ERC20.go

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

package erc20

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
)

// Erc20ABI is the input ABI used to generate the binding from.
const Erc20ABI = "[{\"name\":\"Transfer\",\"inputs\":[{\"type\":\"address\",\"name\":\"_from\",\"indexed\":true},{\"type\":\"address\",\"name\":\"_to\",\"indexed\":true},{\"type\":\"uint256\",\"name\":\"_value\",\"indexed\":false}],\"anonymous\":false,\"type\":\"event\"},{\"name\":\"Approval\",\"inputs\":[{\"type\":\"address\",\"name\":\"_owner\",\"indexed\":true},{\"type\":\"address\",\"name\":\"_spender\",\"indexed\":true},{\"type\":\"uint256\",\"name\":\"_value\",\"indexed\":false}],\"anonymous\":false,\"type\":\"event\"},{\"outputs\":[],\"inputs\":[{\"type\":\"string\",\"name\":\"_name\"},{\"type\":\"string\",\"name\":\"_symbol\"},{\"type\":\"uint256\",\"name\":\"_decimals\"},{\"type\":\"uint256\",\"name\":\"_supply\"}],\"constant\":false,\"payable\":false,\"type\":\"constructor\"},{\"name\":\"totalSupply\",\"outputs\":[{\"type\":\"uint256\",\"name\":\"out\"}],\"inputs\":[],\"constant\":true,\"payable\":false,\"type\":\"function\",\"gas\":483},{\"name\":\"allowance\",\"outputs\":[{\"type\":\"uint256\",\"name\":\"out\"}],\"inputs\":[{\"type\":\"address\",\"name\":\"_owner\"},{\"type\":\"address\",\"name\":\"_spender\"}],\"constant\":true,\"payable\":false,\"type\":\"function\",\"gas\":845},{\"name\":\"transfer\",\"outputs\":[{\"type\":\"bool\",\"name\":\"out\"}],\"inputs\":[{\"type\":\"address\",\"name\":\"_to\"},{\"type\":\"uint256\",\"name\":\"_value\"}],\"constant\":false,\"payable\":false,\"type\":\"function\",\"gas\":74074},{\"name\":\"transferFrom\",\"outputs\":[{\"type\":\"bool\",\"name\":\"out\"}],\"inputs\":[{\"type\":\"address\",\"name\":\"_from\"},{\"type\":\"address\",\"name\":\"_to\"},{\"type\":\"uint256\",\"name\":\"_value\"}],\"constant\":false,\"payable\":false,\"type\":\"function\",\"gas\":109947},{\"name\":\"approve\",\"outputs\":[{\"type\":\"bool\",\"name\":\"out\"}],\"inputs\":[{\"type\":\"address\",\"name\":\"_spender\"},{\"type\":\"uint256\",\"name\":\"_value\"}],\"constant\":false,\"payable\":false,\"type\":\"function\",\"gas\":37809},{\"name\":\"name\",\"outputs\":[{\"type\":\"string\",\"name\":\"out\"}],\"inputs\":[],\"constant\":true,\"payable\":false,\"type\":\"function\",\"gas\":11577},{\"name\":\"symbol\",\"outputs\":[{\"type\":\"string\",\"name\":\"out\"}],\"inputs\":[],\"constant\":true,\"payable\":false,\"type\":\"function\",\"gas\":6462},{\"name\":\"decimals\",\"outputs\":[{\"type\":\"uint256\",\"name\":\"out\"}],\"inputs\":[],\"constant\":true,\"payable\":false,\"type\":\"function\",\"gas\":693},{\"name\":\"balanceOf\",\"outputs\":[{\"type\":\"uint256\",\"name\":\"out\"}],\"inputs\":[{\"type\":\"address\",\"name\":\"arg0\"}],\"constant\":true,\"payable\":false,\"type\":\"function\",\"gas\":895}]"

// Erc20Bin is the compiled bytecode used for deploying new contracts.
var Erc20Bin = "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"

