stellar/go horizonclient-v13.0.0

horizonclient-v13.0.0 & txnbuild

on GitHub

This is the stable release of Horizon Client with protocol 20 (Soroban support).

Key changes to support protocol 20 (Soroban)

New XDR Schema:

• Support for new XDR schemas.

• Three new operations related to Soroban and state expiration (see Interacting with Soroban via Stellar and State Expiration):

  • invokeHostFunctionOp: Invoke contract actions.
  • bumpExpirationFootprintOp: Bump expiration ledger of specified keys.
  • restoreFootprintOp: Restore expiration of specified ledger keys.

Horizon API Changes:

• /effects can produce two new effects:
  • contract_credited occurs when a Stellar asset moves into its corresponding Stellar Asset Contract instance
  • contract_debited occurs when a Stellar asset moves out of its corresponding Stellar Asset Contract instance
• /assets/:name contains two new fields:
  • num_contracts - the integer quantity of contracts that hold this asset
  • contracts_amount - the total units of that asset held by contracts
• /operations has three new response schemas corresponding to the Soroban operations (described above)