{ "contractName": "ERC20Pausable", "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": false, "internalType": "address", "name": "account", "type": "address" } ], "name": "Paused", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "account", "type": "address" } ], "name": "PauserAdded", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "account", "type": "address" } ], "name": "PauserRemoved", "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" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "account", "type": "address" } ], "name": "Unpaused", "type": "event" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "account", "type": "address" } ], "name": "addPauser", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "owner", "type": "address" }, { "internalType": "address", "name": "spender", "type": "address" } ], "name": "allowance", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "owner", "type": "address" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "account", "type": "address" } ], "name": "isPauser", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [], "name": "pause", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [], "name": "paused", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [], "name": "renouncePauser", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [], "name": "totalSupply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [], "name": "unpause", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "transfer", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "transferFrom", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "spender", "type": "address" }, { "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "approve", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "spender", "type": "address" }, { "internalType": "uint256", "name": "addedValue", "type": "uint256" } ], "name": "increaseAllowance", "outputs": [ { "internalType": "bool", "name": "success", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "spender", "type": "address" }, { "internalType": "uint256", "name": "subtractedValue", "type": "uint256" } ], "name": "decreaseAllowance", "outputs": [ { "internalType": "bool", "name": "success", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.16+commit.9c3226ce\"},\"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\":false,\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"Paused\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"PauserAdded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"PauserRemoved\",\"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\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"Unpaused\",\"type\":\"event\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"addPauser\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"subtractedValue\",\"type\":\"uint256\"}],\"name\":\"decreaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"addedValue\",\"type\":\"uint256\"}],\"name\":\"increaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"isPauser\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"pause\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"paused\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"renouncePauser\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"unpause\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"details\":\"ERC20 modified with pausable transfers.*\",\"methods\":{\"allowance(address,address)\":{\"details\":\"Function to check the amount of tokens that an owner allowed to a spender.\",\"params\":{\"owner\":\"address The address which owns the funds.\",\"spender\":\"address The address which will spend the funds.\"},\"return\":\"A uint256 specifying the amount of tokens still available for the spender.\"},\"balanceOf(address)\":{\"details\":\"Gets the balance of the specified address.\",\"params\":{\"owner\":\"The address to query the balance of.\"},\"return\":\"An uint256 representing the amount owned by the passed address.\"},\"pause()\":{\"details\":\"called by the owner to pause, triggers stopped state\"},\"paused()\":{\"return\":\"true if the contract is paused, false otherwise.\"},\"totalSupply()\":{\"details\":\"Total number of tokens in existence\"},\"unpause()\":{\"details\":\"called by the owner to unpause, returns to normal state\"}},\"title\":\"Pausable token\"},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"openzeppelin-solidity/contracts/token/ERC20/ERC20Pausable.sol\":\"ERC20Pausable\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"openzeppelin-solidity/contracts/access/Roles.sol\":{\"keccak256\":\"0x659ba0f9a3392cd50a8a5fafaf5dfd8c6a0878f6a4613bceff4e90dceddcd865\",\"urls\":[\"bzz-raw://4ca6617349a9b36fd82e9442a8e445ce9021a174e4399d1457ddc894ee3f5df3\",\"dweb:/ipfs/QmcmyB4cNazZ1sw963Afaijt67M9bDgwmGXCgQajGTD4tm\"]},\"openzeppelin-solidity/contracts/access/roles/PauserRole.sol\":{\"keccak256\":\"0x6506133e295a7199df2ac5dfc52853d9d767f68450b6d0193e9d8056b164ce86\",\"urls\":[\"bzz-raw://9c03592a9e6b1377e401b74eccf175a250232b5a341347d3fc5cb50e9bc86ba2\",\"dweb:/ipfs/QmYAr1yXT89hNUMJ37aiBpD9HtYfBDqmueVCzphRuuU7oZ\"]},\"openzeppelin-solidity/contracts/lifecycle/Pausable.sol\":{\"keccak256\":\"0x3b0ed31deeba7e3c6cfbbe8092a6b427084ee390800a06acdea5c17c8185d606\",\"urls\":[\"bzz-raw://bbdbf9d3754fcdcc85aec0432fabcec914317b1c2081b43753442ed53853a34a\",\"dweb:/ipfs/QmVHWQBn5xQkQEHhyGNEeS5gjjALZEk5ZfcjFt7kL6MoLy\"]},\"openzeppelin-solidity/contracts/math/SafeMath.sol\":{\"keccak256\":\"0x965012d27b4262d7a41f5028cbb30c51ebd9ecd4be8fb30380aaa7a3c64fbc8b\",\"urls\":[\"bzz-raw://1eb493553b27efd46c231a836a83ce50d215639feb97b4aac9f301d0fd034ff5\",\"dweb:/ipfs/QmbMdvSXcqGKxeeYvzF3VrWpoHQyVzMXBhzhAokF2Gdymv\"]},\"openzeppelin-solidity/contracts/token/ERC20/ERC20.sol\":{\"keccak256\":\"0xba431353cb4fe70777ac026231eb5468e41aa1e81240a2b8136917acc5fff4dc\",\"urls\":[\"bzz-raw://f40c91ca270bdc9b156f339081a0fc2bbcf73cf5f62b8c73ba555df753ff6619\",\"dweb:/ipfs/QmT8y2VVjGaFdGphpcXrgvdPi2EgF9LuCDgJiJ89LvpFRV\"]},\"openzeppelin-solidity/contracts/token/ERC20/ERC20Pausable.sol\":{\"keccak256\":\"0x37b840977505e5f6d74bc8fa3d0217facc7913d0ecf064da3e3b26494acd37de\",\"urls\":[\"bzz-raw://7456513521bae915089dfd5879b685e47f3f180ad9ffe24cc3b19275b1da28ed\",\"dweb:/ipfs/QmbM1avKkyyTHEeTs3CqheyZwgAMNzVi3iDudqBdUJ2WPM\"]},\"openzeppelin-solidity/contracts/token/ERC20/IERC20.sol\":{\"keccak256\":\"0x079c4e23ee448f529e43bfa3c4e8fb4be52cd0318ee923a276835bedf45b93d8\",\"urls\":[\"bzz-raw://ee762ff5b7746e41d27dcbcea00c7a3034b58adb1b45ddadddb5b721aff450df\",\"dweb:/ipfs/QmdxqtgEFZjHCoiYyz6pUAQ5iBm7As25jcyEbZoTaAgyDa\"]}},\"version\":1}", 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"source": "pragma solidity ^0.5.0;\n\nimport \"./ERC20.sol\";\nimport \"../../lifecycle/Pausable.sol\";\n\n/**\n * @title Pausable token\n * @dev ERC20 modified with pausable transfers.\n **/\ncontract ERC20Pausable is ERC20, Pausable {\n function transfer(address to, uint256 value) public whenNotPaused returns (bool) {\n return super.transfer(to, value);\n }\n\n function transferFrom(address from, address to, uint256 value) public whenNotPaused returns (bool) {\n return super.transferFrom(from, to, value);\n }\n\n function approve(address spender, uint256 value) public whenNotPaused returns (bool) {\n return super.approve(spender, value);\n }\n\n function increaseAllowance(address spender, uint addedValue) public whenNotPaused returns (bool success) {\n return super.increaseAllowance(spender, addedValue);\n }\n\n function decreaseAllowance(address spender, uint subtractedValue) public whenNotPaused returns (bool success) {\n return super.decreaseAllowance(spender, subtractedValue);\n }\n}\n", "sourcePath": "openzeppelin-solidity/contracts/token/ERC20/ERC20Pausable.sol", "ast": { "absolutePath": "openzeppelin-solidity/contracts/token/ERC20/ERC20Pausable.sol", "exportedSymbols": { "ERC20Pausable": [ 22068 ] }, "id": 22069, "nodeType": "SourceUnit", "nodes": [ { "id": 21968, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:82" }, { "absolutePath": "openzeppelin-solidity/contracts/token/ERC20/ERC20.sol", "file": "./ERC20.sol", "id": 21969, "nodeType": "ImportDirective", "scope": 22069, "sourceUnit": 21850, "src": "25:21:82", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "openzeppelin-solidity/contracts/lifecycle/Pausable.sol", "file": "../../lifecycle/Pausable.sol", "id": 21970, "nodeType": "ImportDirective", "scope": 22069, "sourceUnit": 21112, "src": "47:38:82", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 21971, "name": "ERC20", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 21849, "src": "195:5:82", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$21849", "typeString": "contract ERC20" } }, "id": 21972, "nodeType": "InheritanceSpecifier", "src": "195:5:82" }, { "arguments": null, "baseName": { "contractScope": null, "id": 21973, "name": "Pausable", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 21111, "src": "202:8:82", "typeDescriptions": { "typeIdentifier": "t_contract$_Pausable_$21111", "typeString": "contract Pausable" } }, "id": 21974, "nodeType": "InheritanceSpecifier", "src": "202:8:82" } ], "contractDependencies": [ 20947, 21111, 21849, 22137 ], "contractKind": "contract", "documentation": "@title Pausable token\n@dev ERC20 modified with pausable transfers.*", "fullyImplemented": true, "id": 22068, "linearizedBaseContracts": [ 22068, 21111, 20947, 21849, 22137 ], "name": "ERC20Pausable", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 21991, "nodeType": "Block", "src": "298:49:82", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 21987, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 21976, "src": "330:2:82", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 21988, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 21978, "src": "334:5:82", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 21985, "name": "super", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22266, "src": "315:5:82", "typeDescriptions": { "typeIdentifier": "t_super$_ERC20Pausable_$22068", "typeString": "contract super ERC20Pausable" } }, "id": 21986, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "transfer", "nodeType": "MemberAccess", "referencedDeclaration": 21493, "src": "315:14:82", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) returns (bool)" } }, "id": 21989, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "315:25:82", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 21984, "id": 21990, "nodeType": "Return", "src": "308:32:82" } ] }, "documentation": null, "id": 21992, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 21981, "modifierName": { "argumentTypes": null, "id": 21980, 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