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// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum 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.
//
// go-ethereum 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 go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package api
import (
"encoding/json"
"github.com/ethereum/go-ethereum/rpc/shared"
)
type Sha3Args struct {
Data string
}
func (args *Sha3Args) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
if err := json.Unmarshal(b, &obj); err != nil {
return shared.NewDecodeParamError(err.Error())
}
if len(obj) < 1 {
return shared.NewInsufficientParamsError(len(obj), 1)
}
argstr, ok := obj[0].(string)
if !ok {
return shared.NewInvalidTypeError("data", "is not a string")
}
args.Data = argstr
return nil
}
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