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

package generated

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
)

// ContextABI is the input ABI used to generate the binding from.
const ContextABI = "[]"

// Context is an auto generated Go binding around an Ethereum contract.
type Context struct {
	ContextCaller     // Read-only binding to the contract
	ContextTransactor // Write-only binding to the contract
	ContextFilterer   // Log filterer for contract events
}

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

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

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

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

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

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

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

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

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

// NewContext creates a new instance of Context, bound to a specific deployed contract.
func NewContext(address common.Address, backend bind.ContractBackend) (*Context, error) {
	contract, err := bindContext(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &Context{ContextCaller: ContextCaller{contract: contract}, ContextTransactor: ContextTransactor{contract: contract}, ContextFilterer: ContextFilterer{contract: contract}}, nil
}

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

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

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

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

// Transact invokes the (paid) contract method with params as input values.
func (_Context *ContextRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _Context.Contract.ContextTransactor.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 (_Context *ContextCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _Context.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 (_Context *ContextTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _Context.Contract.contract.Transfer(opts)
}

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

// 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\"},{\"internalType\":\"uint256\",\"name\":\"supply\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"},{\"internalType\":\"uint8\",\"name\":\"decimals_\",\"type\":\"uint8\"}],\"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\":[{\"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\":\"account\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"stateMutability\":\"view\",\"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\"},{\"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\":[],\"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\":\"totalSupply\",\"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\":\"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\"}]"

// ERC20FuncSigs maps the 4-byte function signature to its string representation.
var ERC20FuncSigs = map[string]string{
	"dd62ed3e": "allowance(address,address)",
	"095ea7b3": "approve(address,uint256)",
	"70a08231": "balanceOf(address)",
	"313ce567": "decimals()",
	"a457c2d7": "decreaseAllowance(address,uint256)",
	"39509351": "increaseAllowance(address,uint256)",
	"06fdde03": "name()",
	"95d89b41": "symbol()",
	"18160ddd": "totalSupply()",
	"a9059cbb": "transfer(address,uint256)",
	"23b872dd": "transferFrom(address,address,uint256)",
}

// 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, supply *big.Int, owner common.Address, decimals_ uint8) (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_, supply, owner, decimals_)
	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
}

// IERC20ABI is the input ABI used to generate the binding from.
const IERC20ABI = "[{\"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\":[{\"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\":\"account\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"totalSupply\",\"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\":\"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\"}]"

// IERC20FuncSigs maps the 4-byte function signature to its string representation.
var IERC20FuncSigs = map[string]string{
	"dd62ed3e": "allowance(address,address)",
	"095ea7b3": "approve(address,uint256)",
	"70a08231": "balanceOf(address)",
	"18160ddd": "totalSupply()",
	"a9059cbb": "transfer(address,uint256)",
	"23b872dd": "transferFrom(address,address,uint256)",
}

// IERC20 is an auto generated Go binding around an Ethereum contract.
type IERC20 struct {
	IERC20Caller     // Read-only binding to the contract
	IERC20Transactor // Write-only binding to the contract
	IERC20Filterer   // Log filterer for contract events
}

// IERC20Caller is an auto generated read-only Go binding around an Ethereum contract.
type IERC20Caller struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// IERC20Transactor is an auto generated write-only Go binding around an Ethereum contract.
type IERC20Transactor struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// IERC20Filterer is an auto generated log filtering Go binding around an Ethereum contract events.
type IERC20Filterer struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// IERC20Session is an auto generated Go binding around an Ethereum contract,
// with pre-set call and transact options.
type IERC20Session struct {
	Contract     *IERC20           // 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
}

// IERC20CallerSession is an auto generated read-only Go binding around an Ethereum contract,
// with pre-set call options.
type IERC20CallerSession struct {
	Contract *IERC20Caller // Generic contract caller binding to set the session for
	CallOpts bind.CallOpts // Call options to use throughout this session
}

