{ "contractName": "TestDecimalsToken", "abi": [ { "inputs": [], "stateMutability": "nonpayable", "type": "constructor" }, { "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": 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"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": 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{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}.\"},\"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 value {ERC20} uses, unless this function is 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 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"source": "pragma solidity ^0.8.0;\n\n// SPDX-License-Identifier:MIT\n\nimport \"@openzeppelin/contracts/token/ERC20/ERC20.sol\";\n\ncontract TestDecimalsToken is ERC20 {\n\n constructor() ERC20(\"Test Token\", \"DEC\") {\n mint(100 ether);\n }\n\n function mint(uint amount) public {\n _mint(msg.sender, amount);\n }\n\n uint8 private _decimals;\n\n function decimals() public view virtual override returns (uint8) {\n return _decimals;\n }\n\n function setDecimals(uint8 _dec) public {\n _decimals = _dec;\n }\n}", "sourcePath": "/Users/alexf/gsn2/packages/contracts/solpp/test/TestDecimalsToken.sol", "ast": { "absolutePath": "/Users/alexf/gsn2/packages/contracts/solpp/test/TestDecimalsToken.sol", "exportedSymbols": { "Context": [ 11508 ], "ERC20": [ 10771 ], "IERC20": [ 10849 ], "IERC20Metadata": [ 10874 ], "TestDecimalsToken": [ 6431 ] }, "id": 6432, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 6382, "literals": [ "solidity", "^", "0.8", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:21" }, { "absolutePath": "@openzeppelin/contracts/token/ERC20/ERC20.sol", "file": "@openzeppelin/contracts/token/ERC20/ERC20.sol", "id": 6383, "nameLocation": "-1:-1:-1", "nodeType": "ImportDirective", "scope": 6432, "sourceUnit": 10772, "src": "57:55:21", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [ { "baseName": { "id": 6384, "name": "ERC20", "nodeType": "IdentifierPath", "referencedDeclaration": 10771, "src": "144:5:21" }, "id": 6385, "nodeType": "InheritanceSpecifier", "src": "144:5:21" } ], "contractDependencies": [], "contractKind": "contract", "fullyImplemented": true, "id": 6431, "linearizedBaseContracts": [ 6431, 10771, 10874, 10849, 11508 ], "name": "TestDecimalsToken", "nameLocation": "123:17:21", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 6396, "nodeType": "Block", "src": "198:32:21", "statements": [ { "expression": { "arguments": [ { "hexValue": "313030", "id": 6393, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "213:9:21", "subdenomination": "ether", "typeDescriptions": { "typeIdentifier": "t_rational_100000000000000000000_by_1", "typeString": "int_const 100000000000000000000" }, "value": "100" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_100000000000000000000_by_1", "typeString": "int_const 100000000000000000000" } ], "id": 6392, "name": "mint", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6409, "src": "208:4:21", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$", "typeString": "function (uint256)" } }, "id": 6394, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "208:15:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6395, "nodeType": "ExpressionStatement", "src": "208:15:21" } ] }, "id": 6397, "implemented": true, "kind": "constructor", "modifiers": [ { "arguments": [ { "hexValue": "5465737420546f6b656e", "id": 6388, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "177:12:21", "typeDescriptions": { "typeIdentifier": "t_stringliteral_81e8ad438398ab0d4a2a7ecb159490c091bb27c67ace5181f70084e30fadaea2", "typeString": "literal_string \"Test Token\"" }, "value": "Test Token" }, { "hexValue": "444543", "id": 6389, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "191:5:21", "typeDescriptions": { "typeIdentifier": "t_stringliteral_c8117e3bb0a5365f1188f80e2df06c2b6996766cd83da2c646f5f9e14dcfbd17", "typeString": "literal_string \"DEC\"" }, "value": "DEC" } ], "id": 6390, "kind": "baseConstructorSpecifier", "modifierName": { "id": 6387, 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"280:25:21", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 6407, "nodeType": "ExpressionStatement", "src": "280:25:21" } ] }, "functionSelector": "a0712d68", "id": 6409, "implemented": true, "kind": "function", "modifiers": [], "name": "mint", "nameLocation": "245:4:21", "nodeType": "FunctionDefinition", "parameters": { "id": 6400, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 6399, "mutability": "mutable", "name": "amount", "nameLocation": "255:6:21", "nodeType": "VariableDeclaration", "scope": 6409, "src": "250:11:21", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 6398, "name": "uint", "nodeType": "ElementaryTypeName", "src": "250:4:21", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "249:13:21" }, "returnParameters": { 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"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}." }, "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 value {ERC20} uses, unless this function is 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 } }