{ "contractName": "BasicToken", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "name": "from", "type": "address" }, { "indexed": true, "name": "to", "type": "address" }, { "indexed": false, "name": "value", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "constant": true, "inputs": [], "name": "totalSupply", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "name": "_to", "type": "address" }, { "name": "_value", "type": "uint256" } ], "name": "transfer", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "name": "_owner", "type": "address" } ], "name": "balanceOf", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" } ], "bytecode": 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"sourceMap": "180:1071:23:-;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;180:1071:23;;;;;;;", "deployedSourceMap": "180:1071:23:-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;389:83;;8:9:-1;5:2;;;30:1;27;20:12;5:2;389:83:23;;;;;;;;;;;;;;;;;;;;1149:99;;8:9:-1;5:2;;;30:1;27;20:12;5:2;-1:-1;1149:99:23;;;;;;;626:321;;8:9:-1;5:2;;;30:1;27;20:12;5:2;-1:-1;626:321:23;;;;;;;;;;;;;;;;;;;;;;;;;;;389:83;455:12;;389:83;:::o;1149:99::-;1227:16;;1205:7;1227:16;;;;;;;;;;;;1149:99::o;626:321::-;728:10;689:4;719:20;;;;;;;;;;;709:30;;;701:39;;;;;;754:17;;;;;746:26;;;;;;811:10;802:8;:20;;;;;;;;;;;:32;;827:6;802:32;:24;:32;:::i;:::-;788:10;779:8;:20;;;;;;;;;;;:55;;;;:20;856:13;;;;;;:25;;874:6;856:25;:17;:25;:::i;:::-;840:13;;;:8;:13;;;;;;;;;;;;:41;;;;892:33;;;;;;;840:13;;901:10;;892:33;;;;;;;;;;-1:-1:-1;938:4:23;626:321;;;;:::o;1060:116:21:-;1120:7;1142:8;;;;1135:16;;;;-1:-1:-1;1164:7:21;;;1060:116::o;1238:128::-;1319:7;;;1339;;;;1332:15;;;;1238:128;;;;:::o", "source": "pragma solidity ^0.4.24;\n\n\nimport \"./ERC20Basic.sol\";\nimport \"../../math/SafeMath.sol\";\n\n\n/**\n * @title Basic token\n * @dev Basic version of StandardToken, with no allowances.\n */\ncontract BasicToken is ERC20Basic {\n using SafeMath for uint256;\n\n mapping(address => uint256) internal balances;\n\n uint256 internal totalSupply_;\n\n /**\n * @dev Total number of tokens in existence\n */\n function totalSupply() public view returns (uint256) {\n return totalSupply_;\n }\n\n /**\n * @dev Transfer token for a specified address\n * @param _to The address to transfer to.\n * @param _value The amount to be transferred.\n */\n function transfer(address _to, uint256 _value) public returns (bool) {\n require(_value <= balances[msg.sender]);\n require(_to != address(0));\n\n balances[msg.sender] = balances[msg.sender].sub(_value);\n balances[_to] = balances[_to].add(_value);\n emit Transfer(msg.sender, _to, _value);\n return true;\n }\n\n /**\n * @dev Gets the balance of the specified address.\n * @param _owner The address to query the the balance of.\n * @return An uint256 representing the amount owned by the passed address.\n */\n function balanceOf(address _owner) public view returns (uint256) {\n return balances[_owner];\n }\n\n}\n", "sourcePath": "zeppelin-solidity/contracts/token/ERC20/BasicToken.sol", "ast": { "absolutePath": "zeppelin-solidity/contracts/token/ERC20/BasicToken.sol", "exportedSymbols": { "BasicToken": [ 4980 ] }, "id": 4981, "nodeType": "SourceUnit", "nodes": [ { "id": 4886, "literals": [ "solidity", "^", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "0:24:23" }, { "absolutePath": "zeppelin-solidity/contracts/token/ERC20/ERC20Basic.sol", "file": "./ERC20Basic.sol", "id": 4887, "nodeType": "ImportDirective", "scope": 4981, "sourceUnit": 5090, "src": "27:26:23", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "zeppelin-solidity/contracts/math/SafeMath.sol", "file": "../../math/SafeMath.sol", "id": 4888, "nodeType": "ImportDirective", "scope": 4981, "sourceUnit": 4799, "src": "54:33:23", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 4889, "name": "ERC20Basic", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 5089, "src": "203:10:23", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20Basic_$5089", "typeString": "contract ERC20Basic" } }, "id": 4890, "nodeType": "InheritanceSpecifier", "src": "203:10:23" } ], "contractDependencies": [ 5089 ], "contractKind": "contract", "documentation": "@title Basic token\n@dev Basic version of StandardToken, with no allowances.", "fullyImplemented": true, "id": 4980, "linearizedBaseContracts": [ 4980, 5089 ], "name": "BasicToken", "nodeType": "ContractDefinition", "nodes": [ { "id": 4893, "libraryName": { "contractScope": null, "id": 4891, "name": "SafeMath", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 4798, "src": "224:8:23", "typeDescriptions": { "typeIdentifier": "t_contract$_SafeMath_$4798", "typeString": "library SafeMath" } }, "nodeType": "UsingForDirective", "src": "218:27:23", "typeName": { "id": 4892, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "237:7:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, { "constant": false, "id": 4897, "name": "balances", "nodeType": "VariableDeclaration", "scope": 4980, "src": "249:45:23", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "typeName": { "id": 4896, "keyType": { "id": 4894, "name": "address", "nodeType": "ElementaryTypeName", "src": "257:7:23", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "249:27:23", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "valueType": { "id": 4895, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "268:7:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 4899, "name": "totalSupply_", "nodeType": "VariableDeclaration", "scope": 4980, "src": "299:29:23", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4898, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "299:7:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "body": { "id": 4906, "nodeType": "Block", "src": "442:30:23", "statements": [ { "expression": { "argumentTypes": null, "id": 4904, "name": "totalSupply_", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4899, "src": "455:12:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 4903, "id": 4905, "nodeType": "Return", "src": "448:19:23" } ] }, "documentation": "@dev Total number of tokens in existence", "id": 4907, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "totalSupply", "nodeType": "FunctionDefinition", "parameters": { "id": 4900, "nodeType": "ParameterList", "parameters": [], "src": "409:2:23" }, "payable": false, "returnParameters": { "id": 4903, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4902, "name": "", "nodeType": "VariableDeclaration", "scope": 4907, "src": "433:7:23", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4901, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "433:7:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "432:9:23" }, "scope": 4980, "src": "389:83:23", "stateMutability": "view", "superFunction": 5064, "visibility": "public" }, { "body": { "id": 4966, "nodeType": "Block", "src": "695:252:23", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 4922, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 4917, "name": "_value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4911, "src": "709:6:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<=", "rightExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 4918, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4897, "src": "719:8:23", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 