erc1967_proxy.go

// Code generated - DO NOT EDIT.
// This file is a generated binding and any manual changes will be lost.

package contract

import (
	"math/big"
	"strings"

	ethereum "github.com/ethereum/go-ethereum"
	"github.com/ethereum/go-ethereum/accounts/abi"
	"github.com/ethereum/go-ethereum/accounts/abi/bind"
	"github.com/ethereum/go-ethereum/common"
	"github.com/ethereum/go-ethereum/core/types"
	"github.com/ethereum/go-ethereum/event"
)

// Reference imports to suppress errors if they are not otherwise used.
var (
	_ = big.NewInt
	_ = strings.NewReader
	_ = ethereum.NotFound
	_ = bind.Bind
	_ = common.Big1
	_ = types.BloomLookup
	_ = event.NewSubscription
)

// ERC1967ProxyABI is the input ABI used to generate the binding from.
const ERC1967ProxyABI = "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_logic\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"stateMutability\":\"payable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"beacon\",\"type\":\"address\"}],\"name\":\"BeaconUpgraded\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}]"

// ERC1967ProxyBin is the compiled bytecode used for deploying new contracts.
var ERC1967ProxyBin = "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"

// DeployERC1967Proxy deploys a new Ethereum contract, binding an instance of ERC1967Proxy to it.
func DeployERC1967Proxy(auth *bind.TransactOpts, backend bind.ContractBackend, _logic common.Address, _data []byte) (common.Address, *types.Transaction, *ERC1967Proxy, error) {
	parsed, err := abi.JSON(strings.NewReader(ERC1967ProxyABI))
	if err != nil {
		return common.Address{}, nil, nil, err
	}

	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(ERC1967ProxyBin), backend, _logic, _data)
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	return address, tx, &ERC1967Proxy{ERC1967ProxyCaller: ERC1967ProxyCaller{contract: contract}, ERC1967ProxyTransactor: ERC1967ProxyTransactor{contract: contract}, ERC1967ProxyFilterer: ERC1967ProxyFilterer{contract: contract}}, nil
}

// ERC1967Proxy is an auto generated Go binding around an Ethereum contract.
type ERC1967Proxy struct {
	ERC1967ProxyCaller     // Read-only binding to the contract
	ERC1967ProxyTransactor // Write-only binding to the contract
	ERC1967ProxyFilterer   // Log filterer for contract events
}

// ERC1967ProxyCaller is an auto generated read-only Go binding around an Ethereum contract.
type ERC1967ProxyCaller struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// ERC1967ProxyTransactor is an auto generated write-only Go binding around an Ethereum contract.
type ERC1967ProxyTransactor struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// ERC1967ProxyFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
type ERC1967ProxyFilterer struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// ERC1967ProxySession is an auto generated Go binding around an Ethereum contract,
// with pre-set call and transact options.
type ERC1967ProxySession struct {
	Contract     *ERC1967Proxy     // Generic contract binding to set the session for
	CallOpts     bind.CallOpts     // Call options to use throughout this session
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// ERC1967ProxyCallerSession is an auto generated read-only Go binding around an Ethereum contract,
// with pre-set call options.
type ERC1967ProxyCallerSession struct {
	Contract *ERC1967ProxyCaller // Generic contract caller binding to set the session for
	CallOpts bind.CallOpts       // Call options to use throughout this session
}

// ERC1967ProxyTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
// with pre-set transact options.
type ERC1967ProxyTransactorSession struct {
	Contract     *ERC1967ProxyTransactor // Generic contract transactor binding to set the session for
	TransactOpts bind.TransactOpts       // Transaction auth options to use throughout this session
}

// ERC1967ProxyRaw is an auto generated low-level Go binding around an Ethereum contract.
type ERC1967ProxyRaw struct {
	Contract *ERC1967Proxy // Generic contract binding to access the raw methods on
}

// ERC1967ProxyCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
type ERC1967ProxyCallerRaw struct {
	Contract *ERC1967ProxyCaller // Generic read-only contract binding to access the raw methods on
}

// ERC1967ProxyTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
type ERC1967ProxyTransactorRaw struct {
	Contract *ERC1967ProxyTransactor // Generic write-only contract binding to access the raw methods on
}