// DeployErc20 deploys a new Ethereum contract, binding an instance of Erc20 to it.
func DeployErc20(auth *bind.TransactOpts, backend bind.ContractBackend, _name string, _symbol string, _decimals *big.Int, _supply *big.Int) (common.Address, *types.Transaction, *Erc20, error) {
	parsed, err := abi.JSON(strings.NewReader(Erc20ABI))
	if err != nil {
		return common.Address{}, nil, nil, err
	}

	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(Erc20Bin), backend, _name, _symbol, _decimals, _supply)
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	return address, tx, &Erc20{Erc20Caller: Erc20Caller{contract: contract}, Erc20Transactor: Erc20Transactor{contract: contract}, Erc20Filterer: Erc20Filterer{contract: contract}}, nil
}

// Erc20 is an auto generated Go binding around an Ethereum contract.
type Erc20 struct {
	Erc20Caller     // Read-only binding to the contract
	Erc20Transactor // Write-only binding to the contract
	Erc20Filterer   // Log filterer for contract events
}

// Erc20Caller is an auto generated read-only Go binding around an Ethereum contract.
type Erc20Caller struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// Erc20Transactor is an auto generated write-only Go binding around an Ethereum contract.
type Erc20Transactor struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// Erc20Filterer is an auto generated log filtering Go binding around an Ethereum contract events.
type Erc20Filterer struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// Erc20Session is an auto generated Go binding around an Ethereum contract,
// with pre-set call and transact options.
type Erc20Session struct {
	Contract     *Erc20            // 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
}

// Erc20CallerSession is an auto generated read-only Go binding around an Ethereum contract,
// with pre-set call options.
type Erc20CallerSession struct {
	Contract *Erc20Caller  // Generic contract caller binding to set the session for
	CallOpts bind.CallOpts // Call options to use throughout this session
}

// Erc20TransactorSession is an auto generated write-only Go binding around an Ethereum contract,
// with pre-set transact options.
type Erc20TransactorSession struct {
	Contract     *Erc20Transactor  // Generic contract transactor binding to set the session for
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// Erc20Raw is an auto generated low-level Go binding around an Ethereum contract.
type Erc20Raw struct {
	Contract *Erc20 // Generic contract binding to access the raw methods on
}

// Erc20CallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
type Erc20CallerRaw struct {
	Contract *Erc20Caller // Generic read-only contract binding to access the raw methods on
}

// Erc20TransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
type Erc20TransactorRaw struct {
	Contract *Erc20Transactor // Generic write-only contract binding to access the raw methods on
}

// NewErc20 creates a new instance of Erc20, bound to a specific deployed contract.
func NewErc20(address common.Address, backend bind.ContractBackend) (*Erc20, error) {
	contract, err := bindErc20(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &Erc20{Erc20Caller: Erc20Caller{contract: contract}, Erc20Transactor: Erc20Transactor{contract: contract}, Erc20Filterer: Erc20Filterer{contract: contract}}, nil
}

// NewErc20Caller creates a new read-only instance of Erc20, bound to a specific deployed contract.
func NewErc20Caller(address common.Address, caller bind.ContractCaller) (*Erc20Caller, error) {
	contract, err := bindErc20(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &Erc20Caller{contract: contract}, nil
}

// NewErc20Transactor creates a new write-only instance of Erc20, bound to a specific deployed contract.
func NewErc20Transactor(address common.Address, transactor bind.ContractTransactor) (*Erc20Transactor, error) {
	contract, err := bindErc20(address, nil, transactor, nil)
	if err != nil {
		return nil, err
	}
	return &Erc20Transactor{contract: contract}, nil
}

// NewErc20Filterer creates a new log filterer instance of Erc20, bound to a specific deployed contract.
func NewErc20Filterer(address common.Address, filterer bind.ContractFilterer) (*Erc20Filterer, error) {
	contract, err := bindErc20(address, nil, nil, filterer)
	if err != nil {
		return nil, err
	}
	return &Erc20Filterer{contract: contract}, nil
}

