{ "contractName": "ERC20ViewOnly", "abi": [ { "constant": true, "inputs": [], "name": "totalSupply", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "_who", "type": "address" } ], "name": "balanceOf", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "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" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "owner", "type": "address" }, { "indexed": true, "name": "spender", "type": "address" }, { "indexed": false, "name": "value", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "constant": false, "inputs": [ { "name": "", "type": "address" }, { "name": "", "type": "uint256" } ], "name": "approve", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "", "type": "address" }, { "name": "", "type": "uint256" } ], "name": "transfer", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "", "type": "address" }, { "name": "", "type": "address" }, { "name": "", "type": "uint256" } ], "name": "transferFrom", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "address" }, { "name": "", "type": "address" } ], "name": "allowance", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" } ], "metadata": "", "bytecode": "0x", "deployedBytecode": "0x", "sourceMap": "", "deployedSourceMap": "", "source": "/*\n * SPDX-License-Identitifer: GPL-3.0-or-later\n */\n\npragma solidity ^0.4.24;\n\nimport \"@aragon/os/contracts/lib/token/ERC20.sol\";\n\n\n/**\n * @title ERC20ViewOnly\n * @notice Abstract ERC20 interface that is \"view-only\" by disallowing transfers and allowances. Implementations must track account balances via another mechanism.\n * @dev Implemented functions at this level **NEVER** revert\n */\ncontract ERC20ViewOnly is ERC20 {\n string private constant ERROR_ERC20_VIEW_ONLY = \"ERC20_VIEW_ONLY\";\n\n function approve(address, uint256) public returns (bool) {\n revert(ERROR_ERC20_VIEW_ONLY);\n }\n\n function transfer(address, uint256) public returns (bool) {\n revert(ERROR_ERC20_VIEW_ONLY);\n }\n\n function transferFrom(address, address, uint256) public returns (bool) {\n revert(ERROR_ERC20_VIEW_ONLY);\n }\n\n function allowance(address, address) public view returns (uint256) {\n return 0;\n }\n}\n", "sourcePath": "@aragonone/voting-connectors-contract-utils/contracts/ERC20ViewOnly.sol", "ast": { "absolutePath": "@aragonone/voting-connectors-contract-utils/contracts/ERC20ViewOnly.sol", "exportedSymbols": { "ERC20ViewOnly": [ 10356 ] }, "id": 10357, "nodeType": "SourceUnit", "nodes": [ { "id": 10293, "literals": [ "solidity", "^", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "57:24:63" }, { "absolutePath": "@aragon/os/contracts/lib/token/ERC20.sol", "file": "@aragon/os/contracts/lib/token/ERC20.sol", "id": 10294, "nodeType": "ImportDirective", "scope": 10357, "sourceUnit": 9926, "src": "83:50:63", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 10295, "name": "ERC20", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 9925, "src": "419:5:63", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$9925", "typeString": "contract ERC20" } }, "id": 10296, "nodeType": "InheritanceSpecifier", "src": "419:5:63" } ], "contractDependencies": [ 9925 ], "contractKind": "contract", "documentation": "@title ERC20ViewOnly\n@notice Abstract ERC20 interface that is \"view-only\" by disallowing transfers and allowances. Implementations must track account balances via another mechanism.\n@dev Implemented functions at this level **NEVER** revert", "fullyImplemented": false, "id": 10356, "linearizedBaseContracts": [ 10356, 9925 ], "name": "ERC20ViewOnly", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 10299, "name": "ERROR_ERC20_VIEW_ONLY", "nodeType": "VariableDeclaration", "scope": 10356, "src": "431:65:63", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_string_memory", "typeString": "string" }, "typeName": { "id": 10297, "name": "string", "nodeType": "ElementaryTypeName", "src": "431:6:63", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": { "argumentTypes": null, "hexValue": "45524332305f564945575f4f4e4c59", "id": 10298, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "479:17:63", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_77074cdcde2cba57f94cd3c43316ab63ba995b4d0e92008e97163948ece4a6ab", "typeString": "literal_string \"ERC20_VIEW_ONLY\"" }, "value": "ERC20_VIEW_ONLY" }, "visibility": "private" }, { "body": { "id": 10312, "nodeType": "Block", "src": "560:46:63", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 10309, "name": "ERROR_ERC20_VIEW_ONLY", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10299, "src": "577:21:63", "typeDescriptions": { "typeIdentifier": "t_string_memory", "typeString": "string memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_string_memory", "typeString": "string memory" } ], "id": 10308, "name": "revert", "nodeType": "Identifier", "overloadedDeclarations": [ 10409, 10410 ], "referencedDeclaration": 10410, "src": "570:6:63", "typeDescriptions": { "typeIdentifier": "t_function_revert_pure$_t_string_memory_ptr_$returns$__$", "typeString": "function (string memory) pure" } }, "id": 10310, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "570:29:63", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10311, "nodeType": "ExpressionStatement", "src": "570:29:63" } ] }, "documentation": null, "id": 10313, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [], "name": "approve", "nodeType": "FunctionDefinition", "parameters": { "id": 10304, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10301, "name": "", "nodeType": "VariableDeclaration", "scope": 10313, "src": "520:7:63", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 10300, "name": "address", "nodeType": "ElementaryTypeName", "src": "520:7:63", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 10303, "name": "", "nodeType": "VariableDeclaration", "scope": 10313, "src": "529:7:63", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 10302, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "529:7:63", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "519:18:63" }, "payable": false, "returnParameters": { "id": 10307, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10306, "name": "", "nodeType": "VariableDeclaration", "scope": 10313, "src": "554:4:63", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", 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], "referencedDeclaration": 10410, "src": "680:6:63", "typeDescriptions": { "typeIdentifier": "t_function_revert_pure$_t_string_memory_ptr_$returns$__$", "typeString": "function (string memory) pure" } }, "id": 10324, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "680:29:63", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 10325, "nodeType": "ExpressionStatement", "src": "680:29:63" } ] }, "documentation": null, "id": 10327, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [], "name": "transfer", "nodeType": "FunctionDefinition", "parameters": { "id": 10318, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10315, "name": "", "nodeType": "VariableDeclaration", "scope": 10327, "src": "630:7:63", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { 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"storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 10332, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "762:7:63", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "743:27:63" }, "payable": false, "returnParameters": { "id": 10337, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 10336, "name": "", "nodeType": "VariableDeclaration", "scope": 10343, "src": "787:4:63", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 10335, "name": "bool", "nodeType": "ElementaryTypeName", "src": "787:4:63", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "786:6:63" }, "scope": 10356, "src": "722:117:63", "stateMutability": 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Implementations must track account balances via another mechanism.\n@dev Implemented functions at this level **NEVER** revert", "fullyImplemented": false, "id": 10356, "linearizedBaseContracts": [ 10356, 9925 ], "name": "ERC20ViewOnly", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 10299, "name": "ERROR_ERC20_VIEW_ONLY", "nodeType": "VariableDeclaration", "scope": 10356, "src": "431:65:63", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_string_memory", "typeString": "string" }, "typeName": { "id": 10297, "name": "string", "nodeType": "ElementaryTypeName", "src": "431:6:63", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": { "argumentTypes": null, "hexValue": "45524332305f564945575f4f4e4c59", "id": 10298, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "479:17:63", 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