913 lines
40 KiB
JSON
913 lines
40 KiB
JSON
{
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"contractName": "ERC20Burnable",
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"abi": [
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{
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"anonymous": false,
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"inputs": [
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{
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"indexed": true,
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"internalType": "address",
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"name": "owner",
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"type": "address"
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},
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{
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"indexed": true,
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"internalType": "address",
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"name": "spender",
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"type": "address"
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},
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{
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"indexed": false,
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"internalType": "uint256",
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"name": "value",
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"type": "uint256"
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}
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],
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"name": "Approval",
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"type": "event"
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},
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{
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"anonymous": false,
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"inputs": [
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{
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"indexed": true,
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"internalType": "address",
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"name": "from",
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"type": "address"
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},
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{
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"indexed": true,
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"internalType": "address",
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"name": "to",
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"type": "address"
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},
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{
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"indexed": false,
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"internalType": "uint256",
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"name": "value",
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"type": "uint256"
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}
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],
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"name": "Transfer",
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"type": "event"
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},
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{
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"inputs": [
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{
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"internalType": "address",
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"name": "owner",
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"type": "address"
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},
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{
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"internalType": "address",
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"name": "spender",
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"type": "address"
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}
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],
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"name": "allowance",
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"outputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"stateMutability": "view",
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "address",
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"name": "spender",
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"type": "address"
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},
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{
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"internalType": "uint256",
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"name": "amount",
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"type": "uint256"
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}
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],
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"name": "approve",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "address",
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"name": "account",
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"type": "address"
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}
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],
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"name": "balanceOf",
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"outputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"stateMutability": "view",
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"type": "function"
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},
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{
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"inputs": [],
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"name": "decimals",
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"outputs": [
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{
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"internalType": "uint8",
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"name": "",
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"type": "uint8"
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}
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],
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"stateMutability": "view",
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "address",
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"name": "spender",
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"type": "address"
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},
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{
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"internalType": "uint256",
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"name": "subtractedValue",
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"type": "uint256"
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}
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],
