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Merge pull request #89 from maraoz/std-token

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Remove redundant checks in StandardToken
This commit is contained in:
Manuel Aráoz
2016-11-23 17:40:32 -08:00
committed by GitHub
parent e2051734c2 8b1f1ab67b
commit 390e22dfae
1 changed files with 1 additions and 8 deletions
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9
contracts/token/StandardToken.sol
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@ -16,9 +16,6 @@ contract StandardToken is ERC20, SafeMath {
mapping (address => mapping (address => uint)) allowed;
function transfer(address _to, uint _value) returns (bool success) {
if (balances[msg.sender] < _value) {
throw;
}
balances[msg.sender] = safeSub(balances[msg.sender], _value);
balances[_to] = safeAdd(balances[_to], _value);
Transfer(msg.sender, _to, _value);
@ -27,11 +24,7 @@ contract StandardToken is ERC20, SafeMath {
function transferFrom(address _from, address _to, uint _value) returns (bool success) {
var _allowance = allowed[_from][msg.sender];
if (balances[_from] < _value ||
_allowance < _value) {
throw;
}
balances[_to] = safeAdd(balances[_to], _value);
balances[_from] = safeSub(balances[_from], _value);
allowed[_from][msg.sender] = safeSub(_allowance, _value);