check proof for not active account

ton/getstate.go

@@ -3,6 +3,7 @@ package ton
 import (
  "bytes"
  "context"
+ "errors"
  "fmt"
  "github.com/xssnick/tonutils-go/address"
  "github.com/xssnick/tonutils-go/tl"
@@ -58,12 +59,6 @@ func (c *APIClient) GetAccount(ctx context.Context, block *BlockIDExt, addr *add
  return nil, fmt.Errorf("response with incorrect master block")
  }
 
- if t.State == nil {
- return &tlb.Account{
- IsActive: false,
- }, nil
- }
-
  if t.Proof == nil {
  return nil, fmt.Errorf("no proof")
  }
@@ -87,9 +82,17 @@ func (c *APIClient) GetAccount(ctx context.Context, block *BlockIDExt, addr *add
  }
 
  shardAcc, balanceInfo, err := CheckAccountStateProof(addr, block, t.Proof, t.ShardProof, shardHash, c.proofCheckPolicy == ProofCheckPolicyUnsafe)
+ if errors.Is(err, ErrNoAddrInProof) && t.State == nil {
+ return &tlb.Account{
+ IsActive: false,
+ }, nil
+ }
  if err != nil {
  return nil, fmt.Errorf("failed to check acc state proof: %w", err)
  }
+ if t.State == nil {
+ return nil, fmt.Errorf("state must be presented")
+ }
 
  if !bytes.Equal(shardAcc.Account.Hash(0), t.State.Hash()) {
  return nil, fmt.Errorf("proof hash not match state account hash")