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rpc: support returning nil pointer big.Ints (null)

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This commit is contained in:
Péter Szilágyi
2018-06-11 13:15:59 +03:00
parent 1d666cf27e
commit 99483e85b9
4 changed files with 7 additions and 31 deletions
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14
internal/ethapi/api.go
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@ -62,8 +62,9 @@ func NewPublicEthereumAPI(b Backend) *PublicEthereumAPI {
}
// GasPrice returns a suggestion for a gas price.
func (s *PublicEthereumAPI) GasPrice(ctx context.Context) (*big.Int, error) {
return s.b.SuggestPrice(ctx)
func (s *PublicEthereumAPI) GasPrice(ctx context.Context) (*hexutil.Big, error) {
price, err := s.b.SuggestPrice(ctx)
return (*hexutil.Big)(price), err
}
// ProtocolVersion returns the current Ethereum protocol version this node supports
@ -487,21 +488,20 @@ func NewPublicBlockChainAPI(b Backend) *PublicBlockChainAPI {
}
// BlockNumber returns the block number of the chain head.
func (s *PublicBlockChainAPI) BlockNumber() *big.Int {
func (s *PublicBlockChainAPI) BlockNumber() hexutil.Uint64 {
header, _ := s.b.HeaderByNumber(context.Background(), rpc.LatestBlockNumber) // latest header should always be available
return header.Number
return hexutil.Uint64(header.Number.Uint64())
}
// GetBalance returns the amount of wei for the given address in the state of the
// given block number. The rpc.LatestBlockNumber and rpc.PendingBlockNumber meta
// block numbers are also allowed.
func (s *PublicBlockChainAPI) GetBalance(ctx context.Context, address common.Address, blockNr rpc.BlockNumber) (*big.Int, error) {
func (s *PublicBlockChainAPI) GetBalance(ctx context.Context, address common.Address, blockNr rpc.BlockNumber) (*hexutil.Big, error) {
state, _, err := s.b.StateAndHeaderByNumber(ctx, blockNr)
if state == nil || err != nil {
return nil, err
}
b := state.GetBalance(address)
return b, state.Error()
return (*hexutil.Big)(state.GetBalance(address)), state.Error()
}
// GetBlockByNumber returns the requested block. When blockNr is -1 the chain head is returned. When fullTx is true all