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Update documentation.

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This commit is contained in:
Daniel Kirchner 2018-08-16 01:09:40 +02:00
parent 0011f8aef9
commit cf69433f23
2 changed files with 6 additions and 3 deletions
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6
docs/contracts.rst
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@ -406,7 +406,8 @@ inheritable properties of contracts and may be overridden by derived contracts.
/// The `return 7` statement assigns 7 to the return value but still /// The `return 7` statement assigns 7 to the return value but still
/// executes the statement `locked = false` in the modifier. /// executes the statement `locked = false` in the modifier.
function f() public noReentrancy returns (uint) { function f() public noReentrancy returns (uint) {
require(msg.sender.call("")); (bool success,) = msg.sender.call("");
require(success);
return 7; return 7;
} }
} }
@ -645,7 +646,8 @@ Like any function, the fallback function can execute complex operations as long
contract Caller { contract Caller {
function callTest(Test test) public returns (bool) { function callTest(Test test) public returns (bool) {
require(address(test).call(abi.encodeWithSignature("nonExistingFunction()"))); (bool success,) = address(test).call(abi.encodeWithSignature("nonExistingFunction()"));
require(success);
// results in test.x becoming == 1. // results in test.x becoming == 1.
// If someone sends ether to that contract, // If someone sends ether to that contract,

3
docs/security-considerations.rst
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@ -86,7 +86,8 @@ as it uses ``call`` which forwards all remaining gas by default:
mapping(address => uint) shares; mapping(address => uint) shares;
/// Withdraw your share. /// Withdraw your share.
function withdraw() public { function withdraw() public {
if (msg.sender.call.value(shares[msg.sender])("")) (bool success,) = msg.sender.call.value(shares[msg.sender])("");
if (success)
shares[msg.sender] = 0; shares[msg.sender] = 0;
} }
} }