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Diffstat (limited to 'contracts/erc721')
21 files changed, 1404 insertions, 0 deletions
diff --git a/contracts/erc721/.solhintignore b/contracts/erc721/.solhintignore new file mode 100644 index 000000000..1e33ec53b --- /dev/null +++ b/contracts/erc721/.solhintignore @@ -0,0 +1,3 @@ +contracts/tokens/ZRXToken/ERC20Token_v1.sol +contracts/tokens/ZRXToken/Token_v1.sol +contracts/tokens/ZRXToken/UnlimitedAllowanceToken_v1.sol diff --git a/contracts/erc721/CHANGELOG.json b/contracts/erc721/CHANGELOG.json new file mode 100644 index 000000000..724ab1e4a --- /dev/null +++ b/contracts/erc721/CHANGELOG.json @@ -0,0 +1,56 @@ +[ + { + "version": "2.0.0", + "changes": [ + { + "note": "Upgrade the bignumber.js to v8.0.2", + "pr": 1517 + } + ] + }, + { + "timestamp": 1547747677, + "version": "1.0.6", + "changes": [ + { + "note": "Dependencies updated" + } + ] + }, + { + "timestamp": 1547561734, + "version": "1.0.5", + "changes": [ + { + "note": "Dependencies updated" + } + ] + }, + { + "timestamp": 1547225310, + "version": "1.0.4", + "changes": [ + { + "note": "Dependencies updated" + } + ] + }, + { + "timestamp": 1547040760, + "version": "1.0.3", + "changes": [ + { + "note": "Dependencies updated" + } + ] + }, + { + "timestamp": 1544741676, + "version": "1.0.2", + "changes": [ + { + "note": "Dependencies updated" + } + ] + } +] diff --git a/contracts/erc721/CHANGELOG.md b/contracts/erc721/CHANGELOG.md new file mode 100644 index 000000000..59d0804da --- /dev/null +++ b/contracts/erc721/CHANGELOG.md @@ -0,0 +1,26 @@ +<!-- +changelogUtils.file is auto-generated using the monorepo-scripts package. Don't edit directly. +Edit the package's CHANGELOG.json file only. +--> + +CHANGELOG + +## v1.0.6 - _January 17, 2019_ + + * Dependencies updated + +## v1.0.5 - _January 15, 2019_ + + * Dependencies updated + +## v1.0.4 - _January 11, 2019_ + + * Dependencies updated + +## v1.0.3 - _January 9, 2019_ + + * Dependencies updated + +## v1.0.2 - _December 13, 2018_ + + * Dependencies updated diff --git a/contracts/erc721/DEPLOYS.json b/contracts/erc721/DEPLOYS.json new file mode 100644 index 000000000..5ff58c035 --- /dev/null +++ b/contracts/erc721/DEPLOYS.json @@ -0,0 +1,16 @@ +[ + { + "name": "ZRXToken", + "version": "1.0.0", + "changes": [ + { + "note": "protocol v1 deploy", + "networks": { + "1": "0xe41d2489571d322189246dafa5ebde1f4699f498", + "3": "0xff67881f8d12f372d91baae9752eb3631ff0ed00", + "42": "0x2002d3812f58e35f0ea1ffbf80a75a38c32175fa" + } + } + ] + } +] diff --git a/contracts/erc721/README.md b/contracts/erc721/README.md new file mode 100644 index 000000000..2d1db92f0 --- /dev/null +++ b/contracts/erc721/README.md @@ -0,0 +1,74 @@ +## Token contracts + +Token smart contracts that are used in the 0x protocol. Addresses of the deployed contracts can be found in the 0x [wiki](https://0xproject.com/wiki#Deployed-Addresses) or the [CHANGELOG](./CHANGELOG.json) of this package. + +## Usage + +Token contracts that make up and interact with version 2.0.0 of the protocol can be found in the [contracts](./contracts) directory. The contents of this directory are broken down into the following subdirectories: + +- [tokens](./contracts/tokens) + - This directory contains implementations of different tokens and token standards, including [wETH](https://weth.io/), ZRX, [ERC20](https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20.md), and [ERC721](https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md). +- [test](./contracts/test) + - This directory contains mocks and other contracts that are used solely for testing contracts within the other directories. + +## Bug bounty + +A bug bounty for the 2.0.0 contracts is ongoing! Instructions can be found [here](https://0xproject.com/wiki#Bug-Bounty). + +## Contributing + +We strongly recommend that the community help us make improvements and determine the future direction of the protocol. To report bugs within this package, please create an issue in this repository. + +For proposals regarding the 0x protocol's smart contract architecture, message format, or additional functionality, go to the [0x Improvement Proposals (ZEIPs)](https://github.com/0xProject/ZEIPs) repository and follow the contribution guidelines provided therein. + +Please read our [contribution guidelines](../../CONTRIBUTING.md) before getting started. + +### Install Dependencies + +If you don't have yarn workspaces enabled (Yarn < v1.0) - enable them: + +```bash +yarn config set workspaces-experimental true +``` + +Then install dependencies + +```bash +yarn install +``` + +### Build + +To build this package and all other monorepo packages that it depends on, run the following from the monorepo root directory: + +```bash +PKG=@0x/contracts-tokens yarn build +``` + +Or continuously rebuild on change: + +```bash +PKG=@0x/contracts-tokens yarn watch +``` + +### Clean + +```bash +yarn clean +``` + +### Lint + +```bash +yarn lint +``` + +### Run Tests + +```bash +yarn test +``` + +#### Testing options + +Contracts testing options like coverage, profiling, revert traces or backing node choosing - are described [here](../TESTING.md). diff --git a/contracts/erc721/compiler.json b/contracts/erc721/compiler.json new file mode 100644 index 000000000..c5f07ddb8 --- /dev/null +++ b/contracts/erc721/compiler.json @@ -0,0 +1,30 @@ +{ + "artifactsDir": "./generated-artifacts", + "contractsDir": "./contracts", + "compilerSettings": { + "optimizer": { + "enabled": true, + "runs": 1000000 + }, + "outputSelection": { + "*": { + "*": [ + "abi", + "evm.bytecode.object", + "evm.bytecode.sourceMap", + "evm.deployedBytecode.object", + "evm.deployedBytecode.sourceMap" + ] + } + } + }, + "contracts": [ + "DummyERC721Receiver", + "InvalidERC721Receiver", + "DummyERC721Token", + "ERC721Token", + "IERC721Receiver", + "IERC721Token", + "MintableERC721Token" + ] +} diff --git a/contracts/erc721/contracts/src/ERC721Token.sol b/contracts/erc721/contracts/src/ERC721Token.sol new file mode 100644 index 000000000..32f70ccf8 --- /dev/null +++ b/contracts/erc721/contracts/src/ERC721Token.sol @@ -0,0 +1,277 @@ +/* + + Copyright 2018 ZeroEx Intl. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +*/ + +pragma solidity ^0.4.24; + +import "./interfaces/IERC721Token.sol"; +import "./interfaces/IERC721Receiver.sol"; +import "@0x/contracts-utils/contracts/src/SafeMath.sol"; + + +contract ERC721Token is + IERC721Token, + SafeMath +{ + // Function selector for ERC721Receiver.onERC721Received + // 0x150b7a02 + bytes4 constant internal ERC721_RECEIVED = bytes4(keccak256("onERC721Received(address,address,uint256,bytes)")); + + // Mapping of tokenId => owner + mapping (uint256 => address) internal owners; + + // Mapping of tokenId => approved address + mapping (uint256 => address) internal approvals; + + // Mapping of owner => number of tokens owned + mapping (address => uint256) internal balances; + + // Mapping of owner => operator => approved + mapping (address => mapping (address => bool)) internal operatorApprovals; + + /// @notice Transfers the ownership of an NFT from one address to another address + /// @dev Throws unless `msg.sender` is the current owner, an authorized + /// operator, or the approved address for this NFT. Throws if `_from` is + /// not the current owner. Throws if `_to` is the zero address. Throws if + /// `_tokenId` is not a valid NFT. When transfer is complete, this function + /// checks if `_to` is a smart contract (code size > 0). If so, it calls + /// `onERC721Received` on `_to` and throws if the return value is not + /// `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`. + /// @param _from The current owner of the NFT + /// @param _to The new owner + /// @param _tokenId The NFT to transfer + /// @param _data Additional data with no specified format, sent in call to `_to` + function safeTransferFrom( + address _from, + address _to, + uint256 _tokenId, + bytes _data + ) + external + { + transferFrom( + _from, + _to, + _tokenId + ); + + uint256 receiverCodeSize; + assembly { + receiverCodeSize := extcodesize(_to) + } + if (receiverCodeSize > 0) { + bytes4 selector = IERC721Receiver(_to).onERC721Received( + msg.sender, + _from, + _tokenId, + _data + ); + require( + selector == ERC721_RECEIVED, + "ERC721_INVALID_SELECTOR" + ); + } + } + + /// @notice Transfers the ownership of an NFT from one address to another address + /// @dev This works identically to the other function with an extra data parameter, + /// except this function just sets data to "". + /// @param _from The current owner of the NFT + /// @param _to The new owner + /// @param _tokenId The NFT to transfer + function safeTransferFrom( + address _from, + address _to, + uint256 _tokenId + ) + external + { + transferFrom( + _from, + _to, + _tokenId + ); + + uint256 receiverCodeSize; + assembly { + receiverCodeSize := extcodesize(_to) + } + if (receiverCodeSize > 0) { + bytes4 selector = IERC721Receiver(_to).onERC721Received( + msg.sender, + _from, + _tokenId, + "" + ); + require( + selector == ERC721_RECEIVED, + "ERC721_INVALID_SELECTOR" + ); + } + } + + /// @notice Change or reaffirm the approved address for an NFT + /// @dev The zero address indicates there is no approved address. + /// Throws unless `msg.sender` is the current NFT owner, or an authorized + /// operator of the current owner. + /// @param _approved The new approved NFT controller + /// @param _tokenId The NFT to approve + function approve(address _approved, uint256 _tokenId) + external + { + address owner = ownerOf(_tokenId); + require( + msg.sender == owner || isApprovedForAll(owner, msg.sender), + "ERC721_INVALID_SENDER" + ); + + approvals[_tokenId] = _approved; + emit Approval( + owner, + _approved, + _tokenId + ); + } + + /// @notice Enable or disable approval for a third party ("operator") to manage + /// all of `msg.sender`'s assets + /// @dev Emits the ApprovalForAll event. The contract MUST allow + /// multiple operators per owner. + /// @param _operator Address to add to the set of authorized operators + /// @param _approved True if the operator is approved, false to revoke approval + function setApprovalForAll(address _operator, bool _approved) + external + { + operatorApprovals[msg.sender][_operator] = _approved; + emit ApprovalForAll( + msg.sender, + _operator, + _approved + ); + } + + /// @notice Count all NFTs assigned to an owner + /// @dev NFTs assigned to the zero address are considered invalid, and this + /// function throws for queries about the zero address. + /// @param _owner An address for whom to query the balance + /// @return The number of NFTs owned by `_owner`, possibly zero + function balanceOf(address _owner) + external + view + returns (uint256) + { + require( + _owner != address(0), + "ERC721_ZERO_OWNER" + ); + return balances[_owner]; + } + + /// @notice Transfer ownership of an NFT -- THE CALLER IS RESPONSIBLE + /// TO CONFIRM THAT `_to` IS CAPABLE OF RECEIVING NFTS OR ELSE + /// THEY MAY BE PERMANENTLY LOST + /// @dev Throws unless `msg.sender` is the current owner, an authorized + /// operator, or the approved address for this NFT. Throws if `_from` is + /// not the current owner. Throws if `_to` is the zero address. Throws if + /// `_tokenId` is not a valid NFT. + /// @param _from The current owner of the NFT + /// @param _to The new owner + /// @param _tokenId The NFT to transfer + function transferFrom( + address _from, + address _to, + uint256 _tokenId + ) + public + { + require( + _to != address(0), + "ERC721_ZERO_TO_ADDRESS" + ); + + address owner = ownerOf(_tokenId); + require( + _from == owner, + "ERC721_OWNER_MISMATCH" + ); + + address spender = msg.sender; + address approvedAddress = getApproved(_tokenId); + require( + spender == owner || + isApprovedForAll(owner, spender) || + approvedAddress == spender, + "ERC721_INVALID_SPENDER" + ); + + if (approvedAddress != address(0)) { + approvals[_tokenId] = address(0); + } + + owners[_tokenId] = _to; + balances[_from] = safeSub(balances[_from], 1); + balances[_to] = safeAdd(balances[_to], 1); + + emit Transfer( + _from, + _to, + _tokenId + ); + } + + /// @notice Find the owner of an NFT + /// @dev NFTs assigned to zero address are considered invalid, and queries + /// about them do throw. + /// @param _tokenId The identifier for an NFT + /// @return The address of the owner of the NFT + function ownerOf(uint256 _tokenId) + public + view + returns (address) + { + address owner = owners[_tokenId]; + require( + owner != address(0), + "ERC721_ZERO_OWNER" + ); + return owner; + } + + /// @notice Get the approved address for a single NFT + /// @dev Throws if `_tokenId` is not a valid NFT. + /// @param _tokenId The NFT to find the approved address for + /// @return The approved address for this NFT, or the zero address if there is none + function getApproved(uint256 _tokenId) + public + view + returns (address) + { + return approvals[_tokenId]; + } + + /// @notice Query if an address is an authorized operator for another address + /// @param _owner The address that owns the NFTs + /// @param _operator The address that acts on behalf of the owner + /// @return True if `_operator` is an approved operator for `_owner`, false otherwise + function isApprovedForAll(address _owner, address _operator) + public + view + returns (bool) + { + return operatorApprovals[_owner][_operator]; + } +} diff --git a/contracts/erc721/contracts/src/MintableERC721Token.sol b/contracts/erc721/contracts/src/MintableERC721Token.sol new file mode 100644 index 000000000..27326d857 --- /dev/null +++ b/contracts/erc721/contracts/src/MintableERC721Token.sol @@ -0,0 +1,82 @@ +/* + + Copyright 2018 ZeroEx Intl. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +*/ + +pragma solidity ^0.4.24; + +import "./ERC721Token.sol"; + + +contract MintableERC721Token is + ERC721Token +{ + /// @dev Function to mint a new token + /// Reverts if the given token ID already exists + /// @param _to Address of the beneficiary that will own the minted token + /// @param _tokenId ID of the token to be minted by the msg.sender + function _mint(address _to, uint256 _tokenId) + internal + { + require( + _to != address(0), + "ERC721_ZERO_TO_ADDRESS" + ); + + address owner = owners[_tokenId]; + require( + owner == address(0), + "ERC721_OWNER_ALREADY_EXISTS" + ); + + owners[_tokenId] = _to; + balances[_to] = safeAdd(balances[_to], 1); + + emit Transfer( + address(0), + _to, + _tokenId + ); + } + + /// @dev Function to burn a token + /// Reverts if the given token ID doesn't exist + /// @param _owner Owner of token with given token ID + /// @param _tokenId ID of the token to be burned by the msg.sender + function _burn(address _owner, uint256 _tokenId) + internal + { + require( + _owner != address(0), + "ERC721_ZERO_OWNER_ADDRESS" + ); + + address owner = owners[_tokenId]; + require( + owner == _owner, + "ERC721_OWNER_MISMATCH" + ); + + owners[_tokenId] = address(0); + balances[_owner] = safeSub(balances[_owner], 1); + + emit Transfer( + _owner, + address(0), + _tokenId + ); + } +} diff --git a/contracts/erc721/contracts/src/interfaces/IERC721Receiver.sol b/contracts/erc721/contracts/src/interfaces/IERC721Receiver.sol new file mode 100644 index 000000000..c3ad35ede --- /dev/null +++ b/contracts/erc721/contracts/src/interfaces/IERC721Receiver.sol @@ -0,0 +1,44 @@ +/* + + Copyright 2018 ZeroEx Intl. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +*/ + +pragma solidity ^0.4.24; + + +contract IERC721Receiver { + + /// @notice Handle the receipt of an NFT + /// @dev The ERC721 smart contract calls this function on the recipient + /// after a `transfer`. This function MAY throw to revert and reject the + /// transfer. Return of other than the magic value MUST result in the + /// transaction being reverted. + /// Note: the contract address is always the message sender. + /// @param _operator The address which called `safeTransferFrom` function + /// @param _from The address which previously owned the token + /// @param _tokenId The NFT identifier which is being transferred + /// @param _data Additional data with no specified format + /// @return `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))` + /// unless throwing + function onERC721Received( + address _operator, + address _from, + uint256 _tokenId, + bytes _data + ) + external + returns (bytes4); +} diff --git a/contracts/erc721/contracts/src/interfaces/IERC721Token.sol b/contracts/erc721/contracts/src/interfaces/IERC721Token.sol new file mode 100644 index 000000000..56a3314df --- /dev/null +++ b/contracts/erc721/contracts/src/interfaces/IERC721Token.sol @@ -0,0 +1,158 @@ +/* + + Copyright 2018 ZeroEx Intl. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +*/ + +pragma solidity ^0.4.24; + + +contract IERC721Token { + + /// @dev This emits when ownership of any NFT changes by any mechanism. + /// This event emits when NFTs are created (`from` == 0) and destroyed + /// (`to` == 0). Exception: during contract creation, any number of NFTs + /// may be created and assigned without emitting Transfer. At the time of + /// any transfer, the approved address for that NFT (if any) is reset to none. + event Transfer( + address indexed _from, + address indexed _to, + uint256 indexed _tokenId + ); + + /// @dev This emits when the approved address for an NFT is changed or + /// reaffirmed. The zero address indicates there is no approved address. + /// When a Transfer event emits, this also indicates that the approved + /// address for that NFT (if any) is reset to none. + event Approval( + address indexed _owner, + address indexed _approved, + uint256 indexed _tokenId + ); + + /// @dev This emits when an operator is enabled or disabled for an owner. + /// The operator can manage all NFTs of the owner. + event ApprovalForAll( + address indexed _owner, + address indexed _operator, + bool _approved + ); + + /// @notice Transfers the ownership of an NFT from one address to another address + /// @dev Throws unless `msg.sender` is the current owner, an authorized + /// perator, or the approved address for this NFT. Throws if `_from` is + /// not the current owner. Throws if `_to` is the zero address. Throws if + /// `_tokenId` is not a valid NFT. When transfer is complete, this function + /// checks if `_to` is a smart contract (code size > 0). If so, it calls + /// `onERC721Received` on `_to` and throws if the return value is not + /// `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`. + /// @param _from The current owner of the NFT + /// @param _to The new owner + /// @param _tokenId The NFT to transfer + /// @param _data Additional data with no specified format, sent in call to `_to` + function safeTransferFrom( + address _from, + address _to, + uint256 _tokenId, + bytes _data + ) + external; + + /// @notice Transfers the ownership of an NFT from one address to another address + /// @dev This works identically to the other function with an extra data parameter, + /// except this function just sets data to "". + /// @param _from The current owner of the NFT + /// @param _to The new owner + /// @param _tokenId The NFT to transfer + function safeTransferFrom( + address _from, + address _to, + uint256 _tokenId + ) + external; + + /// @notice Change or reaffirm the approved address for an NFT + /// @dev The zero address indicates there is no approved address. + /// Throws unless `msg.sender` is the current NFT owner, or an authorized + /// operator of the current owner. + /// @param _approved The new approved NFT controller + /// @param _tokenId The NFT to approve + function approve(address _approved, uint256 _tokenId) + external; + + /// @notice Enable or disable approval for a third party ("operator") to manage + /// all of `msg.sender`'s assets + /// @dev Emits the ApprovalForAll event. The contract MUST allow + /// multiple operators per owner. + /// @param _operator Address to add to the set of authorized operators + /// @param _approved True if the operator is approved, false to revoke approval + function setApprovalForAll(address _operator, bool _approved) + external; + + /// @notice Count all NFTs assigned to an owner + /// @dev NFTs assigned to the zero address are considered invalid, and this + /// function throws for queries about the zero address. + /// @param _owner An address for whom to query the balance + /// @return The number of NFTs owned by `_owner`, possibly zero + function balanceOf(address _owner) + external + view + returns (uint256); + + /// @notice Transfer ownership of an NFT -- THE CALLER IS RESPONSIBLE + /// TO CONFIRM THAT `_to` IS CAPABLE OF RECEIVING NFTS OR ELSE + /// THEY MAY BE PERMANENTLY LOST + /// @dev Throws unless `msg.sender` is the current owner, an authorized + /// operator, or the approved address for this NFT. Throws if `_from` is + /// not the current owner. Throws if `_to` is the zero address. Throws if + /// `_tokenId` is not a valid NFT. + /// @param _from The current owner of the NFT + /// @param _to The new owner + /// @param _tokenId The NFT to transfer + function transferFrom( + address _from, + address _to, + uint256 _tokenId + ) + public; + + /// @notice Find the owner of an NFT + /// @dev NFTs assigned to zero address are considered invalid, and queries + /// about them do throw. + /// @param _tokenId The identifier for an NFT + /// @return The address of the owner of the NFT + function ownerOf(uint256 _tokenId) + public + view + returns (address); + + /// @notice Get the approved address for a single NFT + /// @dev Throws if `_tokenId` is not a valid NFT. + /// @param _tokenId The NFT to find the approved address for + /// @return The approved address for this NFT, or the zero address if there is none + function getApproved(uint256 _tokenId) + public + view + returns (address); + + /// @notice Query if an address is an authorized operator for another address + /// @param _owner The address that owns the NFTs + /// @param _operator The address that acts on behalf of the owner + /// @return True if `_operator` is an approved operator for `_owner`, false otherwise + function isApprovedForAll(address _owner, address _operator) + public + view + returns (bool); +} diff --git a/contracts/erc721/contracts/test/DummyERC721Receiver.sol b/contracts/erc721/contracts/test/DummyERC721Receiver.sol new file mode 100644 index 000000000..b5de01aa5 --- /dev/null +++ b/contracts/erc721/contracts/test/DummyERC721Receiver.sol @@ -0,0 +1,67 @@ +/* + + Copyright 2018 ZeroEx Intl. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +*/ + +pragma solidity 0.4.24; + +import "../src/interfaces/IERC721Receiver.sol"; + + +contract DummyERC721Receiver is + IERC721Receiver +{ + // Function selector for ERC721Receiver.onERC721Received + // 0x150b7a02 + bytes4 constant internal ERC721_RECEIVED = bytes4(keccak256("onERC721Received(address,address,uint256,bytes)")); + + event TokenReceived( + address operator, + address from, + uint256 tokenId, + bytes data + ); + + /// @notice Handle the receipt of an NFT + /// @dev The ERC721 smart contract calls this function on the recipient + /// after a `transfer`. This function MAY throw to revert and reject the + /// transfer. Return of other than the magic value MUST result in the + /// transaction being reverted. + /// Note: the contract address is always the message sender. + /// @param _operator The address which called `safeTransferFrom` function + /// @param _from The address which previously owned the token + /// @param _tokenId The NFT identifier which is being transferred + /// @param _data Additional data with no specified format + /// @return `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))` + /// unless throwing + function onERC721Received( + address _operator, + address _from, + uint256 _tokenId, + bytes _data + ) + external + returns (bytes4) + { + emit TokenReceived( + _operator, + _from, + _tokenId, + _data + ); + return ERC721_RECEIVED; + } +} diff --git a/contracts/erc721/contracts/test/DummyERC721Token.sol b/contracts/erc721/contracts/test/DummyERC721Token.sol new file mode 100644 index 000000000..41dc8ea18 --- /dev/null +++ b/contracts/erc721/contracts/test/DummyERC721Token.sol @@ -0,0 +1,63 @@ +/* + + Copyright 2018 ZeroEx Intl. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +*/ + +pragma solidity 0.4.24; + +import "../src/MintableERC721Token.sol"; +import "@0x/contracts-utils/contracts/src/Ownable.sol"; + + +// solhint-disable no-empty-blocks +contract DummyERC721Token is + Ownable, + MintableERC721Token +{ + string public name; + string public symbol; + + constructor ( + string _name, + string _symbol + ) + public + { + name = _name; + symbol = _symbol; + } + + /// @dev Function to mint a new token + /// Reverts if the given token ID already exists + /// @param _to Address of the beneficiary that will own the minted token + /// @param _tokenId ID of the token to be minted by the msg.sender + function mint(address _to, uint256 _tokenId) + external + { + _mint(_to, _tokenId); + } + + /// @dev Function to burn a token + /// Reverts if the given token ID doesn't exist or not called by contract owner + /// @param _owner Owner of token with given token ID + /// @param _tokenId ID of the token to be burned by the msg.sender + function burn(address _owner, uint256 _tokenId) + external + onlyOwner + { + _burn(_owner, _tokenId); + } +} diff --git a/contracts/erc721/contracts/test/InvalidERC721Receiver.sol b/contracts/erc721/contracts/test/InvalidERC721Receiver.sol new file mode 100644 index 000000000..ea59dedc5 --- /dev/null +++ b/contracts/erc721/contracts/test/InvalidERC721Receiver.sol @@ -0,0 +1,66 @@ +/* + + Copyright 2018 ZeroEx Intl. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + +*/ + +pragma solidity 0.4.24; + +import "../src/interfaces/IERC721Receiver.sol"; + + +contract InvalidERC721Receiver is + IERC721Receiver +{ + // Actual function signature is `onERC721Received(address,address,uint256,bytes)` + bytes4 constant internal INVALID_ERC721_RECEIVED = bytes4(keccak256("onERC721Received(address,uint256,bytes)")); + + event TokenReceived( + address operator, + address from, + uint256 tokenId, + bytes data + ); + + /// @notice Handle the receipt of an NFT + /// @dev The ERC721 smart contract calls this function on the recipient + /// after a `transfer`. This function MAY throw to revert and reject the + /// transfer. Return of other than the magic value MUST result in the + /// transaction being reverted. + /// Note: the contract address is always the message sender. + /// @param _operator The address which called `safeTransferFrom` function + /// @param _from The address which previously owned the token + /// @param _tokenId The NFT identifier which is being transferred + /// @param _data Additional data with no specified format + /// @return `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))` + /// unless throwing + function onERC721Received( + address _operator, + address _from, + uint256 _tokenId, + bytes _data + ) + external + returns (bytes4) + { + emit TokenReceived( + _operator, + _from, + _tokenId, + _data + ); + return INVALID_ERC721_RECEIVED; + } +} diff --git a/contracts/erc721/package.json b/contracts/erc721/package.json new file mode 100644 index 000000000..84b09a708 --- /dev/null +++ b/contracts/erc721/package.json @@ -0,0 +1,89 @@ +{ + "name": "@0x/contracts-erc721", + "version": "1.0.6", + "engines": { + "node": ">=6.12" + }, + "description": "Token contracts used by 0x protocol", + "main": "lib/src/index.js", + "directories": { + "test": "test" + }, + "scripts": { + "build": "yarn pre_build && tsc -b", + "build:ci": "yarn build", + "pre_build": "run-s compile generate_contract_wrappers", + "test": "yarn run_mocha", + "rebuild_and_test": "run-s build test", + "test:coverage": "SOLIDITY_COVERAGE=true run-s build run_mocha coverage:report:text coverage:report:lcov", + "test:profiler": "SOLIDITY_PROFILER=true run-s build run_mocha profiler:report:html", + "test:trace": "SOLIDITY_REVERT_TRACE=true run-s build run_mocha", + "run_mocha": "mocha --require source-map-support/register --require make-promises-safe 'lib/test/**/*.js' --timeout 100000 --bail --exit", + "compile": "sol-compiler", + "watch": "sol-compiler -w", + "clean": "shx rm -rf lib generated-artifacts generated-wrappers", + "generate_contract_wrappers": "abi-gen --abis ${npm_package_config_abis} --template ../../node_modules/@0x/abi-gen-templates/contract.handlebars --partials '../../node_modules/@0x/abi-gen-templates/partials/**/*.handlebars' --output generated-wrappers --backend ethers", + "lint": "tslint --format stylish --project . --exclude ./generated-wrappers/**/* --exclude ./generated-artifacts/**/* --exclude **/lib/**/* && yarn lint-contracts", + "coverage:report:text": "istanbul report text", + "coverage:report:html": "istanbul report