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"name": "decreaseAllowance",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "address",
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"name": "spender",
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"type": "address"
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},
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{
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"internalType": "uint256",
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"name": "addedValue",
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"type": "uint256"
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}
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],
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"name": "increaseAllowance",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"inputs": [],
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"name": "name",
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"outputs": [
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{
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"internalType": "string",
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"name": "",
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"type": "string"
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}
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],
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"stateMutability": "view",
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"type": "function"
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},
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{
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"inputs": [],
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"name": "symbol",
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"outputs": [
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{
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"internalType": "string",
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"name": "",
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"type": "string"
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}
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],
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"stateMutability": "view",
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"type": "function"
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},
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{
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"inputs": [],
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"name": "totalSupply",
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"outputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"stateMutability": "view",
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "address",
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"name": "to",
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"type": "address"
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},
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{
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"internalType": "uint256",
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"name": "amount",
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"type": "uint256"
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}
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],
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"name": "transfer",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "address",
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"name": "from",
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"type": "address"
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},
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{
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"internalType": "address",
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"name": "to",
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"type": "address"
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},
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{
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"internalType": "uint256",
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"name": "amount",
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"type": "uint256"
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}
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],
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"name": "transferFrom",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
|
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"stateMutability": "nonpayable",
|
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "uint256",
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"name": "amount",
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"type": "uint256"
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}
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],
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"name": "burn",
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"outputs": [],
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"inputs": [
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{
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"internalType": "address",
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"name": "account",
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"type": "address"
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},
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{
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"internalType": "uint256",
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"name": "amount",
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"type": "uint256"
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}
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],
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"name": "burnFrom",
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"outputs": [],
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"stateMutability": "nonpayable",
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"type": "function"
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}
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],
