polkadot-js/api v5.0.1

on GitHub

Upgrade priority: Low. Recommended for users of current-generation Substrate chains.

• Breaking change The @polkadot/metadata package has been removed, adjust imports to @polkadot/types
• Important Internally rxjs has been upgraded to the 7.0 version, affecting users of the ApiRx interface

Changes:

• Remove the @polkadot/metadata package, consolidate into @polkadot/types
• Contract reads will now expose an additional gasRequired (total estimated)
• Allow schedule derives to handle scheduler entries that cannot decode
• Add missing historic Heartbeat: HeartbeatTo244 mapping to Westend
• Adjust Ws .disconnect() logic to always clear auto-connect
• Add BlockNumberFor type mapping
• Add Westend 9080 upgrade block
• Add derive.crowdloan.contributions(paraId)
• Allow building as a completely stand-alone browser bundle (experimental)
• Update to latest @polkadot/x-rxjs with RxJs 7.2
• Align static metadata with latest Substrate