// IERC20TransactorSession is an auto generated write-only Go binding around an Ethereum contract,
// with pre-set transact options.
type IERC20TransactorSession struct {
	Contract     *IERC20Transactor // Generic contract transactor binding to set the session for
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// IERC20Raw is an auto generated low-level Go binding around an Ethereum contract.
type IERC20Raw struct {
	Contract *IERC20 // Generic contract binding to access the raw methods on
}

// IERC20CallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
type IERC20CallerRaw struct {
	Contract *IERC20Caller // Generic read-only contract binding to access the raw methods on
}

// IERC20TransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
type IERC20TransactorRaw struct {
	Contract *IERC20Transactor // Generic write-only contract binding to access the raw methods on
}

// NewIERC20 creates a new instance of IERC20, bound to a specific deployed contract.
func NewIERC20(address common.Address, backend bind.ContractBackend) (*IERC20, error) {
	contract, err := bindIERC20(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &IERC20{IERC20Caller: IERC20Caller{contract: contract}, IERC20Transactor: IERC20Transactor{contract: contract}, IERC20Filterer: IERC20Filterer{contract: contract}}, nil
}

// NewIERC20Caller creates a new read-only instance of IERC20, bound to a specific deployed contract.
func NewIERC20Caller(address common.Address, caller bind.ContractCaller) (*IERC20Caller, error) {
	contract, err := bindIERC20(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &IERC20Caller{contract: contract}, nil
}

// NewIERC20Transactor creates a new write-only instance of IERC20, bound to a specific deployed contract.
func NewIERC20Transactor(address common.Address, transactor bind.ContractTransactor) (*IERC20Transactor, error) {
	contract, err := bindIERC20(address, nil, transactor, nil)
	if err != nil {
		return nil, err
	}
	return &IERC20Transactor{contract: contract}, nil
}

// NewIERC20Filterer creates a new log filterer instance of IERC20, bound to a specific deployed contract.
func NewIERC20Filterer(address common.Address, filterer bind.ContractFilterer) (*IERC20Filterer, error) {
	contract, err := bindIERC20(address, nil, nil, filterer)
	if err != nil {
		return nil, err
	}
	return &IERC20Filterer{contract: contract}, nil
}

// bindIERC20 binds a generic wrapper to an already deployed contract.
func bindIERC20(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
	parsed, err := abi.JSON(strings.NewReader(IERC20ABI))
	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 (_IERC20 *IERC20Raw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _IERC20.Contract.IERC20Caller.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 (_IERC20 *IERC20Raw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _IERC20.Contract.IERC20Transactor.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_IERC20 *IERC20Raw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _IERC20.Contract.IERC20Transactor.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 (_IERC20 *IERC20CallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _IERC20.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 (_IERC20 *IERC20TransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _IERC20.Contract.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_IERC20 *IERC20TransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _IERC20.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 (_IERC20 *IERC20Caller) Allowance(opts *bind.CallOpts, owner common.Address, spender common.Address) (*big.Int, error) {
	var out []interface{}
	err := _IERC20.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 (_IERC20 *IERC20Session) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
	return _IERC20.Contract.Allowance(&_IERC20.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 (_IERC20 *IERC20CallerSession) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
	return _IERC20.Contract.Allowance(&_IERC20.CallOpts, owner, spender)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address account) view returns(uint256)
func (_IERC20 *IERC20Caller) BalanceOf(opts *bind.CallOpts, account common.Address) (*big.Int, error) {
	var out []interface{}
	err := _IERC20.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 (_IERC20 *IERC20Session) BalanceOf(account common.Address) (*big.Int, error) {
	return _IERC20.Contract.BalanceOf(&_IERC20.CallOpts, account)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address account) view returns(uint256)
func (_IERC20 *IERC20CallerSession) BalanceOf(account common.Address) (*big.Int, error) {
	return _IERC20.Contract.BalanceOf(&_IERC20.CallOpts, account)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_IERC20 *IERC20Caller) TotalSupply(opts *bind.CallOpts) (*big.Int, error) {
	var out []interface{}
	err := _IERC20.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 (_IERC20 *IERC20Session) TotalSupply() (*big.Int, error) {
	return _IERC20.Contract.TotalSupply(&_IERC20.CallOpts)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_IERC20 *IERC20CallerSession) TotalSupply() (*big.Int, error) {
	return _IERC20.Contract.TotalSupply(&_IERC20.CallOpts)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 amount) returns(bool)
func (_IERC20 *IERC20Transactor) Approve(opts *bind.TransactOpts, spender common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.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 (_IERC20 *IERC20Session) Approve(spender common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.Approve(&_IERC20.TransactOpts, spender, amount)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 amount) returns(bool)
func (_IERC20 *IERC20TransactorSession) Approve(spender common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.Approve(&_IERC20.TransactOpts, spender, amount)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address recipient, uint256 amount) returns(bool)
func (_IERC20 *IERC20Transactor) Transfer(opts *bind.TransactOpts, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.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 (_IERC20 *IERC20Session) Transfer(recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.Transfer(&_IERC20.TransactOpts, recipient, amount)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address recipient, uint256 amount) returns(bool)
func (_IERC20 *IERC20TransactorSession) Transfer(recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.Transfer(&_IERC20.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 (_IERC20 *IERC20Transactor) TransferFrom(opts *bind.TransactOpts, sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.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 (_IERC20 *IERC20Session) TransferFrom(sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.TransferFrom(&_IERC20.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 (_IERC20 *IERC20TransactorSession) TransferFrom(sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.TransferFrom(&_IERC20.TransactOpts, sender, recipient, amount)
}