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"metadata": "{\"compiler\":{\"version\":\"0.8.10+commit.fc410830\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"burn\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"burnFrom\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"subtractedValue\",\"type\":\"uint256\"}],\"name\":\"decreaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"addedValue\",\"type\":\"uint256\"}],\"name\":\"increaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"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\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"details\":\"Extension of {ERC20} that allows token holders to destroy both their own tokens and those that they have an allowance for, in a way that can be recognized off-chain (via event analysis).\",\"kind\":\"dev\",\"methods\":{\"allowance(address,address)\":{\"details\":\"See {IERC20-allowance}.\"},\"approve(address,uint256)\":{\"details\":\"See {IERC20-approve}. NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on `transferFrom`. This is semantically equivalent to an infinite approval. Requirements: - `spender` cannot be the zero address.\"},\"balanceOf(address)\":{\"details\":\"See {IERC20-balanceOf}.\"},\"burn(uint256)\":{\"details\":\"Destroys `amount` tokens from the caller. See {ERC20-_burn}.\"},\"burnFrom(address,uint256)\":{\"details\":\"Destroys `amount` tokens from `account`, deducting from the caller's allowance. See {ERC20-_burn} and {ERC20-allowance}. Requirements: - the caller must have allowance for ``accounts``'s tokens of at least `amount`.\"},\"decimals()\":{\"details\":\"Returns the number of decimals used to get its user representation. For example, if `decimals` equals `2`, a balance of `505` tokens should be displayed to a user as `5.05` (`505 / 10 ** 2`). Tokens usually opt for a value of 18, imitating the relationship between Ether and Wei. This is the default value returned by this function, unless it's overridden. NOTE: This information is only used for _display_ purposes: it in no way affects any of the arithmetic of the contract, including {IERC20-balanceOf} and {IERC20-transfer}.\"},\"decreaseAllowance(address,uint256)\":{\"details\":\"Atomically decreases the allowance granted to `spender` by the caller. This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}. Emits an {Approval} event indicating the updated allowance. Requirements: - `spender` cannot be the zero address. - `spender` must have allowance for the caller of at least `subtractedValue`.\"},\"increaseAllowance(address,uint256)\":{\"details\":\"Atomically increases the allowance granted to `spender` by the caller. This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}. Emits an {Approval} event indicating the updated allowance. Requirements: - `spender` cannot be the zero address.\"},\"name()\":{\"details\":\"Returns the name of the token.\"},\"symbol()\":{\"details\":\"Returns the symbol of the token, usually a shorter version of the name.\"},\"totalSupply()\":{\"details\":\"See {IERC20-totalSupply}.\"},\"transfer(address,uint256)\":{\"details\":\"See {IERC20-transfer}. Requirements: - `to` cannot be the zero address. - the caller must have a balance of at least `amount`.\"},\"transferFrom(address,address,uint256)\":{\"details\":\"See {IERC20-transferFrom}. Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20}. NOTE: Does not update the allowance if the current allowance is the maximum `uint256`. Requirements: - `from` and `to` cannot be the zero address. - `from` must have a balance of at least `amount`. - the caller must have allowance for ``from``'s tokens of at least `amount`.\"}},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol\":\"ERC20Burnable\"},\"evmVersion\":\"london\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":false,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/token/ERC20/ERC20.sol\":{\"keccak256\":\"0xa56ca923f70c1748830700250b19c61b70db9a683516dc5e216694a50445d99c\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://cac938788bc4be12101e59d45588b4e059579f4e61062e1cda8d6b06c0191b15\",\"dweb:/ipfs/QmV2JKCyjTVH3rkWNrfdJRhAT7tZ3usAN2XcnD4h53Mvih\"]},\"@openzeppelin/contracts/token/ERC20/IERC20.sol\":{\"keccak256\":\"0x287b55befed2961a7eabd7d7b1b2839cbca8a5b80ef8dcbb25ed3d4c2002c305\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://bd39944e8fc06be6dbe2dd1d8449b5336e23c6a7ba3e8e9ae5ae0f37f35283f5\",\"dweb:/ipfs/QmPV3FGYjVwvKSgAXKUN3r9T9GwniZz83CxBpM7vyj2G53\"]},\"@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol\":{\"keccak256\":\"0x0d19410453cda55960a818e02bd7c18952a5c8fe7a3036e81f0d599f34487a7b\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://4c0f62d3d5bef22b5ca00cc3903e7de6152cb68d2d22401a463f373cda54c00f\",\"dweb:/ipfs/QmSfzjZux7LC7NW2f7rjCXTHeFMUCWERqDkhpCTBy7kxTe\"]},\"@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol\":{\"keccak256\":\"0x8de418a5503946cabe331f35fe242d3201a73f67f77aaeb7110acb1f30423aca\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://5a376d3dda2cb70536c0a45c208b29b34ac560c4cb4f513a42079f96ba47d2dd\",\"dweb:/ipfs/QmZQg6gn1sUpM8wHzwNvSnihumUCAhxD119MpXeKp8B9s8\"]},\"@openzeppelin/contracts/utils/Context.sol\":{\"keccak256\":\"0xe2e337e6dde9ef6b680e07338c493ebea1b5fd09b43424112868e9cc1706bca7\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://6df0ddf21ce9f58271bdfaa85cde98b200ef242a05a3f85c2bc10a8294800a92\",\"dweb:/ipfs/QmRK2Y5Yc6BK7tGKkgsgn3aJEQGi5aakeSPZvS65PV8Xp3\"]}},\"version\":1}",
|
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"bytecode": "0x",
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"deployedBytecode": "0x",
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"immutableReferences": {},
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"generatedSources": [],
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"deployedGeneratedSources": [],
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"sourceMap": "",
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"deployedSourceMap": "",
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"source": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/extensions/ERC20Burnable.sol)\n\npragma solidity ^0.8.0;\n\nimport \"../ERC20.sol\";\nimport \"../../../utils/Context.sol\";\n\n/**\n * @dev Extension of {ERC20} that allows token holders to destroy both their own\n * tokens and those that they have an allowance for, in a way that can be\n * recognized off-chain (via event analysis).\n */\nabstract contract ERC20Burnable is Context, ERC20 {\n /**\n * @dev Destroys `amount` tokens from the caller.\n *\n * See {ERC20-_burn}.\n */\n function burn(uint256 amount) public virtual {\n _burn(_msgSender(), amount);\n }\n\n /**\n * @dev Destroys `amount` tokens from `account`, deducting from the caller's\n * allowance.\n *\n * See {ERC20-_burn} and {ERC20-allowance}.\n *\n * Requirements:\n *\n * - the caller must have allowance for ``accounts``'s tokens of at least\n * `amount`.\n */\n function burnFrom(address account, uint256 amount) public virtual {\n _spendAllowance(account, _msgSender(), amount);\n _burn(account, amount);\n }\n}\n",
|
|
"sourcePath": "@openzeppelin\\contracts\\token\\ERC20\\extensions\\ERC20Burnable.sol",
|
|
"ast": {
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|
"absolutePath": "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol",
|
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"exportedSymbols": {
|
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"Context": [
|
|
6470
|
|
],
|
|
"ERC20": [
|
|
4012
|
|
],
|
|
"ERC20Burnable": [
|
|
4134
|
|
],
|
|
"IERC20": [
|
|
4090
|
|
],
|
|
"IERC20Metadata": [
|
|
4159
|
|
]
|
|
},
|
|
"id": 4135,
|
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"license": "MIT",
|
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"nodeType": "SourceUnit",
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"nodes": [
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{
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"id": 4092,
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"literals": [
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"solidity",
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"^",
