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style changes to base token

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This commit is contained in:
Manuel Araoz
2016-10-12 20:07:15 -03:00
parent f53ec8613e
commit f8c486ea1b
1 changed files with 35 additions and 33 deletions
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68
contracts/BaseToken.sol
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@ -7,48 +7,50 @@ import './ERC20.sol';
* ERC 20 token * ERC 20 token
* *
* https://github.com/ethereum/EIPs/issues/20 * https://github.com/ethereum/EIPs/issues/20
* Based on original code by FirstBlood: * Based on code by FirstBlood:
* https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol * https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*/ */
contract BaseToken is ERC20 { contract BaseToken is ERC20 {
function transfer(address _to, uint256 _value) returns (bool success) { mapping(address => uint256) balances;
if (balances[msg.sender] >= _value && balances[_to] + _value > balances[_to]) { mapping (address => mapping (address => uint256)) allowed;
balances[msg.sender] -= _value; uint256 public totalSupply;
balances[_to] += _value;
Transfer(msg.sender, _to, _value);
return true;
} else { return false; }
}
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value > balances[_to]) {
balances[_to] += _value;
balances[_from] -= _value;
allowed[_from][msg.sender] -= _value;
Transfer(_from, _to, _value);
return true;
} else { return false; }
}
function balanceOf(address _owner) constant returns (uint256 balance) { function transfer(address _to, uint256 _value) returns (bool success) {
return balances[_owner]; if (balances[msg.sender] >= _value &&
} balances[_to] + _value > balances[_to]) {
balances[msg.sender] -= _value;
balances[_to] += _value;
Transfer(msg.sender, _to, _value);
return true;
} else { return false; }
}
function approve(address _spender, uint256 _value) returns (bool success) { function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
allowed[msg.sender][_spender] = _value; if (balances[_from] >= _value &&
Approval(msg.sender, _spender, _value); allowed[_from][msg.sender] >= _value &&
return true; balances[_to] + _value > balances[_to]) {
} balances[_to] += _value;
balances[_from] -= _value;
allowed[_from][msg.sender] -= _value;
Transfer(_from, _to, _value);
return true;
} else { return false; }
}
function allowance(address _owner, address _spender) constant returns (uint256 remaining) { function balanceOf(address _owner) constant returns (uint256 balance) {
return allowed[_owner][_spender]; return balances[_owner];
} }
mapping(address => uint256) balances; function approve(address _spender, uint256 _value) returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
mapping (address => mapping (address => uint256)) allowed; function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
uint256 public totalSupply; }
} }