html && open coverage/index.html", + "profiler:report:html": "istanbul report html && open coverage/index.html", + "coverage:report:lcov": "istanbul report lcov", + "test:circleci": "yarn test", + "lint-contracts": "solhint -c ../.solhint.json contracts/**/**/**/**/*.sol" + }, + "config": { + "abis": "generated-artifacts/@(DummyERC721Receiver|InvalidERC721Receiver|DummyERC721Token|ERC721Token|IERC721Receiver|IERC721Token|MintableERC721Token).json" + }, + "repository": { + "type": "git", + "url": "https://github.com/0xProject/0x-monorepo.git" + }, + "license": "Apache-2.0", + "bugs": { + "url": "https://github.com/0xProject/0x-monorepo/issues" + }, + "homepage": "https://github.com/0xProject/0x-monorepo/contracts/tokens/README.md", + "devDependencies": { + "@0x/abi-gen": "^1.0.22", + "@0x/contracts-test-utils": "^2.0.1", + "@0x/dev-utils": "^1.0.24", + "@0x/sol-compiler": "^2.0.2", + "@0x/subproviders": "^2.1.11", + "@0x/tslint-config": "^2.0.2", + "@types/bn.js": "^4.11.0", + "@types/lodash": "4.14.104", + "@types/node": "*", + "@types/yargs": "^10.0.0", + "chai": "^4.0.1", + "chai-as-promised": "^7.1.0", + "chai-bignumber": "^3.0.0", + "dirty-chai": "^2.0.1", + "ethereumjs-abi": "0.6.5", + "make-promises-safe": "^1.1.0", + "mocha": "^4.1.0", + "npm-run-all": "^4.1.2", + "shx": "^0.2.2", + "solhint": "^1.4.1", + "tslint": "5.11.0", + "typescript": "3.0.1", + "yargs": "^10.0.3" + }, + "dependencies": { + "@0x/base-contract": "^3.0.13", + "@0x/contracts-exchange-libs": "^1.0.6", + "@0x/contracts-utils": "^1.0.6", + "@0x/order-utils": "^3.1.2", + "@0x/types": "^1.5.2", + "@0x/typescript-typings": "^3.0.8", + "@0x/utils": "^3.0.1", + "@0x/web3-wrapper": "^3.2.4", + "@types/js-combinatorics": "^0.5.29", + "bn.js": "^4.11.8", + "ethereum-types": "^1.1.6", + "ethereumjs-util": "^5.1.1", + "lodash": "^4.17.5" + }, + "publishConfig": { + "access": "public" + } +} diff --git a/contracts/erc721/src/artifacts/index.ts b/contracts/erc721/src/artifacts/index.ts new file mode 100644 index 000000000..8d5ec8a46 --- /dev/null +++ b/contracts/erc721/src/artifacts/index.ts @@ -0,0 +1,20 @@ +import { ContractArtifact } from 'ethereum-types'; + +import * as DummyERC721Receiver from '../../generated-artifacts/DummyERC721Receiver.json'; +import * as DummyERC721Token from '../../generated-artifacts/DummyERC721Token.json'; +import * as ERC721Token from '../../generated-artifacts/ERC721Token.json'; +import * as IERC721Receiver from '../../generated-artifacts/IERC721Receiver.json'; +import * as IERC721Token from '../../generated-artifacts/IERC721Token.json'; +import * as InvalidERC721Receiver from '../../generated-artifacts/InvalidERC721Receiver.json'; +import * as MintableERC721Token from '../../generated-artifacts/MintableERC721Token.json'; + +// tslint:disable:no-unnecessary-type-assertion +export const artifacts = { + DummyERC721Receiver: DummyERC721Receiver as ContractArtifact, + InvalidERC721Receiver: InvalidERC721Receiver as ContractArtifact, + DummyERC721Token: DummyERC721Token as ContractArtifact, + ERC721Token: ERC721Token as ContractArtifact, + IERC721Receiver: IERC721Receiver as ContractArtifact, + IERC721Token: IERC721Token as ContractArtifact, + MintableERC721Token: MintableERC721Token as ContractArtifact, +}; diff --git a/contracts/erc721/src/index.ts b/contracts/erc721/src/index.ts new file mode 100644 index 000000000..91dd7e0e3 --- /dev/null +++ b/contracts/erc721/src/index.ts @@ -0,0 +1,2 @@ +export * from './wrappers'; +export * from './artifacts'; diff --git a/contracts/erc721/src/wrappers/index.ts b/contracts/erc721/src/wrappers/index.ts new file mode 100644 index 000000000..ba6c51885 --- /dev/null +++ b/contracts/erc721/src/wrappers/index.ts @@ -0,0 +1,7 @@ +export * from '../../generated-wrappers/mintable_erc721_token'; +export * from '../../generated-wrappers/invalid_erc721_receiver'; +export * from '../../generated-wrappers/i_erc721_token'; +export * from '../../generated-wrappers/i_erc721_receiver'; +export * from '../../generated-wrappers/erc721_token'; +export * from '../../generated-wrappers/dummy_erc721_token'; +export * from '../../generated-wrappers/dummy_erc721_receiver'; diff --git a/contracts/erc721/test/erc721_token.ts b/contracts/erc721/test/erc721_token.ts new file mode 100644 index 000000000..13332cd35 --- /dev/null +++ b/contracts/erc721/test/erc721_token.ts @@ -0,0 +1,282 @@ +import { + chaiSetup, + constants, + expectTransactionFailedAsync, + expectTransactionFailedWithoutReasonAsync, + LogDecoder, + provider, + txDefaults, + web3Wrapper, +} from '@0x/contracts-test-utils'; +import { BlockchainLifecycle } from '@0x/dev-utils'; +import { RevertReason } from '@0x/types'; +import { BigNumber } from '@0x/utils'; +import * as chai from 'chai'; +import { LogWithDecodedArgs } from 'ethereum-types'; + +import { + artifacts, + DummyERC721ReceiverContract, + DummyERC721ReceiverTokenReceivedEventArgs, + DummyERC721TokenContract, + DummyERC721TokenTransferEventArgs, + InvalidERC721ReceiverContract, +} from '../src'; + +chaiSetup.configure(); +const expect = chai.expect; +const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper); +// tslint:disable:no-unnecessary-type-assertion +describe('ERC721Token', () => { + let owner: string; + let spender: string; + let token: DummyERC721TokenContract; + let erc721Receiver: DummyERC721ReceiverContract; + let logDecoder: LogDecoder; + const tokenId = new BigNumber(1); + before(async () => { + await blockchainLifecycle.startAsync(); + }); + after(async () => { + await blockchainLifecycle.revertAsync(); + }); + before(async () => { + const accounts = await web3Wrapper.getAvailableAddressesAsync(); + owner = accounts[0]; + spender = accounts[1]; + token = await