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"0.8",
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".0"
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],
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"nodeType": "PragmaDirective",
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"src": "124:23:17"
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},
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{
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"absolutePath": "@openzeppelin/contracts/token/ERC20/ERC20.sol",
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"file": "../ERC20.sol",
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"id": 4093,
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"nameLocation": "-1:-1:-1",
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"nodeType": "ImportDirective",
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"scope": 4135,
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"sourceUnit": 4013,
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"src": "149:22:17",
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"symbolAliases": [],
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"unitAlias": ""
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},
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{
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"absolutePath": "@openzeppelin/contracts/utils/Context.sol",
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"file": "../../../utils/Context.sol",
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"id": 4094,
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"nameLocation": "-1:-1:-1",
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"nodeType": "ImportDirective",
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"scope": 4135,
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"src": "172:36:17",
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"symbolAliases": [],
|
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"unitAlias": ""
|
|
},
|
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{
|
|
"abstract": true,
|
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"baseContracts": [
|
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{
|
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"baseName": {
|
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"id": 4096,
|
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"name": "Context",
|
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"nodeType": "IdentifierPath",
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"referencedDeclaration": 6470,
|
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"src": "454:7:17"
|
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},
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"id": 4097,
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"nodeType": "InheritanceSpecifier",
|
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"src": "454:7:17"
|
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},
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{
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"baseName": {
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"id": 4098,
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"name": "ERC20",
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"nodeType": "IdentifierPath",
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"src": "463:5:17"
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},
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"id": 4099,
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"nodeType": "InheritanceSpecifier",
|
|
"src": "463:5:17"
|
|
}
|
|
],
|
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"canonicalName": "ERC20Burnable",
|
|
"contractDependencies": [],
|
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"contractKind": "contract",
|
|
"documentation": {
|
|
"id": 4095,
|
|
"nodeType": "StructuredDocumentation",
|
|
"src": "210:208:17",
|
|
"text": " @dev Extension of {ERC20} that allows token holders to destroy both their own\n tokens and those that they have an allowance for, in a way that can be\n recognized off-chain (via event analysis)."
|
|
},
|
|
"fullyImplemented": false,
|
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"id": 4134,
|
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"linearizedBaseContracts": [
|
|
4134,
|
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4012,
|
|
4159,
|
|
4090,
|
|
6470
|
|
],
|
|
"name": "ERC20Burnable",
|
|
"nameLocation": "437:13:17",
|
|
"nodeType": "ContractDefinition",
|
|
"nodes": [
|
|
{
|
|
"body": {
|
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"id": 4111,
|
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"nodeType": "Block",
|
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"src": "623:44:17",
|
|
"statements": [
|
|
{
|
|
"expression": {
|
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"arguments": [
|
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{
|
|
"arguments": [],
|
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"expression": {
|
|
"argumentTypes": [],
|
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"id": 4106,
|
|
"name": "_msgSender",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 6460,
|
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"src": "639:10:17",
|
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"typeDescriptions": {
|
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"typeIdentifier": "t_function_internal_view$__$returns$_t_address_$",
|
|
"typeString": "function () view returns (address)"
|
|
}
|
|
},
|
|
"id": 4107,
|
|
"isConstant": false,
|
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"isLValue": false,
|
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|
|
"kind": "functionCall",
|
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"lValueRequested": false,
|
|
"names": [],
|
|
"nodeType": "FunctionCall",
|
|
"src": "639:12:17",
|
|
"tryCall": false,
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
}
|
|
},
|
|
{
|
|
"id": 4108,
|
|
"name": "amount",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 4102,
|
|
"src": "653:6:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
}
|
|
],
|
|
"expression": {
|
|
"argumentTypes": [
|
|
{
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
},
|
|
{
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
],
|
|
"id": 4105,
|
|
"name": "_burn",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 3901,
|
|
"src": "633:5:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
|
|
"typeString": "function (address,uint256)"
|
|
}
|
|
},
|
|
"id": 4109,
|
|
"isConstant": false,
|
|
"isLValue": false,
|
|
"isPure": false,
|
|
"kind": "functionCall",
|
|
"lValueRequested": false,
|
|
"names": [],
|
|
"nodeType": "FunctionCall",
|
|
"src": "633:27:17",
|
|
"tryCall": false,
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_tuple$__$",
|
|
"typeString": "tuple()"
|
|
}
|
|
},
|
|
"id": 4110,
|
|
"nodeType": "ExpressionStatement",
|
|
"src": "633:27:17"
|
|
}
|
|
]
|
|
},
|
|
"documentation": {
|
|
"id": 4100,
|
|
"nodeType": "StructuredDocumentation",
|
|
"src": "475:98:17",
|
|
"text": " @dev Destroys `amount` tokens from the caller.\n See {ERC20-_burn}."
