# Snapshot report for `src/transform-0.8.test.ts` The actual snapshot is saved in `transform-0.8.test.ts.snap`. Generated by [AVA](https://avajs.dev). ## rename parents in solidity 0.8 > Snapshot 1 `// SPDX-License-Identifier: UNLICENSED␊ pragma solidity ^0.8;␊ ␊ contract A {␊ function foo() external virtual {}␊ }␊ ␊ contract B is AUpgradeable {␊ /// @inheritdoc AUpgradeable␊ function foo() external override {}␊ }␊ ␊ library L {␊ struct S {␊ uint x;␊ }␊ }␊ ␊ contract U {␊ using LUpgradeable for LUpgradeable.S;␊ }␊ ` ## correctly index when utf8 characters > Snapshot 1 `// SPDX-License-Identifier: MIT␊ ␊ pragma solidity ^0.8.0;␊ ␊ library StringsUpgradeable {␊ function toString(uint256) internal pure returns (string memory) {␊ return "";␊ }␊ }␊ ␊ library ECDSAUpgradeable {␊ enum RecoverError {␊ InvalidSignature␊ }␊ ␊ function tryRecover(bytes32, uint8, bytes32, bytes32) internal pure returns (address, RecoverError) {␊ // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}␊ return (address(0), RecoverError.InvalidSignature);␊ }␊ ␊ function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {␊ return keccak256(abi.encodePacked("\\x19Ethereum Signed Message:\\n", StringsUpgradeable.toString(s.length), s));␊ }␊ }␊ ␊ /**␊ * - https://docs.tokenbridge.net/eth-xdai-amb-bridge/about-the-eth-xdai-amb[ETH ⇌ xDai]␊ * - https://docs.tokenbridge.net/eth-qdai-bridge/about-the-eth-qdai-amb[ETH ⇌ qDai]␊ * - https://docs.tokenbridge.net/eth-etc-amb-bridge/about-the-eth-etc-amb[ETH ⇌ ETC]␊ */␊ contract CrossChainEnabledAMBUpgradeable {␊ }␊ ␊ ` ## preserves immutable if allowed > Snapshot 1 `// SPDX-License-Identifier: MIT␊ pragma solidity ^0.8.2;␊ ␊ contract T1 {␊ function __T1_init() internal onlyInitializing {␊ __T1_init_unchained();␊ }␊ ␊ function __T1_init_unchained() internal onlyInitializing {␊ a = 1;␊ c = 3;␊ }␊ uint a;␊ /// @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment␊ uint immutable b = 4;␊ uint c;␊ }␊ ␊ contract T2 {␊ uint a = 1;␊ /// @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment␊ uint immutable b = 4;␊ uint c;␊ /// @custom:oz-upgrades-unsafe-allow constructor␊ constructor(uint _c) {␊ c = _c;␊ }␊ }␊ ␊ abstract contract T3 is T2 {␊ function __T3_init() internal onlyInitializing {␊ }␊ ␊ function __T3_init_unchained() internal onlyInitializing {␊ }␊ }␊ ` ## custom contract size > Snapshot 1 `// SPDX-License-Identifier: UNLICENSED␊ pragma solidity ^0.8;␊ ␊ enum SomeEnum {␊ One,␊ Two,␊ Three␊ }␊ ␊ struct OneAndAHalfSlot {␊ uint256 x;␊ uint128 y;␊ }␊ ␊ contract SizeDefault {␊ /// @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment␊ uint immutable w1 = block.number;␊ /// @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment␊ uint immutable w2 = block.timestamp;␊ uint x; // slot 0 (after conversion to private)␊ uint constant y = 1;␊ uint224 z0; // slot 1␊ uint256 z1; // slot 2␊ uint32 z2; // slot 3␊ OneAndAHalfSlot s1; // slot 4&5␊ OneAndAHalfSlot s2; // slot 6&7␊ uint32 z3; // slot 8␊ uint32 z4; // slot 8␊ uint32 z5; // slot 8␊ uint64[5] a1; // slot 9&10␊ uint64[3] a2; // slot 11␊ SizeDefault c; // slot 12␊ SomeEnum e1; // slot 12␊ SomeEnum e2; // slot 12␊ SomeEnum e3; // slot 12␊ address payable blockhole; // slot 13␊ ␊ function __SizeDefault_init(uint _x) internal onlyInitializing {␊ __SizeDefault_init_unchained(_x);␊ }␊ ␊ function __SizeDefault_init_unchained(uint _x) internal onlyInitializing {␊ c = this;␊ e1 = SomeEnum.One;␊ e2 = SomeEnum.Two;␊ e3 = SomeEnum.Three;␊ blockhole = payable(0);␊ x = _x;␊ }␊ // gap should be 36 = 50 - 14␊ ␊ /**␊ * @dev This empty reserved space is put in place to allow future versions to add new␊ * variables without shifting down storage in the inheritance chain.␊ * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps␊ */␊ uint256[36] private __gap;␊ }␊ ␊ /// @custom:storage-size 128␊ contract SizeOverride {␊ /// @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment␊ uint immutable w1 = block.number;␊ /// @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment␊ uint immutable w2 = block.timestamp;␊ uint x; // slot 0 (after conversion to private)␊ uint constant y = 1;␊ uint224 z0; // slot 1␊ uint256 z1; // slot 2␊ uint32 z2; // slot 3␊ OneAndAHalfSlot s1; // slot 4&5␊ OneAndAHalfSlot s2; // slot 6&7␊ uint32 z3; // slot 8␊ uint32 z4; // slot 8␊ uint32 z5; // slot 8␊ uint64[5] a1; // slot 9&10␊ uint64[3] a2 ; // slot 11␊ SizeOverride c; // slot 12␊ SomeEnum e1; // slot 12␊ SomeEnum e2; // slot 12␊ SomeEnum e3; // slot 12␊ address payable blockhole; // slot 13␊ ␊ function __SizeOverride_init(uint _x) internal onlyInitializing {␊ __SizeOverride_init_unchained(_x);␊ }␊ ␊ function __SizeOverride_init_unchained(uint _x) internal onlyInitializing {␊ c = this;␊ e1 = SomeEnum.One;␊ e2 = SomeEnum.Two;␊ e3 = SomeEnum.Three;␊ blockhole = payable(0);␊ x = _x;␊ }␊ // gap should be 114 = 128 - 14␊ ␊ /**␊ * @dev This empty reserved space is put in place to allow future versions to add new␊ * variables without shifting down storage in the inheritance chain.␊ * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps␊ */␊ uint256[114] private __gap;␊ }␊ `