Add state_changes in Simulate Transaction response (#164)

* Add state_changes in Simulate Transaction response * Add nil option in for state_changes property
kommitters · Jul 19, 2024 · 8df5908 · 8df5908
1 parent bcd1fd3
commit 8df5908
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diff --git a/README.md b/README.md
@@ -219,6 +219,7 @@ Soroban.RPC.Server.local() # http://localhost:8000
 Submit a trial contract invocation to get back return values, expected ledger footprint, and expected costs.
 
 **Parameters**
+
 - `server`: `Soroban.RPC.Server` struct - The Soroban-RPC server to interact with.
 - `params`: Parameters to simulate the transaction:
   - `transaction`: `<xdr.TransactionEnvelope>` - The transaction to be simulated (serialized in base64).
@@ -250,6 +251,7 @@ Soroban.RPC.simulate_transaction(server, transaction: base64_envelope, addl_reso
    cost: %{cpu_insns: "1048713", mem_bytes: "1201148"},
    latest_ledger: 45075181,
    restore_preamble: nil,
+   state_changes: nil,
    error: nil
  }}
 

diff --git a/lib/rpc/responses/simulate_transaction_response.ex b/lib/rpc/responses/simulate_transaction_response.ex
@@ -12,6 +12,7 @@ defmodule Soroban.RPC.SimulateTransactionResponse do
   @type restore_preamble :: map() | nil
   @type latest_ledger :: non_neg_integer()
   @type error :: String.t() | nil
+  @type state_changes :: list(map()) | nil
 
   @type t :: %__MODULE__{
           min_resource_fee: min_resource_fee(),
@@ -21,6 +22,7 @@ defmodule Soroban.RPC.SimulateTransactionResponse do
           events: events(),
           restore_preamble: restore_preamble(),
           latest_ledger: latest_ledger(),
+          state_changes: state_changes(),
           error: error()
         }
 
@@ -32,6 +34,7 @@ defmodule Soroban.RPC.SimulateTransactionResponse do
     :events,
     :restore_preamble,
     :latest_ledger,
+    :state_changes,
     :error
   ]