OpenZeppelin/cairo-contracts v4.0.0

on GitHub

Summary

Added

• SafeERC20DispatcherTrait in openzeppelin_token::erc20::utils with assert_transfer, assert_transfer_from, assert_increase_allowance, and assert_decrease_allowance (#1683)
• ERC-3156 standard interfaces and ERC20FlashMintComponent extension (#1608)
• IERC6909MetadataAdmin and IERC6909ContentUriAdmin interfaces to openzeppelin_interfaces::token::erc6909 (#1676)
• Embeddable Ownable, AccessControl, and AccessControlDefaultAdminRules admin impls for ERC6909MetadataComponent and ERC6909ContentURIComponent (#1676)
• openzeppelin_utils
  • Added lower_lookup support to checkpoint utilities (#1630)
  • Added BitMap struct and associated helpers to openzeppelin_utils::structs::bitmap (#1630)
• ERC721ConsecutiveComponent extension (#1630)
• ERC-6909 standard implementation and extensions (#1594)
  • Introduced ERC6909Component and extension components: ERC6909ContentURIComponent, ERC6909MetadataComponent, and ERC6909TokenSupplyComponent.
  • Added standard interfaces: IERC6909, IERC6909Metadata, IERC6909TokenSupply, and IERC6909ContentUri.
  • Added the ERC6909ABI trait, covering the full ERC-6909 token functionality, including all supported extensions.
• IERC1155Supply interface and ERC1155SupplyComponent extension for total supply tracking (#1632)
• IERC721Wrapper interface and ERC721WrapperComponent for ERC-721 wrapping and unwrapping (#1625)
• IERC20Wrapper interface and ERC20WrapperComponent for ERC-20 wrapping and unwrapping (#1617)
• ERC721URIStorageComponent for customizable token URI storage (#1639)
• ERC1155URIStorageComponent for customizable token URI storage (#1642)
• generate_spy_event_helpers macro (#1481)
• with_components support for the newly added components, including ERC-6909, ERC721Consecutive, and ERC20FlashMint (#1594, #1635, #1660, #1691)

Changed

• Bump scarb to v2.18.0 (#1677)
• Improved macro argument matching through Scarb token spans (#1681)

Changed (Breaking)

• ERC20WrapperComponent failed-transfer error changed to 'SafeERC20: failed operation'; removed Errors::TRANSFER_FAILED (#1683)
• ERC4626SelfAssetsManagement failed-transfer error changed to 'SafeERC20: failed operation'; removed ERC4626Component::Errors::TOKEN_TRANSFER_FAILED (#1683)
• VestingComponent.release failed-transfer error changed to 'SafeERC20: failed operation'; removed Errors::TOKEN_TRANSFER_FAILED (#1683)
• Simplified ERC6909MetadataComponent.initializer to only register the SRC5 interface, matching the other ERC-6909 extensions (#1676)
• Renamed ERC6909MetadataComponent internal setters to _set_token_name, _set_token_symbol, and _set_token_decimals (#1676)
• Renamed ERC6909ContentURIComponent internal setters to _set_contract_uri and _set_token_uri (#1676)
• Added ERC721TokenOwnerTrait hook as a dependency to ERC721Component implementations (#1630)
  • Included ERC721OwnerOfDefaultImpl to support the default use case

Fixed

• Recognize fully qualified trait paths when validating with_components integrations (#1731)
• Recognize initializer_no_metadata as a valid ERC-721 and ERC-1155 initializer (#1732)
• Warn when the ERC-6909 token-supply hook is not wired (#1733)
• Warn when Votes hooks are missing or combined with integrations that require special handling (#1734)
• Reject reserved SNIP-12 type names in the type_hash macro (#1736)
• Reject multiple or bare snip12 attributes instead of silently ignoring them (#1737)
• Reject duplicate keys in a snip12 attribute (#1738)
• Support the SNIP-12 bool and string basic types (#1739)
• Detect duplicate encoded member and enum-variant names (#1740)
• JSON-escape user-provided names in encoded SNIP-12 types (#1741)
• Stop emitting the immutable-config warning for ERC20FlashMintComponent (#1743)
• Reject tuple members because SNIP-12 does not specify their encoding (#1744)

Full Changes List

• Backport v4.0.0 audit remediations by @ericnordelo in #1753

Full Changelog: v4.0.0-rc.1...v4.0.0