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authorTed Yin <[email protected]>2020-09-18 13:14:29 -0400
committerGitHub <[email protected]>2020-09-18 13:14:29 -0400
commitd048937c48753d9eaef771bf71820cf95d79df26 (patch)
tree1a7f65fcd72e77092525ab01625b8b9d365e3e40 /accounts/abi/bind/backend.go
parent7d1388c743b4ec8f4a86bea95bfada785dee83f7 (diff)
parent7d8c85cf8895b0f998d8eafb02f99d5b689fcd59 (diff)
Merge pull request #34 from ava-labs/devv0.3.0-rc.5
Dev
Diffstat (limited to 'accounts/abi/bind/backend.go')
-rw-r--r--accounts/abi/bind/backend.go112
1 files changed, 0 insertions, 112 deletions
diff --git a/accounts/abi/bind/backend.go b/accounts/abi/bind/backend.go
deleted file mode 100644
index 556394f..0000000
--- a/accounts/abi/bind/backend.go
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@@ -1,112 +0,0 @@
-// Copyright 2015 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 bind
-
-import (
- "context"
- "errors"
- "math/big"
-
- "github.com/ava-labs/coreth/core/types"
- "github.com/ava-labs/go-ethereum"
- "github.com/ava-labs/go-ethereum/common"
-)
-
-var (
- // ErrNoCode is returned by call and transact operations for which the requested
- // recipient contract to operate on does not exist in the state db or does not
- // have any code associated with it (i.e. suicided).
- ErrNoCode = errors.New("no contract code at given address")
-
- // This error is raised when attempting to perform a pending state action
- // on a backend that doesn't implement PendingContractCaller.
- ErrNoPendingState = errors.New("backend does not support pending state")
-
- // This error is returned by WaitDeployed if contract creation leaves an
- // empty contract behind.
- ErrNoCodeAfterDeploy = errors.New("no contract code after deployment")
-)
-
-// ContractCaller defines the methods needed to allow operating with contract on a read
-// only basis.
-type ContractCaller interface {
- // CodeAt returns the code of the given account. This is needed to differentiate
- // between contract internal errors and the local chain being out of sync.
- CodeAt(ctx context.Context, contract common.Address, blockNumber *big.Int) ([]byte, error)
- // ContractCall executes an Ethereum contract call with the specified data as the
- // input.
- CallContract(ctx context.Context, call ethereum.CallMsg, blockNumber *big.Int) ([]byte, error)
-}
-
-// PendingContractCaller defines methods to perform contract calls on the pending state.
-// Call will try to discover this interface when access to the pending state is requested.
-// If the backend does not support the pending state, Call returns ErrNoPendingState.
-type PendingContractCaller interface {
- // PendingCodeAt returns the code of the given account in the pending state.
- PendingCodeAt(ctx context.Context, contract common.Address) ([]byte, error)
- // PendingCallContract executes an Ethereum contract call against the pending state.
- PendingCallContract(ctx context.Context, call ethereum.CallMsg) ([]byte, error)
-}
-
-// ContractTransactor defines the methods needed to allow operating with contract
-// on a write only basis. Beside the transacting method, the remainder are helpers
-// used when the user does not provide some needed values, but rather leaves it up
-// to the transactor to decide.
-type ContractTransactor interface {
- // PendingCodeAt returns the code of the given account in the pending state.
- PendingCodeAt(ctx context.Context, account common.Address) ([]byte, error)
- // PendingNonceAt retrieves the current pending nonce associated with an account.
- PendingNonceAt(ctx context.Context, account common.Address) (uint64, error)
- // SuggestGasPrice retrieves the currently suggested gas price to allow a timely
- // execution of a transaction.
- SuggestGasPrice(ctx context.Context) (*big.Int, error)
- // EstimateGas tries to estimate the gas needed to execute a specific
- // transaction based on the current pending state of the backend blockchain.
- // There is no guarantee that this is the true gas limit requirement as other
- // transactions may be added or removed by miners, but it should provide a basis
- // for setting a reasonable default.
- EstimateGas(ctx context.Context, call ethereum.CallMsg) (gas uint64, err error)
- // SendTransaction injects the transaction into the pending pool for execution.
- SendTransaction(ctx context.Context, tx *types.Transaction) error
-}
-
-// ContractFilterer defines the methods needed to access log events using one-off
-// queries or continuous event subscriptions.
-type ContractFilterer interface {
- // FilterLogs executes a log filter operation, blocking during execution and
- // returning all the results in one batch.
- //
- // TODO(karalabe): Deprecate when the subscription one can return past data too.
- FilterLogs(ctx context.Context, query ethereum.FilterQuery) ([]types.Log, error)
-
- // SubscribeFilterLogs creates a background log filtering operation, returning
- // a subscription immediately, which can be used to stream the found events.
- SubscribeFilterLogs(ctx context.Context, query ethereum.FilterQuery, ch chan<- types.Log) (ethereum.Subscription, error)
-}
-
-// DeployBackend wraps the operations needed by WaitMined and WaitDeployed.
-type DeployBackend interface {
- TransactionReceipt(ctx context.Context, txHash common.Hash) (*types.Receipt, error)
- CodeAt(ctx context.Context, account common.Address, blockNumber *big.Int) ([]byte, error)
-}
-
-// ContractBackend defines the methods needed to work with contracts on a read-write basis.
-type ContractBackend interface {
- ContractCaller
- ContractTransactor
- ContractFilterer
-}