// bindErc20 binds a generic wrapper to an already deployed contract.
func bindErc20(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
	parsed, err := abi.JSON(strings.NewReader(Erc20ABI))
	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 (_Erc20 *Erc20Raw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _Erc20.Contract.Erc20Caller.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 (_Erc20 *Erc20Raw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _Erc20.Contract.Erc20Transactor.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_Erc20 *Erc20Raw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _Erc20.Contract.Erc20Transactor.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 (_Erc20 *Erc20CallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _Erc20.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 (_Erc20 *Erc20TransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _Erc20.Contract.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_Erc20 *Erc20TransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _Erc20.Contract.contract.Transact(opts, method, params...)
}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address _owner, address _spender) returns(uint256 out)
func (_Erc20 *Erc20Caller) Allowance(opts *bind.CallOpts, _owner common.Address, _spender common.Address) (*big.Int, error) {
	var out []interface{}
	err := _Erc20.contract.Call(opts, &out, "allowance", _owner, _spender)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address _owner, address _spender) returns(uint256 out)
func (_Erc20 *Erc20Session) Allowance(_owner common.Address, _spender common.Address) (*big.Int, error) {
	return _Erc20.Contract.Allowance(&_Erc20.CallOpts, _owner, _spender)
}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address _owner, address _spender) returns(uint256 out)
func (_Erc20 *Erc20CallerSession) Allowance(_owner common.Address, _spender common.Address) (*big.Int, error) {
	return _Erc20.Contract.Allowance(&_Erc20.CallOpts, _owner, _spender)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address arg0) returns(uint256 out)
func (_Erc20 *Erc20Caller) BalanceOf(opts *bind.CallOpts, arg0 common.Address) (*big.Int, error) {
	var out []interface{}
	err := _Erc20.contract.Call(opts, &out, "balanceOf", arg0)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address arg0) returns(uint256 out)
func (_Erc20 *Erc20Session) BalanceOf(arg0 common.Address) (*big.Int, error) {
	return _Erc20.Contract.BalanceOf(&_Erc20.CallOpts, arg0)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address arg0) returns(uint256 out)
func (_Erc20 *Erc20CallerSession) BalanceOf(arg0 common.Address) (*big.Int, error) {
	return _Erc20.Contract.BalanceOf(&_Erc20.CallOpts, arg0)
}

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() returns(uint256 out)
func (_Erc20 *Erc20Caller) Decimals(opts *bind.CallOpts) (*big.Int, error) {
	var out []interface{}
	err := _Erc20.contract.Call(opts, &out, "decimals")

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() returns(uint256 out)
func (_Erc20 *Erc20Session) Decimals() (*big.Int, error) {
	return _Erc20.Contract.Decimals(&_Erc20.CallOpts)
}

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() returns(uint256 out)
func (_Erc20 *Erc20CallerSession) Decimals() (*big.Int, error) {
	return _Erc20.Contract.Decimals(&_Erc20.CallOpts)
}

// Name is a free data retrieval call binding the contract method 0x06fdde03.
//
// Solidity: function name() returns(string out)
func (_Erc20 *Erc20Caller) Name(opts *bind.CallOpts) (string, error) {
	var out []interface{}
	err := _Erc20.contract.Call(opts, &out, "name")

	if err != nil {
		return *new(string), err
	}

	out0 := *abi.ConvertType(out[0], new(string)).(*string)

	return out0, err

}

// Name is a free data retrieval call binding the contract method 0x06fdde03.
//
// Solidity: function name() returns(string out)
func (_Erc20 *Erc20Session) Name() (string, error) {
	return _Erc20.Contract.Name(&_Erc20.CallOpts)
}

// Name is a free data retrieval call binding the contract method 0x06fdde03.
//
// Solidity: function name() returns(string out)
func (_Erc20 *Erc20CallerSession) Name() (string, error) {
	return _Erc20.Contract.Name(&_Erc20.CallOpts)
}

// Symbol is a free data retrieval call binding the contract method 0x95d89b41.
//
// Solidity: function symbol() returns(string out)
func (_Erc20 *Erc20Caller) Symbol(opts *bind.CallOpts) (string, error) {
	var out []interface{}
	err := _Erc20.contract.Call(opts, &out, "symbol")

	if err != nil {
		return *new(string), err
	}

	out0 := *abi.ConvertType(out[0], new(string)).(*string)

	return out0, err

}

// Symbol is a free data retrieval call binding the contract method 0x95d89b41.
//
// Solidity: function symbol() returns(string out)
func (_Erc20 *Erc20Session) Symbol() (string, error) {
	return _Erc20.Contract.Symbol(&_Erc20.CallOpts)
}

