{ "contractName": "ERC20Mintable", "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": "account", "type": "address" } ], "name": "MinterAdded", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "account", "type": "address" } ], "name": "MinterRemoved", "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" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "account", "type": "address" } ], "name": "addMinter", "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": "amount", "type": "uint256" } ], "name": "approve", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "account", "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": "", "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": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "account", "type": "address" } ], "name": "isMinter", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [], "name": "renounceMinter", "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": "recipient", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" } ], "name": "transfer", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "sender", "type": "address" }, { "internalType": "address", "name": "recipient", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" } ], "name": "transferFrom", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "account", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" } ], "name": "mint", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.12+commit.7709ece9\"},\"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\":\"account\",\"type\":\"address\"}],\"name\":\"MinterAdded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"MinterRemoved\",\"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\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"addMinter\",\"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\":\"amount\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"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\":\"\",\"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\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"isMinter\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"mint\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"renounceMinter\",\"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\":\"recipient\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"sender\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"recipient\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"details\":\"Extension of {ERC20} that adds a set of accounts with the {MinterRole}, which have permission to mint (create) new tokens as they see fit. * At construction, the deployer of the contract is the only minter.\",\"methods\":{\"allowance(address,address)\":{\"details\":\"See {IERC20-allowance}.\"},\"approve(address,uint256)\":{\"details\":\"See {IERC20-approve}. * Requirements: * - `spender` cannot be the zero address.\"},\"balanceOf(address)\":{\"details\":\"See {IERC20-balanceOf}.\"},\"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.\"},\"mint(address,uint256)\":{\"details\":\"See {ERC20-_mint}. * Requirements: * - the caller must have the {MinterRole}.\"},\"totalSupply()\":{\"details\":\"See {IERC20-totalSupply}.\"},\"transfer(address,uint256)\":{\"details\":\"See {IERC20-transfer}. * Requirements: * - `recipient` 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}; * Requirements: - `sender` and `recipient` cannot be the zero address. - `sender` must have a balance of at least `amount`. - the caller must have allowance for `sender`'s tokens of at least `amount`.\"}}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"@openzeppelin/contracts/token/ERC20/ERC20Mintable.sol\":\"ERC20Mintable\"},\"evmVersion\":\"petersburg\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/GSN/Context.sol\":{\"keccak256\":\"0x90a3995645af7562d84b9d69363ffa5ae7217714ab61e951bf7bc450f40e4061\",\"urls\":[\"bzz-raw://216ef9d6b614db4eb46970b4e84903f2534a45572dd30a79f0041f1a5830f436\",\"dweb:/ipfs/QmNPrJ4MWKUAWzKXpUqeyKRUfosaoANZAqXgvepdrCwZAG\"]},\"@openzeppelin/contracts/access/Roles.sol\":{\"keccak256\":\"0xb002c378d7b82a101bd659c341518953ca0919d342c0a400196982c0e7e7bcdb\",\"urls\":[\"bzz-raw://00a788c4631466c220b385bdd100c571d24b2deccd657615cfbcef6cadf669a4\",\"dweb:/ipfs/QmTEwDbjJNxmMNCDMqtuou3dyM8Wtp8Q9NFvn7SAVM7Jf3\"]},\"@openzeppelin/contracts/access/roles/MinterRole.sol\":{\"keccak256\":\"0xbe8eef6f2cb4e427f5c5d8a76865ccd06e55a4f1d6671ba312d45bfa705aedbf\",\"urls\":[\"bzz-raw://badf338a5e22c8658c01fe2ce89b487d9dbf6d2d9d5eb49df7415383e2498765\",\"dweb:/ipfs/QmP5aMkvFwMJyuQjKE8ADh5tkWYqonb4KjgkAjgYEVVFAv\"]},\"@openzeppelin/contracts/math/SafeMath.sol\":{\"keccak256\":\"0x640b6dee7a4b830bdfd52b5031a07fc2b12209f5b2e29e5d364a7d37f69d8076\",\"urls\":[\"bzz-raw://31113152e1ddb78fe7a4197f247591ca894e93f916867beb708d8e747b6cc74f\",\"dweb:/ipfs/QmbZaJyXdpsYGykVhHH9qpVGQg9DGCxE2QufbCUy3daTgq\"]},\"@openzeppelin/contracts/token/ERC20/ERC20.sol\":{\"keccak256\":\"0x65a4078c03875c25413a068ce9cfdd7e68a90f8786612d1189c89341e6e3b802\",\"urls\":[\"bzz-raw://45c0d95495b944fbb1aa09d900b0ab530903a432125ab8fddfa05064a7988991\",\"dweb:/ipfs/Qma2VeknkKA1THeubGzshWFk44BktXkXP1UKp9Un2uDSsu\"]},\"@openzeppelin/contracts/token/ERC20/ERC20Mintable.sol\":{\"keccak256\":\"0xa2b957cf89692c504962afb7506999155f83385373f808243246cd5879de5940\",\"urls\":[\"bzz-raw://c44ae0ad1bce141c33b962f8b4e9228bdf8df36c8ac363b4f0bf9498b8bfc32a\",\"dweb:/ipfs/QmcSBRdFwVvy2wFZrBwo5cvqNP4UHh9Eyzf8jnxBgnPqfe\"]},\"@openzeppelin/contracts/token/ERC20/IERC20.sol\":{\"keccak256\":\"0xe5bb0f57cff3e299f360052ba50f1ea0fff046df2be070b6943e0e3c3fdad8a9\",\"urls\":[\"bzz-raw://59fd025151435da35faa8093a5c7a17de02de9d08ad27275c5cdf05050820d91\",\"dweb:/ipfs/QmQMvwEcPhoRXzbXyrdoeRtvLoifUW9Qh7Luho7bmUPRkc\"]}},\"version\":1}", 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"source": "pragma solidity ^0.5.0;\n\nimport \"./ERC20.sol\";\nimport \"../../access/roles/MinterRole.sol\";\n\n/**\n * @dev Extension of {ERC20} that adds a set of accounts with the {MinterRole},\n * which have permission to mint (create) new tokens as they see fit.