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improve warnings and notes

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This commit is contained in:
Francisco Giordano
2023-07-13 19:08:36 -03:00
parent a023cad591
commit caabbf3c46
1 changed files with 4 additions and 2 deletions
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6
contracts/token/ERC721/ERC721.sol
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@ -226,8 +226,8 @@ abstract contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Er
* NOTE: the value is limited to type(uint128).max. This protect against _balance overflow. It is unrealistic that
* a uint256 would ever overflow from increments when these increments are bounded to uint128 values.
*
* WARNING: Increassing an account's balance using this function should go in pair with an override of the
* {_ownerOf} function that resolve the ownership of the corresponding tokens so that balances and ownerships
* WARNING: Increasing an account's balance using this function tends to be paired with an override of the
* {_ownerOf} function to resolve the ownership of the corresponding tokens so that balances and ownership
* remain consistent with one another.
*/
function _increaseBalance(address account, uint128 value) internal virtual {
@ -244,6 +244,8 @@ abstract contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Er
* `auth` is either the owner of the token, or approved to operate on the token (by the owner).
*
* Emits a {Transfer} event.
*
* NOTE: If overriding this function in a way that tracks balances, see also {_increaseBalance}.
*/
function _update(address to, uint256 tokenId, address auth) internal virtual returns (address) {
address from = _ownerOf(tokenId);