syncscan-go/erc20/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 = "[{\"inputs\":[{\"internalType\":\"string\",\"name\":\"name_\",\"type\":\"string\"},{\"internalType\":\"string\",\"name\":\"symbol_\",\"type\":\"string\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"symbol\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"account\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"recipient\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"sender\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"recipient\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"addedValue\",\"type\":\"uint256\"}],\"name\":\"increaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"subtractedValue\",\"type\":\"uint256\"}],\"name\":\"decreaseAllowance\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"

// 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) (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_)
	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) view returns(uint256)
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) view returns(uint256)
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) view returns(uint256)
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 account) view returns(uint256)
func (_Erc20 *Erc20Caller) BalanceOf(opts *bind.CallOpts, account common.Address) (*big.Int, error) {
	var out []interface{}
	err := _Erc20.contract.Call(opts, &out, "balanceOf", account)

	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 account) view returns(uint256)
func (_Erc20 *Erc20Session) BalanceOf(account common.Address) (*big.Int, error) {
	return _Erc20.Contract.BalanceOf(&_Erc20.CallOpts, account)
}

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

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() view returns(uint8)
func (_Erc20 *Erc20Caller) Decimals(opts *bind.CallOpts) (uint8, error) {
	var out []interface{}
	err := _Erc20.contract.Call(opts, &out, "decimals")

	if err != nil {
		return *new(uint8), err
	}

	out0 := *abi.ConvertType(out[0], new(uint8)).(*uint8)

	return out0, err

}

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() view returns(uint8)
func (_Erc20 *Erc20Session) Decimals() (uint8, error) {
	return _Erc20.Contract.Decimals(&_Erc20.CallOpts)
}

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() view returns(uint8)
func (_Erc20 *Erc20CallerSession) Decimals() (uint8, error) {
	return _Erc20.Contract.Decimals(&_Erc20.CallOpts)
}

// Name is a free data retrieval call binding the contract method 0x06fdde03.
//
// Solidity: function name() view returns(string)
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() view returns(string)
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() view returns(string)
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() view returns(string)
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() view returns(string)
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() view returns(string)
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() view returns(uint256)
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() view returns(uint256)
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() view returns(uint256)
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 amount) returns(bool)
func (_Erc20 *Erc20Transactor) Approve(opts *bind.TransactOpts, spender common.Address, amount *big.Int) (*types.Transaction, error) {
	return _Erc20.contract.Transact(opts, "approve", spender, amount)
}

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

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

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_Erc20 *Erc20Transactor) DecreaseAllowance(opts *bind.TransactOpts, spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _Erc20.contract.Transact(opts, "decreaseAllowance", spender, subtractedValue)
}

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_Erc20 *Erc20Session) DecreaseAllowance(spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.DecreaseAllowance(&_Erc20.TransactOpts, spender, subtractedValue)
}

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_Erc20 *Erc20TransactorSession) DecreaseAllowance(spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.DecreaseAllowance(&_Erc20.TransactOpts, spender, subtractedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_Erc20 *Erc20Transactor) IncreaseAllowance(opts *bind.TransactOpts, spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _Erc20.contract.Transact(opts, "increaseAllowance", spender, addedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_Erc20 *Erc20Session) IncreaseAllowance(spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.IncreaseAllowance(&_Erc20.TransactOpts, spender, addedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_Erc20 *Erc20TransactorSession) IncreaseAllowance(spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _Erc20.Contract.IncreaseAllowance(&_Erc20.TransactOpts, spender, addedValue)
}

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

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

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

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

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

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

// 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
}