// Symbol is a free data retrieval call binding the contract method 0x95d89b41.
//
// Solidity: function symbol() returns(string out)
func (_Erc20 *Erc20CallerSession) Symbol() (string, error) {
	return _Erc20.Contract.Symbol(&_Erc20.CallOpts)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() returns(uint256 out)
func (_Erc20 *Erc20Caller) TotalSupply(opts *bind.CallOpts) (*big.Int, error) {
	var out []interface{}
	err := _Erc20.contract.Call(opts, &out, "totalSupply")

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() returns(uint256 out)
func (_Erc20 *Erc20Session) TotalSupply() (*big.Int, error) {
	return _Erc20.Contract.TotalSupply(&_Erc20.CallOpts)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() returns(uint256 out)
func (_Erc20 *Erc20CallerSession) TotalSupply() (*big.Int, error) {
	return _Erc20.Contract.TotalSupply(&_Erc20.CallOpts)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address _spender, uint256 _value) returns(bool out)
func (_Erc20 *Erc20Transactor) Approve(opts *bind.TransactOpts, _spender common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.contract.Transact(opts, "approve", _spender, _value)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address _spender, uint256 _value) returns(bool out)
func (_Erc20 *Erc20Session) Approve(_spender common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.Approve(&_Erc20.TransactOpts, _spender, _value)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address _spender, uint256 _value) returns(bool out)
func (_Erc20 *Erc20TransactorSession) Approve(_spender common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.Approve(&_Erc20.TransactOpts, _spender, _value)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address _to, uint256 _value) returns(bool out)
func (_Erc20 *Erc20Transactor) Transfer(opts *bind.TransactOpts, _to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.contract.Transact(opts, "transfer", _to, _value)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address _to, uint256 _value) returns(bool out)
func (_Erc20 *Erc20Session) Transfer(_to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.Transfer(&_Erc20.TransactOpts, _to, _value)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address _to, uint256 _value) returns(bool out)
func (_Erc20 *Erc20TransactorSession) Transfer(_to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.Transfer(&_Erc20.TransactOpts, _to, _value)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address _from, address _to, uint256 _value) returns(bool out)
func (_Erc20 *Erc20Transactor) TransferFrom(opts *bind.TransactOpts, _from common.Address, _to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.contract.Transact(opts, "transferFrom", _from, _to, _value)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address _from, address _to, uint256 _value) returns(bool out)
func (_Erc20 *Erc20Session) TransferFrom(_from common.Address, _to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.TransferFrom(&_Erc20.TransactOpts, _from, _to, _value)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address _from, address _to, uint256 _value) returns(bool out)
func (_Erc20 *Erc20TransactorSession) TransferFrom(_from common.Address, _to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.TransferFrom(&_Erc20.TransactOpts, _from, _to, _value)
}

// Erc20ApprovalIterator is returned from FilterApproval and is used to iterate over the raw logs and unpacked data for Approval events raised by the Erc20 contract.
type Erc20ApprovalIterator struct {
	Event *Erc20Approval // 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 *Erc20ApprovalIterator) 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(Erc20Approval)
			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(Erc20Approval)
		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 *Erc20ApprovalIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *Erc20ApprovalIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// Erc20Approval represents a Approval event raised by the Erc20 contract.
type Erc20Approval struct {
	Owner   common.Address
	Spender common.Address
	Value   *big.Int
	Raw     types.Log // Blockchain specific contextual infos
}

