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// Copyright 2016 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 backends
import (
"math/big"
"github.com/ethereum/go-ethereum/accounts/abi/bind"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"golang.org/x/net/context"
)
// This nil assignment ensures compile time that nilBackend implements bind.ContractBackend.
var _ bind.ContractBackend = (*nilBackend)(nil)
// nilBackend implements bind.ContractBackend, but panics on any method call.
// Its sole purpose is to support the binding tests to construct the generated
// wrappers without calling any methods on them.
type nilBackend struct{}
func (*nilBackend) ContractCall(context.Context, common.Address, []byte, bool) ([]byte, error) {
panic("not implemented")
}
func (*nilBackend) EstimateGasLimit(context.Context, common.Address, *common.Address, *big.Int, []byte) (*big.Int, error) {
panic("not implemented")
}
func (*nilBackend) HasCode(context.Context, common.Address, bool) (bool, error) {
panic("not implemented")
}
func (*nilBackend) SuggestGasPrice(context.Context) (*big.Int, error) { panic("not implemented") }
func (*nilBackend) PendingAccountNonce(context.Context, common.Address) (uint64, error) {
panic("not implemented")
}
func (*nilBackend) SendTransaction(context.Context, *types.Transaction) error {
panic("not implemented")
}
// NewNilBackend creates a new binding backend that can be used for instantiation
// but will panic on any invocation. Its sole purpose is to help testing.
func NewNilBackend() bind.ContractBackend {
return new(nilBackend)
}
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