// NewERC1967Proxy creates a new instance of ERC1967Proxy, bound to a specific deployed contract.
func NewERC1967Proxy(address common.Address, backend bind.ContractBackend) (*ERC1967Proxy, error) {
	contract, err := bindERC1967Proxy(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &ERC1967Proxy{ERC1967ProxyCaller: ERC1967ProxyCaller{contract: contract}, ERC1967ProxyTransactor: ERC1967ProxyTransactor{contract: contract}, ERC1967ProxyFilterer: ERC1967ProxyFilterer{contract: contract}}, nil
}

// NewERC1967ProxyCaller creates a new read-only instance of ERC1967Proxy, bound to a specific deployed contract.
func NewERC1967ProxyCaller(address common.Address, caller bind.ContractCaller) (*ERC1967ProxyCaller, error) {
	contract, err := bindERC1967Proxy(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &ERC1967ProxyCaller{contract: contract}, nil
}

// NewERC1967ProxyTransactor creates a new write-only instance of ERC1967Proxy, bound to a specific deployed contract.
func NewERC1967ProxyTransactor(address common.Address, transactor bind.ContractTransactor) (*ERC1967ProxyTransactor, error) {
	contract, err := bindERC1967Proxy(address, nil, transactor, nil)
	if err != nil {
		return nil, err
	}
	return &ERC1967ProxyTransactor{contract: contract}, nil
}

// NewERC1967ProxyFilterer creates a new log filterer instance of ERC1967Proxy, bound to a specific deployed contract.
func NewERC1967ProxyFilterer(address common.Address, filterer bind.ContractFilterer) (*ERC1967ProxyFilterer, error) {
	contract, err := bindERC1967Proxy(address, nil, nil, filterer)
	if err != nil {
		return nil, err
	}
	return &ERC1967ProxyFilterer{contract: contract}, nil
}

// bindERC1967Proxy binds a generic wrapper to an already deployed contract.
func bindERC1967Proxy(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
	parsed, err := abi.JSON(strings.NewReader(ERC1967ProxyABI))
	if err != nil {
		return nil, err
	}
	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_ERC1967Proxy *ERC1967ProxyRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _ERC1967Proxy.Contract.ERC1967ProxyCaller.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_ERC1967Proxy *ERC1967ProxyRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _ERC1967Proxy.Contract.ERC1967ProxyTransactor.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_ERC1967Proxy *ERC1967ProxyRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _ERC1967Proxy.Contract.ERC1967ProxyTransactor.contract.Transact(opts, method, params...)
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_ERC1967Proxy *ERC1967ProxyCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _ERC1967Proxy.Contract.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_ERC1967Proxy *ERC1967ProxyTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _ERC1967Proxy.Contract.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_ERC1967Proxy *ERC1967ProxyTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _ERC1967Proxy.Contract.contract.Transact(opts, method, params...)
}

// Fallback is a paid mutator transaction binding the contract fallback function.
//
// Solidity: fallback() payable returns()
func (_ERC1967Proxy *ERC1967ProxyTransactor) Fallback(opts *bind.TransactOpts, calldata []byte) (*types.Transaction, error) {
	return _ERC1967Proxy.contract.RawTransact(opts, calldata)
}

// Fallback is a paid mutator transaction binding the contract fallback function.
//
// Solidity: fallback() payable returns()
func (_ERC1967Proxy *ERC1967ProxySession) Fallback(calldata []byte) (*types.Transaction, error) {
	return _ERC1967Proxy.Contract.Fallback(&_ERC1967Proxy.TransactOpts, calldata)
}

// Fallback is a paid mutator transaction binding the contract fallback function.
//
// Solidity: fallback() payable returns()
func (_ERC1967Proxy *ERC1967ProxyTransactorSession) Fallback(calldata []byte) (*types.Transaction, error) {
	return _ERC1967Proxy.Contract.Fallback(&_ERC1967Proxy.TransactOpts, calldata)
}

// Receive is a paid mutator transaction binding the contract receive function.
//
// Solidity: receive() payable returns()
func (_ERC1967Proxy *ERC1967ProxyTransactor) Receive(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _ERC1967Proxy.contract.RawTransact(opts, nil) // calldata is disallowed for receive function
}

