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CHANGELOG.md

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0.5.15 (2020-01-23)

EtherToken

  • Name & symbol are now constructor args

0.5.14 (2020-01-21)

BancorNetwork

  • Removed signature/gas price limit logic

BancorConverter

  • Removed the converterType variable

BancorConverterUpgrader

  • Removed legacy converter (0.4) support

BancorFormula

  • Increased liquidation cost precision

EtherToken

  • Added depositTo function for direct depositing to another account for gas optimization

0.5.13 (2020-01-09)

BancorNetwork

  • Added a new Conversion event that gets emitted for any conversion in the network

BancorConverter

  • Owners cannot disable conversions anymore
  • Owners cannot disable conversions from specific reserves anymore
  • Removed the virtual balance mechanism

0.5.12 (2019-12-19)

General

  • Better handling for non standard ERC20 tokens's transfer function (removed NonStandardTokenRegistry contract, gas optimization)

BancorConverterRegistry

  • Fixed an issue that allowed adding duplicate pools to the registry in certain situations

0.5.11 (2019-12-17)

General

  • Added the BancorNetworkPathFinder contract, now compatible with the new converter registry contract

BancorConverter

  • Added a dedicated getReserveRatio function

BancorConverterRegistry

  • Now enforces only a single liquidity pool for each reserve configuration
  • Disabled converters are now considered invalid (can be removed by anyone)
  • Added a utility function that returns a list of converters for a given list of smart tokens

0.5.8-10 (2019-12-12)

General

  • Minor cleanups

0.5.7 (2019-12-12)

General:

  • Added ContractRegistryClient contract for common contract registry behavior and cleaner access, and updated all registry clients

BancorConverterRegistry:

  • Full redesign - it now allows iterating over different primitives in the network and does not require re-adding converters after a converter upgrade

BancorConverter:

  • Added support for fund/liquidate in non 50%/50% reserves converters

BancorFormula:

  • Added calculations for fund/liquidate in non 50%/50% reserves

0.5.6 (2019-11-18)

BancorConverter:

  • Updated the virtual balances mechanism - it now scales all reserve balances by the same factor and is only relevant to cross reserve conversions

0.5.5 (2019-11-05)

BancorNetwork:

  • Added affiliate fee support in xConvert & xConvertPrioritized

SmartTokenController:

  • Removed the disableTokenTransfers function

0.5.4 (2019-11-03)

General:

  • Added a testnet/private chain deployment script/migration
  • Updated the readme file with more tutorials on the various scripts

ERC20Token:

  • Cleaned up construction, added the total supply as a constructor arg

0.5.3 (2019-10-22)

General:

  • Cleaned up all compilation warnings

BancorConverter:

  • Added a protection against activation with no token supply

0.5.2 (2019-10-07)

BancorConverterRegistry

  • Added events when adding/removing tokens
  • Removing the last converter of a token will now also remove the token from the list of tokens

0.5.1 (2019-10-07)

General:

  • Added the BancorNetworkPathFinder contract

BancorConverterFactory

  • Added utility function latestConverterAddress to return the latest converter for a given token
  • Removing the last converter for a token will now also remove the token from the list of tokens

0.5.0 (2019-09-25)

General:

  • Terminology changes (Connector -> Reserve, Weight -> Ratio)
  • Compiler upgraded to 0.4.26
  • Truffle upgraded to 4.1.16

0.4.12 (2019-09-01)

General:

  • Fixed line breaks in documentation

0.4.11 (2019-08-29)

BancorNetwork:

  • Added support for affilate fee

BancorConverter:

  • Minor cleanups / bug fixes

0.4.10 (2019-08-21)

BancorX:

  • Added support for any ERC20/Smart token (was previously BNT specific)

0.4.9 (2019-08-18)

Converters:

  • Fixed a rounding error in the fund function

0.4.8 (2019-07-20)

General:

  • Added support for auto generation of documentation
  • Updated contract documentation
  • Cleaned up tests

Network:

  • Fixed an issue that caused getReturnByPath to fail if the path contained old converters

0.4.7 (2019-05-11)

  • added the ConverterRegistry contract

0.4.6 (2019-01-29)

General:

  • Added support for non standard ERC-20 tokens
  • Added NonStandardTokenRegistry contract to support non standard ERC-20 tokens

Network:

  • Removed convertForMultiple

0.4.5 (2019-01-23)

General:

  • Minor cleanups / bug fixes
  • Moved to SafeMath

Converters:

  • Added completeXConversion function to convert from BNT to another token by providing an id rather than amount
  • Changed the version from bytes32 to uint16
  • quickConvert and quickConvertPrioritized now call convertForPrioritized3 in the BancorNetwork contract
  • Renamed isPurchaseEnabled to isSaleEnabled in connector token struct, and validated that sales are enabled for the fromConnector rather than the toConnector in the conversion functions

Network:

  • verifyTrustedSender function argument amount renamed to customVal
  • Added xConvert and xConvertPrioritized functions which converts any token to BNT and transfers the result to BancorX
  • Added validateXConversion function to get around the 16 variable function limit in the xConvert function
  • Added convertForPrioritized3 with backwards compatibility to now receive a custom value along with the amount for verifying trusted senders

0.4.4 (2018-06-23)

General:

  • Minor cleanups / bug fixes
  • Upgraded compiler version to 0.4.24

Converters:

  • Replaced the setRegistry function with updateRegistry function
  • Removed quickBuyPath from converter
  • getReturn now returns the fee as a separate return value
  • Converter owner can no longer withdraw connector tokens while the converter is active
  • Converter owner can no longer transfer the token ownership once the converter is active
  • Added a dedicated upgrade function for easier upgrades
  • Added a fund function for increasing liquidity atomically
  • Added a liquidate function for decreasing liquidity atomically even when conversions are disabled

Registry:

  • Fixed item removal

0.4.3 (2018-06-23)

General:

  • Upgraded compiler version to 0.4.23
  • Updated all contracts to make use of the new constructor keyword
  • Removed more local contract dependencies and replaced them with querying the registry

Utilities:

  • ContractRegistry - added support for querying the number of items/contract names in the registry

0.4.2 (2018-06-10)

General:

  • Added more predefined contract ids

Bug fixes:

  • Fixed a crash in BancorConverterUpgrader when trying to upgrade converters with virtual connector balance

0.4.1 (2018-06-07)

Bug fixes:

  • Fixed BancorNetwork contract backward compatibility with older converters

0.4.0 (2018-06-06)

General:

  • Restructured contract folders
  • Upgraded compiler version to 0.4.21
  • Replaced from testrpc with ganache
  • Other minor cleanups

Converters:

  • Gas cost optimizations when converting between 2 connectors, now uses an optimized dedicated formula calculation
  • Conversions now trigger 2 separate events - Conversion & PriceDataUpdate
  • Added support for multiple conversions in a single atomic transaction
  • Added support for conversion whitelist
  • Removed the BancorConverterExtensions contract and replaced it with the new ContractRegistry contract
  • Added the ability for the owner to also set the manager
  • Renamed BancorQuickConverter to BancorNetwork to more accurately reflect its place as the entry point for bancor related functionality
  • Removed EIP228 related functionality and deprecated the EIP

Utilities:

  • Added support for contract registry to minimize dependencies between contracts
  • Added support for a "feature flags" contract that allows contracts to dynamically query other contracts for supported features