* Initial ERC1155 implementation with some tests (#1803)
* Initial ERC1155 implementation with some tests
* Remove mocked isERC1155TokenReceiver
* Revert reason edit nit
* Remove parameters associated with isERC1155TokenReceiver call
* Add tests for approvals and single transfers
* Add tests for transferring to contracts
* Add tests for batch transfers
* Make expectEvent.inTransaction tests async
* Renamed "owner" to "account" and "holder"
* Document unspecified balanceOfBatch reversion on zero behavior
* Ensure accounts can't set their own operator status
* Specify descriptive messages for underflow errors
* Bring SafeMath.add calls in line with OZ style
* Explicitly prevent _burn on the zero account
* Implement batch minting/burning
* Refactored operator approval check into isApprovedForAll calls
* Renamed ERC1155TokenReceiver to ERC1155Receiver
* Added ERC1155Holder
* Fix lint issues
* Migrate tests to @openzeppelin/test-environment
* port ERC1155 to Solidity 0.6
* make ERC1155 constructor more similar to ERC721 one
* also migrate mock contracts to Solidity 0.6
* mark all non-view functions as virtual
* add simple catch-all implementation for the metadata URI interface
* include an internal function to set the URI so users can implement functionality to switch URIs
* add tests for ERC1155 metadata URI
* fix nits, mostly pointed out by linter
* convert ERC1155 metadata URI work to Solidity 0.6
* mark all non-view functions as virtual
* Port ERC 1155 branch to Solidity 0.6 (and current master) (#2130)
* port ERC1155 to Solidity 0.6
* make ERC1155 constructor more similar to ERC721 one
* also migrate mock contracts to Solidity 0.6
* mark all non-view functions as virtual
* Update contracts/token/ERC1155/IERC1155MetadataURI.sol
Starting on Solidity v0.6.2, interfaces can now inherit. \o/
Co-authored-by: Nicolás Venturo <nicolas.venturo@gmail.com>
* Fix compile errors
* Remove URI event
* Merge MetadataCatchAll into ERC1155
* Improve documentation.
* Simplify tests
* Move tests into ERC1155 tests
* Update documentation
* Bump minimum compiler version for inteface inheritance
* Fix holder tests
* Improve setUri docs
* Fix docs generation
Co-authored-by: Alan Lu <alanlu1023@gmail.com>
Co-authored-by: Nicolás Venturo <nicolas.venturo@gmail.com>
Co-authored-by: Francisco Giordano <frangio.1@gmail.com>
Ernesto García
Francisco Giordano
Hadrien Croubois
Andre Korol
Elena Gesheva
Nicolás Venturo
Robert Kaiser