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getApproved require the given token ID exist #1256

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Merged
nventuro merged 4 commits into from
Sep 6, 2018
Merged

getApproved require the given token ID exist #1256

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c4fe2d3
getApproved require the given token ID exist
lamengao Aug 30, 2018
0e6d2ba
Merge branch 'master' into erc721-getApproved
Sep 6, 2018
b25e67e
missing commit from merge
Sep 6, 2018
7d62c0c
clarify the test descriptions
Sep 6, 2018
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missing commit from merge
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Leo Arias committed Sep 6, 2018
commit b25e67e8ef8ad72d200fd7ffabc94f3311e5c0e0
2 changes: 2 additions & 0 deletions contracts/token/ERC721/ERC721Basic.sol
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Expand Up @@ -93,10 +93,12 @@ contract ERC721Basic is SupportsInterfaceWithLookup, IERC721Basic {

/**
* @dev Gets the approved address for a token ID, or zero if no address set
* Reverts if the token ID does not exist.
* @param _tokenId uint256 ID of the token to query the approval of
* @return address currently approved for the given token ID
*/
function getApproved(uint256 _tokenId) public view returns (address) {
require(_exists(_tokenId));
return tokenApprovals_[_tokenId];
}

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