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add note in api ref about unreleased features

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This commit is contained in:
Francisco Giordano
2019-08-16 20:06:35 +02:00
parent 18d7e24a2c
commit 9fdc91758d
2 changed files with 12 additions and 0 deletions
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9
contracts/math/SafeMath.sol
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@ -51,6 +51,9 @@ library SafeMath {
*
* Requirements:
* - Subtraction cannot overflow.
*
* NOTE: This is a feature of the next version of OpenZeppelin Contracts.
* @dev Get it via `npm install @openzeppelin/contracts@next`.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
@ -107,6 +110,9 @@ library SafeMath {
*
* Requirements:
* - The divisor cannot be zero.
* NOTE: This is a feature of the next version of OpenZeppelin Contracts.
* @dev Get it via `npm install @openzeppelin/contracts@next`.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
@ -142,6 +148,9 @@ library SafeMath {
*
* Requirements:
* - The divisor cannot be zero.
*
* NOTE: This is a feature of the next version of OpenZeppelin Contracts.
* @dev Get it via `npm install @openzeppelin/contracts@next`.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);

3
contracts/utils/Address.sol
View File

@ -33,6 +33,9 @@ library Address {
/**
* @dev Converts an `address` into `address payable`. Note that this is
* simply a type cast: the actual underlying value is not changed.
*
* NOTE: This is a feature of the next version of OpenZeppelin Contracts.
* @dev Get it via `npm install @openzeppelin/contracts@next`.
*/
function toPayable(address account) internal pure returns (address payable) {
return address(uint160(account));