v4.9.1

Accumulators

• Improve SAVPriceAccumulator: Adds conditional underlying oracle heartbeat validation.

v4.9.0

Dependencies

• Upgrade OpenZeppelin Contracts to v4.9.6

Accumulators

• Add SAVPriceAccumulator: An accumulator that tracks ERC4626 vault share prices.

v4.8.0

Accumulators

• Add AdrastiaUtilizationAndErrorAccumulator: An accumulator that tracks and accumulates utilization and error based on an Adrastia supply & borrow oracle.

v4.7.1

Accumulators

• Add constructor sanitization
• Fix EIP-165 compliance issue

Interfaces

• Add a warning about using 0 for maxAge.

Oracles

• Update PythOracleView
  • Add exponent validation
  • Add support for Pyth confidence intervals

v4.7.0

Accumulators

• Modify AlocUtilizationAndErrorAccumulator: Add constructor flag to treat an empty ALOC as 0% utilized.

v4.6.1

Accumulators

• Fix bug in CompoundV2SBAccumulator: Some CEther markets used to cause reverts when updating the token mappings.

v4.6.0

Accumulators

• Update CompoundV2SBAccumulator: Add support for CEther.
• Add VenusIsolatedSBAccumulator: An accumulator that tracks and accumulates Venus Isolated Pools total supply and borrow amounts.

v4.5.0

Accumulators

• Add CompoundV2SBAccumulator: An accumulator that tracks and accumulates Compound v2 total supply and borrow amounts.
• Add IonicSBAccumulator: An accumulator that tracks and accumulates Ionic total supply and borrow amounts.

v4.4.0

Accumulators

• Add ValueAndErrorAccumulator: An abstract extension of LiquidityAccumulator that accumulates values and errors.
• Add AlocUtilizationAndErrorAccumulator: An accumulator that tracks and accumulates TrueFi ALOC utilization and error.

v4.3.0

Accumulators

• Add AdrastiaPriceAccumulator: An accumulator that tracks and accumulates values from Adrastia price oracles.

Libraries

• Add StringLibrary: A library for working with strings.
  • Add function bytes32ToString: Converts bytes32 to string, stopping the conversion when we hit the null terminator or the end of the bytes.

Oracles

• Add PythOracleView: An oracle view that reads from Pyth.
• Add DiaOracleView: An oracle view that reads from DIA.