259b9da3e6
* make _tokenId indexed in Transfer and Approval events via: https://github.com/ethereum/EIPs/pull/1124/files * fix: make name() and symbol() external instead of public * feat: implement ERC721's ERC165 * feat: erc165 tests * fix: don't use chai-as-promised in direct await * fix: reorganize to /introspection * feat: abstract all erc165 tests to a behavior * feat: disallow registering 0xffffffff
71 lines
1.8 KiB
Solidity
71 lines
1.8 KiB
Solidity
pragma solidity ^0.4.23;
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import "./ERC721Basic.sol";
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/**
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* @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
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* @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
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*/
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contract ERC721Enumerable is ERC721Basic {
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bytes4 private constant InterfaceId_ERC721Enumerable = 0x780e9d63;
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/**
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* 0x780e9d63 ===
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* bytes4(keccak256('totalSupply()')) ^
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* bytes4(keccak256('tokenOfOwnerByIndex(address,uint256)')) ^
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* bytes4(keccak256('tokenByIndex(uint256)'))
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*/
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constructor()
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public
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{
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_registerInterface(InterfaceId_ERC721Enumerable);
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}
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function totalSupply() public view returns (uint256);
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function tokenOfOwnerByIndex(
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address _owner,
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uint256 _index
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)
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public
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view
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returns (uint256 _tokenId);
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function tokenByIndex(uint256 _index) public view returns (uint256);
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}
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/**
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* @title ERC-721 Non-Fungible Token Standard, optional metadata extension
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* @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
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*/
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contract ERC721Metadata is ERC721Basic {
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bytes4 private constant InterfaceId_ERC721Metadata = 0x5b5e139f;
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/**
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* 0x5b5e139f ===
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* bytes4(keccak256('name()')) ^
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* bytes4(keccak256('symbol()')) ^
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* bytes4(keccak256('tokenURI(uint256)'))
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*/
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constructor()
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public
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{
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_registerInterface(InterfaceId_ERC721Metadata);
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}
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function name() external view returns (string _name);
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function symbol() external view returns (string _symbol);
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function tokenURI(uint256 _tokenId) public view returns (string);
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}
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/**
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* @title ERC-721 Non-Fungible Token Standard, full implementation interface
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* @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
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*/
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contract ERC721 is ERC721Basic, ERC721Enumerable, ERC721Metadata {
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}
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