internal/ethapi: accept both hex and decimal for blockCount (#23363)

This commit is contained in:
Felföldi Zsolt 2021-08-10 08:53:40 +02:00 committed by GitHub
parent d60cfd2604
commit 97bd6cd216
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 23 additions and 1 deletions

@ -87,7 +87,7 @@ type feeHistoryResult struct {
GasUsedRatio []float64 `json:"gasUsedRatio"`
}
func (s *PublicEthereumAPI) FeeHistory(ctx context.Context, blockCount hexutil.Uint, lastBlock rpc.BlockNumber, rewardPercentiles []float64) (*feeHistoryResult, error) {
func (s *PublicEthereumAPI) FeeHistory(ctx context.Context, blockCount rpc.DecimalOrHex, lastBlock rpc.BlockNumber, rewardPercentiles []float64) (*feeHistoryResult, error) {
oldest, reward, baseFee, gasUsed, err := s.b.FeeHistory(ctx, int(blockCount), lastBlock, rewardPercentiles)
if err != nil {
return nil, err

@ -21,6 +21,7 @@ import (
"encoding/json"
"fmt"
"math"
"strconv"
"strings"
"github.com/ethereum/go-ethereum/common"
@ -191,3 +192,24 @@ func BlockNumberOrHashWithHash(hash common.Hash, canonical bool) BlockNumberOrHa
RequireCanonical: canonical,
}
}
// DecimalOrHex unmarshals a non-negative decimal or hex parameter into a uint64.
type DecimalOrHex uint64
// UnmarshalJSON implements json.Unmarshaler.
func (dh *DecimalOrHex) UnmarshalJSON(data []byte) error {
input := strings.TrimSpace(string(data))
if len(input) >= 2 && input[0] == '"' && input[len(input)-1] == '"' {
input = input[1 : len(input)-1]
}
value, err := strconv.ParseUint(input, 10, 64)
if err != nil {
value, err = hexutil.DecodeUint64(input)
}
if err != nil {
return err
}
*dh = DecimalOrHex(value)
return nil
}