// FilterApproval is a free log retrieval operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed _owner, address indexed _spender, uint256 _value)
func (_Erc20 *Erc20Filterer) FilterApproval(opts *bind.FilterOpts, _owner []common.Address, _spender []common.Address) (*Erc20ApprovalIterator, error) {

	var _ownerRule []interface{}
	for _, _ownerItem := range _owner {
		_ownerRule = append(_ownerRule, _ownerItem)
	}
	var _spenderRule []interface{}
	for _, _spenderItem := range _spender {
		_spenderRule = append(_spenderRule, _spenderItem)
	}

	logs, sub, err := _Erc20.contract.FilterLogs(opts, "Approval", _ownerRule, _spenderRule)
	if err != nil {
		return nil, err
	}
	return &Erc20ApprovalIterator{contract: _Erc20.contract, event: "Approval", logs: logs, sub: sub}, nil
}

// WatchApproval is a free log subscription operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed _owner, address indexed _spender, uint256 _value)
func (_Erc20 *Erc20Filterer) WatchApproval(opts *bind.WatchOpts, sink chan<- *Erc20Approval, _owner []common.Address, _spender []common.Address) (event.Subscription, error) {

	var _ownerRule []interface{}
	for _, _ownerItem := range _owner {
		_ownerRule = append(_ownerRule, _ownerItem)
	}
	var _spenderRule []interface{}
	for _, _spenderItem := range _spender {
		_spenderRule = append(_spenderRule, _spenderItem)
	}

	logs, sub, err := _Erc20.contract.WatchLogs(opts, "Approval", _ownerRule, _spenderRule)
	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(Erc20Approval)
				if err := _Erc20.contract.UnpackLog(event, "Approval", 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
}

// ParseApproval is a log parse operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed _owner, address indexed _spender, uint256 _value)
func (_Erc20 *Erc20Filterer) ParseApproval(log types.Log) (*Erc20Approval, error) {
	event := new(Erc20Approval)
	if err := _Erc20.contract.UnpackLog(event, "Approval", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// Erc20TransferIterator is returned from FilterTransfer and is used to iterate over the raw logs and unpacked data for Transfer events raised by the Erc20 contract.
type Erc20TransferIterator struct {
	Event *Erc20Transfer // 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 *Erc20TransferIterator) 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(Erc20Transfer)
			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(Erc20Transfer)
		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 *Erc20TransferIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *Erc20TransferIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// Erc20Transfer represents a Transfer event raised by the Erc20 contract.
type Erc20Transfer struct {
	From  common.Address
	To    common.Address
	Value *big.Int
	Raw   types.Log // Blockchain specific contextual infos
}

// FilterTransfer is a free log retrieval operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed _from, address indexed _to, uint256 _value)
func (_Erc20 *Erc20Filterer) FilterTransfer(opts *bind.FilterOpts, _from []common.Address, _to []common.Address) (*Erc20TransferIterator, error) {

	var _fromRule []interface{}
	for _, _fromItem := range _from {
		_fromRule = append(_fromRule, _fromItem)
	}
	var _toRule []interface{}
	for _, _toItem := range _to {
		_toRule = append(_toRule, _toItem)
	}

	logs, sub, err := _Erc20.contract.FilterLogs(opts, "Transfer", _fromRule, _toRule)
	if err != nil {
		return nil, err
	}
	return &Erc20TransferIterator{contract: _Erc20.contract, event: "Transfer", logs: logs, sub: sub}, nil
}

// WatchTransfer is a free log subscription operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed _from, address indexed _to, uint256 _value)
func (_Erc20 *Erc20Filterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *Erc20Transfer, _from []common.Address, _to []common.Address) (event.Subscription, error) {

	var _fromRule []interface{}
	for _, _fromItem := range _from {
		_fromRule = append(_fromRule, _fromItem)
	}
	var _toRule []interface{}
	for _, _toItem := range _to {
		_toRule = append(_toRule, _toItem)
	}

	logs, sub, err := _Erc20.contract.WatchLogs(opts, "Transfer", _fromRule, _toRule)
	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(Erc20Transfer)
				if err := _Erc20.contract.UnpackLog(event, "Transfer", 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
}

// ParseTransfer is a log parse operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed _from, address indexed _to, uint256 _value)
func (_Erc20 *Erc20Filterer) ParseTransfer(log types.Log) (*Erc20Transfer, error) {
	event := new(Erc20Transfer)
	if err := _Erc20.contract.UnpackLog(event, "Transfer", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}