4921, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 4919, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6573, "src": "728:3:23", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 4920, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "728:10:23", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "719:20:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "709:30:23", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 4916, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 6576, 6577 ], "referencedDeclaration": 6576, "src": "701:7:23", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$returns$__$", "typeString": "function (bool) pure" } }, "id": 4923, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "701:39:23", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4924, "nodeType": "ExpressionStatement", "src": "701:39:23" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 4930, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 4926, "name": "_to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4909, "src": "754:3:23", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 4928, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "769:1:23", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 4927, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "761:7:23", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 4929, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "761:10:23", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "754:17:23", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 4925, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 6576, 6577 ], "referencedDeclaration": 6576, "src": "746:7:23", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$returns$__$", "typeString": "function (bool) pure" } }, "id": 4931, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "746:26:23", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4932, "nodeType": "ExpressionStatement", "src": "746:26:23" }, { "expression": { "argumentTypes": null, "id": 4944, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 4933, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4897, "src": "779:8:23", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 4936, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 4934, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6573, "src": "788:3:23", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 4935, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "788:10:23", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "779:20:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 4942, "name": "_value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4911, "src": "827:6:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "baseExpression": { "argumentTypes": 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"src": "918:6:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 4957, "name": "Transfer", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5088, "src": "892:8:23", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,address,uint256)" } }, "id": 4962, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "892:33:23", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4963, "nodeType": "EmitStatement", "src": "887:38:23" }, { "expression": { "argumentTypes": null, 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"typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 4952, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "add", "nodeType": "MemberAccess", "referencedDeclaration": 4797, "src": "856:17:23", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 4954, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "856:25:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "840:41:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 4956, "nodeType": "ExpressionStatement", "src": "840:41:23" }, { "eventCall": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 4958, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6573, "src": "901:3:23", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 4959, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "901:10:23", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 4960, "name": "_to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4909, "src": "913:3:23", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 4961, "name": "_value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4911, "src": "918:6:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 4957, "name": "Transfer", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5088, "src": "892:8:23", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,address,uint256)" } }, "id": 4962, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "892:33:23", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 4963, "nodeType": "EmitStatement", "src": "887:38:23" }, { "expression": { "argumentTypes": null, "hexValue": "74727565", "id": 4964, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "938:4:23", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 4915, "id": 4965, "nodeType": "Return", "src": "931:11:23" } ] }, "documentation": "@dev Transfer token for a specified address\n@param _to The address to transfer to.\n@param _value The amount to be transferred.", "id": 4967, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [], "name": "transfer", "nodeType": "FunctionDefinition", "parameters": { "id": 4912, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4909, "name": "_to", "nodeType": "VariableDeclaration", "scope": 4967, "src": "644:11:23", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 4908, "name": "address", "nodeType": 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"bool" }, "typeName": { "id": 4913, "name": "bool", "nodeType": "ElementaryTypeName", "src": "689:4:23", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "688:6:23" }, "scope": 4980, "src": "626:321:23", "stateMutability": "nonpayable", "superFunction": 5080, "visibility": "public" }, { "body": { "id": 4978, "nodeType": "Block", "src": "1214:34:23", "statements": [ { "expression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 4974, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4897, "src": "1227:8:23", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 4976, "indexExpression": { "argumentTypes": null, "id": 4975, "name": "_owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4969, "src": "1236:6:23", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1227:16:23", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 4973, "id": 4977, "nodeType": "Return", "src": "1220:23:23" } ] }, "documentation": "@dev Gets the balance of the specified address.\n@param _owner The address to query the the balance of.\n@return An uint256 representing the amount owned by the passed address.", "id": 4979, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "balanceOf", "nodeType": "FunctionDefinition", "parameters": { "id": 4970, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4969, "name": "_owner", "nodeType": "VariableDeclaration", "scope": 4979, "src": "1168:14:23", "stateVariable": false, "storageLocation": "default", 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