|
|
},
|
|
"functionSelector": "42966c68",
|
|
"id": 4112,
|
|
"implemented": true,
|
|
"kind": "function",
|
|
"modifiers": [],
|
|
"name": "burn",
|
|
"nameLocation": "587:4:17",
|
|
"nodeType": "FunctionDefinition",
|
|
"parameters": {
|
|
"id": 4103,
|
|
"nodeType": "ParameterList",
|
|
"parameters": [
|
|
{
|
|
"constant": false,
|
|
"id": 4102,
|
|
"mutability": "mutable",
|
|
"name": "amount",
|
|
"nameLocation": "600:6:17",
|
|
"nodeType": "VariableDeclaration",
|
|
"scope": 4112,
|
|
"src": "592:14:17",
|
|
"stateVariable": false,
|
|
"storageLocation": "default",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
},
|
|
"typeName": {
|
|
"id": 4101,
|
|
"name": "uint256",
|
|
"nodeType": "ElementaryTypeName",
|
|
"src": "592:7:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
},
|
|
"visibility": "internal"
|
|
}
|
|
],
|
|
"src": "591:16:17"
|
|
},
|
|
"returnParameters": {
|
|
"id": 4104,
|
|
"nodeType": "ParameterList",
|
|
"parameters": [],
|
|
"src": "623:0:17"
|
|
},
|
|
"scope": 4134,
|
|
"src": "578:89:17",
|
|
"stateMutability": "nonpayable",
|
|
"virtual": true,
|
|
"visibility": "public"
|
|
},
|
|
{
|
|
"body": {
|
|
"id": 4132,
|
|
"nodeType": "Block",
|
|
"src": "1039:95:17",
|
|
"statements": [
|
|
{
|
|
"expression": {
|
|
"arguments": [
|
|
{
|
|
"id": 4121,
|
|
"name": "account",
|
|
"nodeType": "Identifier",
|
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"overloadedDeclarations": [],
|
|
"referencedDeclaration": 4115,
|
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"src": "1065:7:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
}
|
|
},
|
|
{
|
|
"arguments": [],
|
|
"expression": {
|
|
"argumentTypes": [],
|
|
"id": 4122,
|
|
"name": "_msgSender",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 6460,
|
|
"src": "1074:10:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_function_internal_view$__$returns$_t_address_$",
|
|
"typeString": "function () view returns (address)"
|
|
}
|
|
},
|
|
"id": 4123,
|
|
"isConstant": false,
|
|
"isLValue": false,
|
|
"isPure": false,
|
|
"kind": "functionCall",
|
|
"lValueRequested": false,
|
|
"names": [],
|
|
"nodeType": "FunctionCall",
|
|
"src": "1074:12:17",
|
|
"tryCall": false,
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
}
|
|
},
|
|
{
|
|
"id": 4124,
|
|
"name": "amount",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 4117,
|
|
"src": "1088:6:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
}
|
|
],
|
|
"expression": {
|
|
"argumentTypes": [
|
|
{
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
},
|
|
{
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
},
|
|
{
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
],
|
|
"id": 4120,
|
|
"name": "_spendAllowance",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 3989,
|
|
"src": "1049:15:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
|
|
"typeString": "function (address,address,uint256)"
|
|
}
|
|
},
|
|
"id": 4125,
|
|
"isConstant": false,
|
|
"isLValue": false,
|
|
"isPure": false,
|
|
"kind": "functionCall",
|
|
"lValueRequested": false,
|
|
"names": [],
|
|
"nodeType": "FunctionCall",
|
|
"src": "1049:46:17",
|
|
"tryCall": false,
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_tuple$__$",
|
|
"typeString": "tuple()"
|
|
}
|
|
},
|
|
"id": 4126,
|
|
"nodeType": "ExpressionStatement",
|
|
"src": "1049:46:17"
|
|
},
|
|
{
|
|
"expression": {
|
|
"arguments": [
|
|
{
|
|
"id": 4128,
|
|
"name": "account",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 4115,
|
|
"src": "1111:7:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
}
|
|
},
|
|
{
|
|
"id": 4129,
|
|
"name": "amount",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 4117,
|
|