// IERC20ApprovalIterator is returned from FilterApproval and is used to iterate over the raw logs and unpacked data for Approval events raised by the IERC20 contract.
type IERC20ApprovalIterator struct {
	Event *IERC20Approval // 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 *IERC20ApprovalIterator) 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(IERC20Approval)
			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(IERC20Approval)
		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 *IERC20ApprovalIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *IERC20ApprovalIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// IERC20Approval represents a Approval event raised by the IERC20 contract.
type IERC20Approval 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 (_IERC20 *IERC20Filterer) FilterApproval(opts *bind.FilterOpts, owner []common.Address, spender []common.Address) (*IERC20ApprovalIterator, 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 := _IERC20.contract.FilterLogs(opts, "Approval", ownerRule, spenderRule)
	if err != nil {
		return nil, err
	}
	return &IERC20ApprovalIterator{contract: _IERC20.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 (_IERC20 *IERC20Filterer) WatchApproval(opts *bind.WatchOpts, sink chan<- *IERC20Approval, 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 := _IERC20.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(IERC20Approval)
				if err := _IERC20.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 (_IERC20 *IERC20Filterer) ParseApproval(log types.Log) (*IERC20Approval, error) {
	event := new(IERC20Approval)
	if err := _IERC20.contract.UnpackLog(event, "Approval", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// IERC20TransferIterator is returned from FilterTransfer and is used to iterate over the raw logs and unpacked data for Transfer events raised by the IERC20 contract.
type IERC20TransferIterator struct {
	Event *IERC20Transfer // 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 *IERC20TransferIterator) 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(IERC20Transfer)
			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(IERC20Transfer)
		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 *IERC20TransferIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *IERC20TransferIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// IERC20Transfer represents a Transfer event raised by the IERC20 contract.
type IERC20Transfer 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 (_IERC20 *IERC20Filterer) FilterTransfer(opts *bind.FilterOpts, from []common.Address, to []common.Address) (*IERC20TransferIterator, 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 := _IERC20.contract.FilterLogs(opts, "Transfer", fromRule, toRule)
	if err != nil {
		return nil, err
	}
	return &IERC20TransferIterator{contract: _IERC20.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 (_IERC20 *IERC20Filterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *IERC20Transfer, 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 := _IERC20.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(IERC20Transfer)
				if err := _IERC20.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 (_IERC20 *IERC20Filterer) ParseTransfer(log types.Log) (*IERC20Transfer, error) {
	event := new(IERC20Transfer)
	if err := _IERC20.contract.UnpackLog(event, "Transfer", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}
