed": false, "mutability": "mutable", "name": "amount", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12551, "src": "5772:14:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 12544, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "5772:7:101", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12547, "indexed": false, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12551, "src": "5788:10:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 12546, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "5788:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 12549, "indexed": false, "mutability": "mutable", "name": "operatorData", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12551, "src": "5800:18:101", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 12548, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "5800:5:101", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "5725:94:101" }, "src": "5713:107:101" }, { "anonymous": false, "documentation": null, "id": 12563, "name": "Burned", "nodeType": "EventDefinition", "parameters": { "id": 12562, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 12553, "indexed": true, "mutability": "mutable", "name": "operator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 12563, "src": 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