\n *\n * At construction, the deployer of the contract is the only minter.\n */\ncontract ERC20Mintable is ERC20, MinterRole {\n /**\n * @dev See {ERC20-_mint}.\n *\n * Requirements:\n *\n * - the caller must have the {MinterRole}.\n */\n function mint(address account, uint256 amount) public onlyMinter returns (bool) {\n _mint(account, amount);\n return true;\n }\n}\n", "sourcePath": "@openzeppelin/contracts/token/ERC20/ERC20Mintable.sol", "ast": { "absolutePath": "@openzeppelin/contracts/token/ERC20/ERC20Mintable.sol", "exportedSymbols": { "ERC20Mintable": [ 11401 ] }, "id": 11402, "nodeType": "SourceUnit", "nodes": [ { "id": 11375, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:36" }, { "absolutePath": "@openzeppelin/contracts/token/ERC20/ERC20.sol", "file": "./ERC20.sol", "id": 11376, "nodeType": "ImportDirective", "scope": 11402, "sourceUnit": 11374, "src": "25:21:36", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@openzeppelin/contracts/access/roles/MinterRole.sol", "file": "../../access/roles/MinterRole.sol", "id": 11377, "nodeType": "ImportDirective", "scope": 11402, "sourceUnit": 10668, "src": "47:43:36", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 11378, "name": "ERC20", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 11373, "src": "348:5:36", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$11373", "typeString": "contract ERC20" } }, "id": 11379, "nodeType": "InheritanceSpecifier", "src": "348:5:36" }, { "arguments": null, "baseName": { "contractScope": null, "id": 11380, "name": "MinterRole", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 10667, "src": "355:10:36", "typeDescriptions": { "typeIdentifier": "t_contract$_MinterRole_$10667", "typeString": "contract MinterRole" } }, "id": 11381, "nodeType": "InheritanceSpecifier", "src": "355:10:36" } ], "contractDependencies": [ 10479, 10667, 11373, 11470 ], "contractKind": "contract", "documentation": "@dev Extension of {ERC20} that adds a set of accounts with the {MinterRole},\nwhich have permission to mint (create) new tokens as they see fit.\n * At construction, the deployer of the contract is the only minter.", "fullyImplemented": true, "id": 11401, "linearizedBaseContracts": [ 11401, 10667, 11373, 11470, 10479 ], "name": "ERC20Mintable", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 11399, "nodeType": "Block", "src": "582:60:36", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 11393, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11383, "src": "598:7:36", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 11394, "name": "amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11385, "src": "607:6:36", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 11392, "name": "_mint", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11257, "src": "592:5:36", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,uint256)" } }, "id": 11395, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "592:22:36", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 11396, "nodeType": "ExpressionStatement", "src": "592:22:36" }, { "expression": { "argumentTypes": null, "hexValue": "74727565", "id": 11397, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "631:4:36", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 11391, "id": 11398, "nodeType": "Return", "src": "624:11:36" } ] }, "documentation": "@dev See {ERC20-_mint}.\n * Requirements:\n * - the caller must have the {MinterRole}.", "id": 11400, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 11388, "modifierName": { "argumentTypes": null, "id": 11387, "name": "onlyMinter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10600, "src": "556:10:36", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "556:10:36" } ], "name": "mint", "nodeType": "FunctionDefinition", "parameters": { "id": 11386, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 11383, "name": "account", "nodeType": "VariableDeclaration", "scope": 11400, "src": "516:15:36", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 11382, "name": "address", "nodeType": "ElementaryTypeName", "src": "516:7:36", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 11385, "name": "amount", "nodeType": "VariableDeclaration", "scope": 11400, "src": "533:14:36", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 11384, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "533:7:36", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "515:33:36" }, "returnParameters": { "id": 11391, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 11390, "name": "", "nodeType": "VariableDeclaration", "scope": 11400, "src": "576:4:36", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 11389, "name": "bool", "nodeType": "ElementaryTypeName", "src": "576:4:36", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "575:6:36" }, "scope": 11401, "src": "502:140:36", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" } ], "scope": 11402, "src": "322:322:36" } ], "src": "0:645:36" }, "legacyAST": { "absolutePath": "@openzeppelin/contracts/token/ERC20/ERC20Mintable.sol", "exportedSymbols": { "ERC20Mintable": [ 11401 ] }, "id": 11402, "nodeType": "SourceUnit", "nodes": [ { "id": 