// Receive is a paid mutator transaction binding the contract receive function.
//
// Solidity: receive() payable returns()
func (_ERC1967Proxy *ERC1967ProxySession) Receive() (*types.Transaction, error) {
	return _ERC1967Proxy.Contract.Receive(&_ERC1967Proxy.TransactOpts)
}

// Receive is a paid mutator transaction binding the contract receive function.
//
// Solidity: receive() payable returns()
func (_ERC1967Proxy *ERC1967ProxyTransactorSession) Receive() (*types.Transaction, error) {
	return _ERC1967Proxy.Contract.Receive(&_ERC1967Proxy.TransactOpts)
}

// ERC1967ProxyAdminChangedIterator is returned from FilterAdminChanged and is used to iterate over the raw logs and unpacked data for AdminChanged events raised by the ERC1967Proxy contract.
type ERC1967ProxyAdminChangedIterator struct {
	Event *ERC1967ProxyAdminChanged // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *ERC1967ProxyAdminChangedIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(ERC1967ProxyAdminChanged)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(ERC1967ProxyAdminChanged)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *ERC1967ProxyAdminChangedIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *ERC1967ProxyAdminChangedIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// ERC1967ProxyAdminChanged represents a AdminChanged event raised by the ERC1967Proxy contract.
type ERC1967ProxyAdminChanged struct {
	PreviousAdmin common.Address
	NewAdmin      common.Address
	Raw           types.Log // Blockchain specific contextual infos
}

// FilterAdminChanged is a free log retrieval operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
//
// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
func (_ERC1967Proxy *ERC1967ProxyFilterer) FilterAdminChanged(opts *bind.FilterOpts) (*ERC1967ProxyAdminChangedIterator, error) {
	logs, sub, err := _ERC1967Proxy.contract.FilterLogs(opts, "AdminChanged")
	if err != nil {
		return nil, err
	}
	return &ERC1967ProxyAdminChangedIterator{contract: _ERC1967Proxy.contract, event: "AdminChanged", logs: logs, sub: sub}, nil
}

// WatchAdminChanged is a free log subscription operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
//
// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
func (_ERC1967Proxy *ERC1967ProxyFilterer) WatchAdminChanged(opts *bind.WatchOpts, sink chan<- *ERC1967ProxyAdminChanged) (event.Subscription, error) {
	logs, sub, err := _ERC1967Proxy.contract.WatchLogs(opts, "AdminChanged")
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(ERC1967ProxyAdminChanged)
				if err := _ERC1967Proxy.contract.UnpackLog(event, "AdminChanged", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseAdminChanged is a log parse operation binding the contract event 0x7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f.
//
// Solidity: event AdminChanged(address previousAdmin, address newAdmin)
func (_ERC1967Proxy *ERC1967ProxyFilterer) ParseAdminChanged(log types.Log) (*ERC1967ProxyAdminChanged, error) {
	event := new(ERC1967ProxyAdminChanged)
	if err := _ERC1967Proxy.contract.UnpackLog(event, "AdminChanged", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// ERC1967ProxyBeaconUpgradedIterator is returned from FilterBeaconUpgraded and is used to iterate over the raw logs and unpacked data for BeaconUpgraded events raised by the ERC1967Proxy contract.
type ERC1967ProxyBeaconUpgradedIterator struct {
	Event *ERC1967ProxyBeaconUpgraded // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *ERC1967ProxyBeaconUpgradedIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(ERC1967ProxyBeaconUpgraded)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(ERC1967ProxyBeaconUpgraded)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *ERC1967ProxyBeaconUpgradedIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *ERC1967ProxyBeaconUpgradedIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// ERC1967ProxyBeaconUpgraded represents a BeaconUpgraded event raised by the ERC1967Proxy contract.
type ERC1967ProxyBeaconUpgraded struct {
	Beacon common.Address
	Raw    types.Log // Blockchain specific contextual infos
}

// FilterBeaconUpgraded is a free log retrieval operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
//
// Solidity: event BeaconUpgraded(address indexed beacon)
func (_ERC1967Proxy *ERC1967ProxyFilterer) FilterBeaconUpgraded(opts *bind.FilterOpts, beacon []common.Address) (*ERC1967ProxyBeaconUpgradedIterator, error) {
	var beaconRule []interface{}
	for _, beaconItem := range beacon {
		beaconRule = append(beaconRule, beaconItem)
	}

	logs, sub, err := _ERC1967Proxy.contract.FilterLogs(opts, "BeaconUpgraded", beaconRule)
	if err != nil {
		return nil, err
	}
	return &ERC1967ProxyBeaconUpgradedIterator{contract: _ERC1967Proxy.contract, event: "BeaconUpgraded", logs: logs, sub: sub}, nil
}

