v0.2.0

[Nana-EC]

v0.2.0 of the Hedera Smart Contract introduces the HIP 514 HTS token management functions and was shipped in v0.31 of the Services.

Additionally more examples were added to the repo to highlightECR 20, ERC 721 and HederaTokenService smart contract executions flows.

The repo was also updated to hold an npm package for easy versioning and distribution.

Enhancements

• Npm artifact for v0.2 #96
• Bump 0.2.0-rc1 #91
• Use HTS NFTs as if they're deployed ERC721/IERC721Metadata/IERC721Enumerable contracts #82
• HIP-218: Use HTS NFTs as if they're deployed ERC721/IERC721Metadata/IERC721Enumerable contracts #79
• Update HederaResponseCodes.sol #77
• Test CI #76
• Update KeyHelper.sol and other affected contracts #74
• Add ERC 721 example contract to highlight HIP 218 #73
• Add ERC 20 example contract to highlight HIP 218 #72
• Add transferFrom support in IHederaTokenService #71
• Add new transferFrom functions to the HTS precompile #70
• Extend test support and add test runs to CI #63
• Update HederaTokenService.sol #62
• Update smart contract structure to an npm package #61
• Update HederaResponseCodes.sol #58
• 042 safehts test support #57
• Update FeeHelper contract #54
• Import Relay BaseHTS as TokenManagementContract #52
• Update FeeHelper w methods to test HIP 514 improvements #51
• Update KeyHelper w get key methods to test HIP 514 improvements #50
• Update HederaTokenService.sol with missing HIP 514 functions #49
• Improve new KeyHelper interface #48
• Add ExchangeRatePrecompile system precompiles #46
• Add ExchangeRatePrecompile to exchange-rate-precompile folder #45
• Update smart contract repo with interfaces #44
• Add new functions from HIP-514 to the SafeHTS library #43
• Add test support for the SafeHTS library #42
• Adds SafeHTS library #41
• Add PrngUtil Precompiles #40
• add token validity functions #39
• Add token validity check #38
• Add token management functions to IHederaTokenService #34
• Add ERC 721 example contract to highlight HIP 218 #33
• Add ERC 20 example contract to highlight HIP 218 #32
• Add token info update management functions #24
• Update HederaTokenService.sol with management examples #23
• Add token management functions for wipe flows #22
• Add token pause management functions #21
• Add token key management functions #20
• Add token info retrieval functions #19
• Add defaultStatus token management functions #18
• Add CustomFees token management function #17
• Add token management functions for autoRenew #16
• Add token management functions for delete flow #15
• Add token management functions for kyc flow #14
• Add token management functions for freeze flow #13
• Add solidity types to support token management functions #12
• Capture missing HTS precompile functions design #10
• Determine priority of additional HTS precompile methods #9
• Capture missing HTS precompile methods in a new HIP #8
• Update smart contract structure to an npm package #7
• Update solidity file to match services implementation #6

Bug Fixes

• When you call the create NFT function it always fails with an "UNKNOWN" error #80
• Precompile wrapper - TokenInfo fix #75
• Current precompile wrappers don't work #65
• update types for maxSupply to int64 and initialSupply to uint64 #59
• [hts-precompile]uint32 for maxSupply and uint for initialSupply in IHederaTokenService #56

Full Changelog: v0.1.0...v0.2.0

Contributors

We'd like to thank all the contributors who worked on this release!

• @Neeharika-Sompalli
• @dimitar-dinev
• @natanasow
• @SimiHunjan
• @lukelee-sl
• @dimitrovmaksim
• @MiroslavGatsanoga
• @georgi-l95
• @stoqnkpL
• @Nana-EC
• @Ivo-Yankov

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This discussion was created from the release v0.2.0.