11375, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:36" }, { "absolutePath": "@openzeppelin/contracts/token/ERC20/ERC20.sol", "file": "./ERC20.sol", "id": 11376, "nodeType": "ImportDirective", "scope": 11402, "sourceUnit": 11374, "src": "25:21:36", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@openzeppelin/contracts/access/roles/MinterRole.sol", "file": "../../access/roles/MinterRole.sol", "id": 11377, "nodeType": "ImportDirective", "scope": 11402, "sourceUnit": 10668, "src": "47:43:36", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 11378, "name": "ERC20", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 11373, "src": "348:5:36", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$11373", "typeString": "contract ERC20" } }, "id": 11379, "nodeType": "InheritanceSpecifier", "src": "348:5:36" }, { "arguments": null, "baseName": { "contractScope": null, "id": 11380, "name": "MinterRole", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 10667, "src": "355:10:36", "typeDescriptions": { "typeIdentifier": "t_contract$_MinterRole_$10667", "typeString": "contract MinterRole" } }, "id": 11381, "nodeType": "InheritanceSpecifier", "src": "355:10:36" } ], "contractDependencies": [ 10479, 10667, 11373, 11470 ], "contractKind": "contract", "documentation": "@dev Extension of {ERC20} that adds a set of accounts with the {MinterRole},\nwhich have permission to mint (create) new tokens as they see fit.\n * At construction, the deployer of the contract is the only minter.", "fullyImplemented": true, "id": 11401, "linearizedBaseContracts": [ 11401, 10667, 11373, 11470, 10479 ], "name": "ERC20Mintable", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 11399, "nodeType": "Block", "src": "582:60:36", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 11393, "name": "account", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11383, "src": "598:7:36", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 11394, "name": "amount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11385, "src": "607:6:36", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 11392, "name": "_mint", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 11257, "src": "592:5:36", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,uint256)" } }, "id": 11395, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "592:22:36", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 11396, "nodeType": "ExpressionStatement", "src": "592:22:36" }, { "expression": { "argumentTypes": null, "hexValue": "74727565", "id": 11397, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "631:4:36", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 11391, "id": 11398, "nodeType": "Return", "src": "624:11:36" } ] }, "documentation": "@dev See {ERC20-_mint}.\n * Requirements:\n * - the caller must have the {MinterRole}.", "id": 11400, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 11388, "modifierName": { "argumentTypes": null, "id": 11387, "name": "onlyMinter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10600, "src": "556:10:36", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "556:10:36" } ], "name": "mint", "nodeType": "FunctionDefinition", "parameters": { "id": 11386, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 11383, "name": "account", "nodeType": "VariableDeclaration", "scope": 11400, "src": "516:15:36", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 11382, "name": "address", "nodeType": "ElementaryTypeName", "src": "516:7:36", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 11385, "name": "amount", "nodeType": "VariableDeclaration", "scope": 11400, "src": "533:14:36", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 11384, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "533:7:36", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "515:33:36" }, "returnParameters": { "id": 11391, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 11390, "name": "", "nodeType": "VariableDeclaration", "scope": 11400, "src": "576:4:36", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 11389, "name": "bool", "nodeType": "ElementaryTypeName", "src": "576:4:36", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "575:6:36" }, "scope": 11401, "src": "502:140:36", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" } ], "scope": 11402, "src": "322:322:36" } ], "src": "0:645:36" }, "compiler": { "name": "solc", "version": "0.5.12+commit.7709ece9.Emscripten.clang" }, "networks": {}, "schemaVersion": "3.0.21", "updatedAt": "2020-04-22T17:31:54.573Z", "devdoc": { "details": "Extension of {ERC20} that adds a set of accounts with the {MinterRole}, which have permission to mint (create) new tokens as they see fit. * At construction, the deployer of the contract is the only minter.", "methods": { "allowance(address,address)": { "details": "See {IERC20-allowance}." }, "approve(address,uint256)": { "details": "See {IERC20-approve}. * Requirements: * - `spender` cannot be the zero address." }, "balanceOf(address)": { "details": "See {IERC20-balanceOf}." }, "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." }, "mint(address,uint256)": { "details": "See {ERC20-_mint}. * Requirements: * - the caller must have the {MinterRole}." }, "totalSupply()": { "details": "See {IERC20-totalSupply}." }, "transfer(address,uint256)": { "details": "See {IERC20-transfer}. * Requirements: * - `recipient` 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}; * Requirements: - `sender` and `recipient` cannot be the zero address. - `sender` must have a balance of at least `amount`. - the caller must have allowance for `sender`'s tokens of at least `amount`." } } }, "userdoc": { "methods": {} } }