50 lines
2.1 KiB
Go
50 lines
2.1 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package backends
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import (
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"math/big"
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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)
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// This nil assignment ensures compile time that nilBackend implements bind.ContractBackend.
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var _ bind.ContractBackend = (*nilBackend)(nil)
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// nilBackend implements bind.ContractBackend, but panics on any method call.
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// Its sole purpose is to support the binding tests to construct the generated
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// wrappers without calling any methods on them.
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type nilBackend struct{}
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func (*nilBackend) ContractCall(common.Address, []byte, bool) ([]byte, error) {
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panic("not implemented")
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}
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func (*nilBackend) EstimateGasLimit(common.Address, *common.Address, *big.Int, []byte) (*big.Int, error) {
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panic("not implemented")
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}
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func (*nilBackend) SuggestGasPrice() (*big.Int, error) { panic("not implemented") }
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func (*nilBackend) PendingAccountNonce(common.Address) (uint64, error) { panic("not implemented") }
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func (*nilBackend) SendTransaction(*types.Transaction) error { panic("not implemented") }
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// NewNilBackend creates a new binding backend that can be used for instantiation
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// but will panic on any invocation. Its sole purpose is to help testing.
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func NewNilBackend() bind.ContractBackend {
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return new(nilBackend)
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}
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