"src": "1120:6:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
}
|
|
],
|
|
"expression": {
|
|
"argumentTypes": [
|
|
{
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
},
|
|
{
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
],
|
|
"id": 4127,
|
|
"name": "_burn",
|
|
"nodeType": "Identifier",
|
|
"overloadedDeclarations": [],
|
|
"referencedDeclaration": 3901,
|
|
"src": "1105:5:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
|
|
"typeString": "function (address,uint256)"
|
|
}
|
|
},
|
|
"id": 4130,
|
|
"isConstant": false,
|
|
"isLValue": false,
|
|
"isPure": false,
|
|
"kind": "functionCall",
|
|
"lValueRequested": false,
|
|
"names": [],
|
|
"nodeType": "FunctionCall",
|
|
"src": "1105:22:17",
|
|
"tryCall": false,
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_tuple$__$",
|
|
"typeString": "tuple()"
|
|
}
|
|
},
|
|
"id": 4131,
|
|
"nodeType": "ExpressionStatement",
|
|
"src": "1105:22:17"
|
|
}
|
|
]
|
|
},
|
|
"documentation": {
|
|
"id": 4113,
|
|
"nodeType": "StructuredDocumentation",
|
|
"src": "673:295:17",
|
|
"text": " @dev Destroys `amount` tokens from `account`, deducting from the caller's\n allowance.\n See {ERC20-_burn} and {ERC20-allowance}.\n Requirements:\n - the caller must have allowance for ``accounts``'s tokens of at least\n `amount`."
|
|
},
|
|
"functionSelector": "79cc6790",
|
|
"id": 4133,
|
|
"implemented": true,
|
|
"kind": "function",
|
|
"modifiers": [],
|
|
"name": "burnFrom",
|
|
"nameLocation": "982:8:17",
|
|
"nodeType": "FunctionDefinition",
|
|
"parameters": {
|
|
"id": 4118,
|
|
"nodeType": "ParameterList",
|
|
"parameters": [
|
|
{
|
|
"constant": false,
|
|
"id": 4115,
|
|
"mutability": "mutable",
|
|
"name": "account",
|
|
"nameLocation": "999:7:17",
|
|
"nodeType": "VariableDeclaration",
|
|
"scope": 4133,
|
|
"src": "991:15:17",
|
|
"stateVariable": false,
|
|
"storageLocation": "default",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
},
|
|
"typeName": {
|
|
"id": 4114,
|
|
"name": "address",
|
|
"nodeType": "ElementaryTypeName",
|
|
"src": "991:7:17",
|
|
"stateMutability": "nonpayable",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_address",
|
|
"typeString": "address"
|
|
}
|
|
},
|
|
"visibility": "internal"
|
|
},
|
|
{
|
|
"constant": false,
|
|
"id": 4117,
|
|
"mutability": "mutable",
|
|
"name": "amount",
|
|
"nameLocation": "1016:6:17",
|
|
"nodeType": "VariableDeclaration",
|
|
"scope": 4133,
|
|
"src": "1008:14:17",
|
|
"stateVariable": false,
|
|
"storageLocation": "default",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
},
|
|
"typeName": {
|
|
"id": 4116,
|
|
"name": "uint256",
|
|
"nodeType": "ElementaryTypeName",
|
|
"src": "1008:7:17",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
},
|
|
"visibility": "internal"
|
|
}
|
|
],
|
|
"src": "990:33:17"
|
|
},
|
|
"returnParameters": {
|
|
"id": 4119,
|
|
"nodeType": "ParameterList",
|
|
"parameters": [],
|
|
"src": "1039:0:17"
|
|
},
|
|
"scope": 4134,
|
|
"src": "973:161:17",
|
|
"stateMutability": "nonpayable",
|
|
"virtual": true,
|
|
"visibility": "public"
|
|
}
|
|
],
|
|
"scope": 4135,
|
|
"src": "419:717:17",
|
|
"usedErrors": []
|
|
}
|
|
],
|
|
"src": "124:1013:17"
|
|
},
|
|
"compiler": {
|
|
"name": "solc",
|
|
"version": "0.8.10+commit.fc410830.Emscripten.clang"
|
|
},
|
|
"networks": {},
|
|
"schemaVersion": "3.4.14",
|
|
"updatedAt": "2024-04-15T08:05:15.299Z",
|
|
"devdoc": {
|
|
"details": "Extension of {ERC20} that allows token holders to destroy both their own tokens and those that they have an allowance for, in a way that can be recognized off-chain (via event analysis).",
|
|
"kind": "dev",
|
|
"methods": {
|
|
"allowance(address,address)": {
|
|
"details": "See {IERC20-allowance}."