DummyERC721TokenContract.deployFrom0xArtifactAsync( + artifacts.DummyERC721Token, + provider, + txDefaults, + constants.DUMMY_TOKEN_NAME, + constants.DUMMY_TOKEN_SYMBOL, + ); + erc721Receiver = await DummyERC721ReceiverContract.deployFrom0xArtifactAsync( + artifacts.DummyERC721Receiver, + provider, + txDefaults, + ); + logDecoder = new LogDecoder(web3Wrapper, artifacts); + await web3Wrapper.awaitTransactionSuccessAsync( + await token.mint.sendTransactionAsync(owner, tokenId, { from: owner }), + constants.AWAIT_TRANSACTION_MINED_MS, + ); + }); + beforeEach(async () => { + await blockchainLifecycle.startAsync(); + }); + afterEach(async () => { + await blockchainLifecycle.revertAsync(); + }); + + describe('transferFrom', () => { + it('should revert if the tokenId is not owner', async () => { + const from = owner; + const to = erc721Receiver.address; + const unownedTokenId = new BigNumber(2); + await expectTransactionFailedAsync( + token.transferFrom.sendTransactionAsync(from, to, unownedTokenId), + RevertReason.Erc721ZeroOwner, + ); + }); + it('should revert if transferring to a null address', async () => { + const from = owner; + const to = constants.NULL_ADDRESS; + await expectTransactionFailedAsync( + token.transferFrom.sendTransactionAsync(from, to, tokenId), + RevertReason.Erc721ZeroToAddress, + ); + }); + it('should revert if the from address does not own the token', async () => { + const from = spender; + const to = erc721Receiver.address; + await expectTransactionFailedAsync( + token.transferFrom.sendTransactionAsync(from, to, tokenId), + RevertReason.Erc721OwnerMismatch, + ); + }); + it('should revert if spender does not own the token, is not approved, and is not approved for all', async () => { + const from = owner; + const to = erc721Receiver.address; + await expectTransactionFailedAsync( + token.transferFrom.sendTransactionAsync(from, to, tokenId, { from: spender }), + RevertReason.Erc721InvalidSpender, + ); + }); + it('should transfer the token if called by owner', async () => { + const from = owner; + const to = erc721Receiver.address; + const txReceipt = await logDecoder.getTxWithDecodedLogsAsync( + await token.transferFrom.sendTransactionAsync(from, to, tokenId), + ); + const newOwner = await token.ownerOf.callAsync(tokenId); + expect(newOwner).to.be.equal(to); + const log = txReceipt.logs[0] as LogWithDecodedArgs<DummyERC721TokenTransferEventArgs>; + expect(log.args._from).to.be.equal(from); + expect(log.args._to).to.be.equal(to); + expect(log.args._tokenId).to.be.bignumber.equal(tokenId); + }); + it('should transfer the token if spender is approved for all', async () => { + const isApproved = true; + await web3Wrapper.awaitTransactionSuccessAsync( + await token.setApprovalForAll.sendTransactionAsync(spender, isApproved), + constants.AWAIT_TRANSACTION_MINED_MS, + ); + + const from = owner; + const to = erc721Receiver.address; + const txReceipt = await logDecoder.getTxWithDecodedLogsAsync( + await token.transferFrom.sendTransactionAsync(from, to, tokenId), + ); + const newOwner = await token.ownerOf.callAsync(tokenId); + expect(newOwner).to.be.equal(to); + const log = txReceipt.logs[0] as LogWithDecodedArgs<DummyERC721TokenTransferEventArgs>; + expect(log.args._from).to.be.equal(from); + expect(log.args._to).to.be.equal(to); + expect(log.args._tokenId).to.be.bignumber.equal(tokenId); + }); + it('should transfer the token if spender is individually approved', async () => { + await web3Wrapper.awaitTransactionSuccessAsync( + await token.approve.sendTransactionAsync(spender, tokenId), + constants.AWAIT_TRANSACTION_MINED_MS, + ); + + const from = owner; + const to = erc721Receiver.address; + const txReceipt = await logDecoder.getTxWithDecodedLogsAsync( + await token.transferFrom.sendTransactionAsync(from, to, tokenId), + ); + const newOwner = await token.ownerOf.callAsync(tokenId); + expect(newOwner).to.be.equal(to); + + const approvedAddress = await token.getApproved.callAsync(tokenId); + expect(approvedAddress).to.be.equal(constants.NULL_ADDRESS); + const log = txReceipt.logs[0] as LogWithDecodedArgs<DummyERC721TokenTransferEventArgs>; + expect(log.args._from).to.be.equal(from); + expect(log.args._to).to.be.equal(to); + expect(log.args._tokenId).to.be.bignumber.equal(tokenId); + }); + }); + describe('safeTransferFrom without data', () => { + it('should transfer token to a non-contract address if called by owner', async () => { + const from = owner; + const to = spender; + const txReceipt = await logDecoder.getTxWithDecodedLogsAsync( + await token.safeTransferFrom1.sendTransactionAsync(from, to, tokenId), + ); + const newOwner = await token.ownerOf.callAsync(tokenId); + expect(newOwner).to.be.equal(to); + const log = txReceipt.logs[0] as LogWithDecodedArgs<DummyERC721TokenTransferEventArgs>; + expect(log.args._from).to.be.equal(from); + expect(log.args._to).to.be.equal(to); + expect(log.args._tokenId).to.be.bignumber.equal(tokenId); + }); + it('should revert if transferring to a contract address without onERC721Received', async () => { + const contract = await DummyERC721TokenContract.deployFrom0xArtifactAsync( + artifacts.DummyERC721Token, + provider, + txDefaults, + constants.DUMMY_TOKEN_NAME, + constants.DUMMY_TOKEN_SYMBOL, + ); + const from = owner; + const to = contract.address; + await expectTransactionFailedWithoutReasonAsync( + token.safeTransferFrom1.sendTransactionAsync(from, to, tokenId), + ); + }); + it('should revert if onERC721Received does not return the correct value', async () => { + const invalidErc721Receiver = await InvalidERC721ReceiverContract.deployFrom0xArtifactAsync( + artifacts.InvalidERC721Receiver, + provider, + txDefaults, + ); + const from = owner; + const to = invalidErc721Receiver.address; + await