erc20

package

v0.0.0-...-8b20efb Latest Latest Go to latest Published: Nov 13, 2020 License: MIT Imports: 9 Imported by: 0

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Repository

github.com/y2labs-0sh/dada-api

Links

Open Source Insights

Documentation ¶

Index ¶

func ERC20Approve(spender common.Address, amount *big.Int) ([]byte, error)
func ERC20Balance(userAddr, tokenAddr common.Address) (*big.Int, error)
func GetAllowance(tokenAddr, contractAddr, userAddr common.Address) (*big.Int, error)
func PackERC20Approve(spender common.Address, amount *big.Int) ([]byte, error)
type CheckAllowanceResult
- func CheckAllowance(fromToken, spender, userAddr common.Address, amount *big.Int, fromIsETH bool) (*CheckAllowanceResult, error)
type ERC20Info
- func ERC20TokenInfo(tokenAddr common.Address) (ERC20Info, error)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func ERC20Approve ¶

func ERC20Approve(spender common.Address, amount *big.Int) ([]byte, error)

generate approve amount call's approveCall Data

func ERC20Balance ¶

func ERC20Balance(userAddr, tokenAddr common.Address) (*big.Int, error)

func GetAllowance ¶

func GetAllowance(tokenAddr, contractAddr, userAddr common.Address) (*big.Int, error)

func PackERC20Approve ¶

func PackERC20Approve(spender common.Address, amount *big.Int) ([]byte, error)

Types ¶

type CheckAllowanceResult ¶

type CheckAllowanceResult struct {
	AllowanceAmount *big.Int `json:"allowanceAmount"`
	IsSatisfied     bool     `json:"isSatisfied"`
	AllowanceData   []byte   `json:"allowanceData"`
}

func CheckAllowance ¶

func CheckAllowance(fromToken, spender, userAddr common.Address, amount *big.Int, fromIsETH bool) (*CheckAllowanceResult, error)

Cannot use this to check ETH

type ERC20Info ¶

type ERC20Info struct {
	TokenAddr   common.Address
	TokenName   string
	TokenSymbol string
	Decimals    uint8
}

func ERC20TokenInfo ¶

func ERC20TokenInfo(tokenAddr common.Address) (ERC20Info, error)

Source Files ¶

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