|
|
},
|
|
"approve(address,uint256)": {
|
|
"details": "See {IERC20-approve}. NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on `transferFrom`. This is semantically equivalent to an infinite approval. Requirements: - `spender` cannot be the zero address."
|
|
},
|
|
"balanceOf(address)": {
|
|
"details": "See {IERC20-balanceOf}."
|
|
},
|
|
"burn(uint256)": {
|
|
"details": "Destroys `amount` tokens from the caller. See {ERC20-_burn}."
|
|
},
|
|
"burnFrom(address,uint256)": {
|
|
"details": "Destroys `amount` tokens from `account`, deducting from the caller's allowance. See {ERC20-_burn} and {ERC20-allowance}. Requirements: - the caller must have allowance for ``accounts``'s tokens of at least `amount`."
|
|
},
|
|
"decimals()": {
|
|
"details": "Returns the number of decimals used to get its user representation. For example, if `decimals` equals `2`, a balance of `505` tokens should be displayed to a user as `5.05` (`505 / 10 ** 2`). Tokens usually opt for a value of 18, imitating the relationship between Ether and Wei. This is the default value returned by this function, unless it's overridden. NOTE: This information is only used for _display_ purposes: it in no way affects any of the arithmetic of the contract, including {IERC20-balanceOf} and {IERC20-transfer}."
|
|
},
|
|
"decreaseAllowance(address,uint256)": {
|
|
"details": "Atomically decreases the allowance granted to `spender` by the caller. This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}. Emits an {Approval} event indicating the updated allowance. Requirements: - `spender` cannot be the zero address. - `spender` must have allowance for the caller of at least `subtractedValue`."
|
|
},
|
|
"increaseAllowance(address,uint256)": {
|
|
"details": "Atomically increases the allowance granted to `spender` by the caller. This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}. Emits an {Approval} event indicating the updated allowance. Requirements: - `spender` cannot be the zero address."
|
|
},
|
|
"name()": {
|
|
"details": "Returns the name of the token."
|
|
},
|
|
"symbol()": {
|
|
"details": "Returns the symbol of the token, usually a shorter version of the name."
|
|
},
|
|
"totalSupply()": {
|
|
"details": "See {IERC20-totalSupply}."
|
|
},
|
|
"transfer(address,uint256)": {
|
|
"details": "See {IERC20-transfer}. Requirements: - `to` cannot be the zero address. - the caller must have a balance of at least `amount`."
|
|
},
|
|
"transferFrom(address,address,uint256)": {
|
|
"details": "See {IERC20-transferFrom}. Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20}. NOTE: Does not update the allowance if the current allowance is the maximum `uint256`. Requirements: - `from` and `to` cannot be the zero address. - `from` must have a balance of at least `amount`. - the caller must have allowance for ``from``'s tokens of at least `amount`."
|
|
}
|
|
},
|
|
"version": 1
|
|
},
|
|
"userdoc": {
|
|
"kind": "user",
|
|
"methods": {},
|
|
"version": 1
|
|
}
|
|
} |