mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-22 19:50:36 +00:00
46 lines
1.4 KiB
Go
46 lines
1.4 KiB
Go
// Copyright 2017 The go-ethereum Authors
|
|
// This file is part of the go-ethereum library.
|
|
//
|
|
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package hexutil_test
|
|
|
|
import (
|
|
"encoding/json"
|
|
"fmt"
|
|
|
|
"github.com/ledgerwatch/turbo-geth/common/hexutil"
|
|
)
|
|
|
|
type MyType [5]byte
|
|
|
|
func (v *MyType) UnmarshalText(input []byte) error {
|
|
return hexutil.UnmarshalFixedText("MyType", input, v[:])
|
|
}
|
|
|
|
func (v MyType) String() string {
|
|
return hexutil.Bytes(v[:]).String()
|
|
}
|
|
|
|
func ExampleUnmarshalFixedText() {
|
|
var v1, v2 MyType
|
|
fmt.Println("v1 error:", json.Unmarshal([]byte(`"0x01"`), &v1))
|
|
fmt.Println("v2 error:", json.Unmarshal([]byte(`"0x0101010101"`), &v2))
|
|
fmt.Println("v2:", v2)
|
|
// Output:
|
|
// v1 error: hex string has length 2, want 10 for MyType
|
|
// v2 error: <nil>
|
|
// v2: 0x0101010101
|
|
}
|