expectTransactionFailedAsync( + token.safeTransferFrom1.sendTransactionAsync(from, to, tokenId), + RevertReason.Erc721InvalidSelector, + ); + }); + it('should transfer to contract and call onERC721Received with correct return value', async () => { + const from = owner; + const to = erc721Receiver.address; + const txReceipt = await logDecoder.getTxWithDecodedLogsAsync( + await token.safeTransferFrom1.sendTransactionAsync(from, to, tokenId), + ); + const newOwner = await token.ownerOf.callAsync(tokenId); + expect(newOwner).to.be.equal(to); + const transferLog = txReceipt.logs[0] as LogWithDecodedArgs<DummyERC721TokenTransferEventArgs>; + const receiverLog = txReceipt.logs[1] as LogWithDecodedArgs<DummyERC721ReceiverTokenReceivedEventArgs>; + expect(transferLog.args._from).to.be.equal(from); + expect(transferLog.args._to).to.be.equal(to); + expect(transferLog.args._tokenId).to.be.bignumber.equal(tokenId); + expect(receiverLog.args.operator).to.be.equal(owner); + expect(receiverLog.args.from).to.be.equal(from); + expect(receiverLog.args.tokenId).to.be.bignumber.equal(tokenId); + expect(receiverLog.args.data).to.be.equal(constants.NULL_BYTES); + }); + }); + describe('safeTransferFrom with data', () => { + const data = '0x0102030405060708090a0b0c0d0e0f'; + it('should transfer token to a non-contract address if called by owner', async () => { + const from = owner; + const to = spender; + const txReceipt = await logDecoder.getTxWithDecodedLogsAsync( + await token.safeTransferFrom2.sendTransactionAsync(from, to, tokenId, data), + ); + const newOwner = await token.ownerOf.callAsync(tokenId); + expect(newOwner).to.be.equal(to); + const log = txReceipt.logs[0] as LogWithDecodedArgs<DummyERC721TokenTransferEventArgs>; + expect(log.args._from).to.be.equal(from); + expect(log.args._to).to.be.equal(to); + expect(log.args._tokenId).to.be.bignumber.equal(tokenId); + }); + it('should revert if transferring to a contract address without onERC721Received', async () => { + const contract = await DummyERC721TokenContract.deployFrom0xArtifactAsync( + artifacts.DummyERC721Token, + provider, + txDefaults, + constants.DUMMY_TOKEN_NAME, + constants.DUMMY_TOKEN_SYMBOL, + ); + const from = owner; + const to = contract.address; + await expectTransactionFailedWithoutReasonAsync( + token.safeTransferFrom2.sendTransactionAsync(from, to, tokenId, data), + ); + }); + it('should revert if onERC721Received does not return the correct value', async () => { + const invalidErc721Receiver = await InvalidERC721ReceiverContract.deployFrom0xArtifactAsync( + artifacts.InvalidERC721Receiver, + provider, + txDefaults, + ); + const from = owner; + const to = invalidErc721Receiver.address; + await expectTransactionFailedAsync( + token.safeTransferFrom2.sendTransactionAsync(from, to, tokenId, data), + RevertReason.Erc721InvalidSelector, + ); + }); + it('should transfer to contract and call onERC721Received with correct return value', async () => { + const from = owner; + const to = erc721Receiver.address; + const txReceipt = await logDecoder.getTxWithDecodedLogsAsync( + await token.safeTransferFrom2.sendTransactionAsync(from, to, tokenId, data), + ); + const newOwner = await token.ownerOf.callAsync(tokenId); + expect(newOwner).to.be.equal(to); + const transferLog = txReceipt.logs[0] as LogWithDecodedArgs<DummyERC721TokenTransferEventArgs>; + const receiverLog = txReceipt.logs[1] as LogWithDecodedArgs<DummyERC721ReceiverTokenReceivedEventArgs>; + expect(transferLog.args._from).to.be.equal(from); + expect(transferLog.args._to).to.be.equal(to); + expect(transferLog.args._tokenId).to.be.bignumber.equal(tokenId); + expect(receiverLog.args.operator).to.be.equal(owner); + expect(receiverLog.args.from).to.be.equal(from); + expect(receiverLog.args.tokenId).to.be.bignumber.equal(tokenId); + expect(receiverLog.args.data).to.be.equal(data); + }); + }); +}); +// tslint:enable:no-unnecessary-type-assertion diff --git a/contracts/erc721/test/global_hooks.ts b/contracts/erc721/test/global_hooks.ts new file mode 100644 index 000000000..f8ace376a --- /dev/null +++ b/contracts/erc721/test/global_hooks.ts @@ -0,0 +1,17 @@ +import { env, EnvVars } from '@0x/dev-utils'; + +import { coverage, profiler, provider } from '@0x/contracts-test-utils'; +before('start web3 provider', () => { + provider.start(); +}); +after('generate coverage report', async () => { + if (env.parseBoolean(EnvVars.SolidityCoverage)) { + const coverageSubprovider = coverage.getCoverageSubproviderSingleton(); + await coverageSubprovider.writeCoverageAsync(); + } + if (env.parseBoolean(EnvVars.SolidityProfiler)) { + const profilerSubprovider = profiler.getProfilerSubproviderSingleton(); + await profilerSubprovider.writeProfilerOutputAsync(); + } + provider.stop(); +}); diff --git a/contracts/erc721/tsconfig.json b/contracts/erc721/tsconfig.json new file mode 100644 index 000000000..098c3a7f3 --- /dev/null +++ b/contracts/erc721/tsconfig.json @@ -0,0 +1,19 @@ +{ + "extends": "../../tsconfig", + "compilerOptions": { + "outDir": "lib", + "rootDir": ".", + "resolveJsonModule": true + }, + "include": ["./src/**/*", "./test/**/*", "./generated-wrappers/**/*"], + "files": [ + "./generated-artifacts/DummyERC721Receiver.json", + "./generated-artifacts/InvalidERC721Receiver.json", + "./generated-artifacts/DummyERC721Token.json", + "./generated-artifacts/ERC721Token.json", + "./generated-artifacts/IERC721Receiver.json", + "./generated-artifacts/IERC721Token.json", + "./generated-artifacts/MintableERC721Token.json" + ], + "exclude": ["./deploy/solc/solc_bin"] +} diff --git a/contracts/erc721/tslint.json b/contracts/erc721/tslint.json new file mode 100644 index 000000000..1bb3ac2a2 --- /dev/null +++ b/contracts/erc721/tslint.json @@ -0,0 +1,6 @@ +{ + "extends": ["@0x/tslint-config"], + "rules": { + "custom-no-magic-numbers": false + } +} |