// WatchBeaconUpgraded is a free log subscription operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
//
// Solidity: event BeaconUpgraded(address indexed beacon)
func (_ERC1967Proxy *ERC1967ProxyFilterer) WatchBeaconUpgraded(opts *bind.WatchOpts, sink chan<- *ERC1967ProxyBeaconUpgraded, beacon []common.Address) (event.Subscription, error) {
	var beaconRule []interface{}
	for _, beaconItem := range beacon {
		beaconRule = append(beaconRule, beaconItem)
	}

	logs, sub, err := _ERC1967Proxy.contract.WatchLogs(opts, "BeaconUpgraded", beaconRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(ERC1967ProxyBeaconUpgraded)
				if err := _ERC1967Proxy.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseBeaconUpgraded is a log parse operation binding the contract event 0x1cf3b03a6cf19fa2baba4df148e9dcabedea7f8a5c07840e207e5c089be95d3e.
//
// Solidity: event BeaconUpgraded(address indexed beacon)
func (_ERC1967Proxy *ERC1967ProxyFilterer) ParseBeaconUpgraded(log types.Log) (*ERC1967ProxyBeaconUpgraded, error) {
	event := new(ERC1967ProxyBeaconUpgraded)
	if err := _ERC1967Proxy.contract.UnpackLog(event, "BeaconUpgraded", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// ERC1967ProxyUpgradedIterator is returned from FilterUpgraded and is used to iterate over the raw logs and unpacked data for Upgraded events raised by the ERC1967Proxy contract.
type ERC1967ProxyUpgradedIterator struct {
	Event *ERC1967ProxyUpgraded // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *ERC1967ProxyUpgradedIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(ERC1967ProxyUpgraded)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(ERC1967ProxyUpgraded)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *ERC1967ProxyUpgradedIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *ERC1967ProxyUpgradedIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// ERC1967ProxyUpgraded represents a Upgraded event raised by the ERC1967Proxy contract.
type ERC1967ProxyUpgraded struct {
	Implementation common.Address
	Raw            types.Log // Blockchain specific contextual infos
}

// FilterUpgraded is a free log retrieval operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
//
// Solidity: event Upgraded(address indexed implementation)
func (_ERC1967Proxy *ERC1967ProxyFilterer) FilterUpgraded(opts *bind.FilterOpts, implementation []common.Address) (*ERC1967ProxyUpgradedIterator, error) {
	var implementationRule []interface{}
	for _, implementationItem := range implementation {
		implementationRule = append(implementationRule, implementationItem)
	}

	logs, sub, err := _ERC1967Proxy.contract.FilterLogs(opts, "Upgraded", implementationRule)
	if err != nil {
		return nil, err
	}
	return &ERC1967ProxyUpgradedIterator{contract: _ERC1967Proxy.contract, event: "Upgraded", logs: logs, sub: sub}, nil
}

// WatchUpgraded is a free log subscription operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
//
// Solidity: event Upgraded(address indexed implementation)
func (_ERC1967Proxy *ERC1967ProxyFilterer) WatchUpgraded(opts *bind.WatchOpts, sink chan<- *ERC1967ProxyUpgraded, implementation []common.Address) (event.Subscription, error) {
	var implementationRule []interface{}
	for _, implementationItem := range implementation {
		implementationRule = append(implementationRule, implementationItem)
	}

	logs, sub, err := _ERC1967Proxy.contract.WatchLogs(opts, "Upgraded", implementationRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(ERC1967ProxyUpgraded)
				if err := _ERC1967Proxy.contract.UnpackLog(event, "Upgraded", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseUpgraded is a log parse operation binding the contract event 0xbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b.
//
// Solidity: event Upgraded(address indexed implementation)
func (_ERC1967Proxy *ERC1967ProxyFilterer) ParseUpgraded(log types.Log) (*ERC1967ProxyUpgraded, error) {
	event := new(ERC1967ProxyUpgraded)
	if err := _ERC1967Proxy.contract.UnpackLog(event, "Upgraded", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}