common

package
v0.2.6 Latest Latest
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 Go to latest Published: Aug 24, 2023 License: MIT Imports: 45 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	NoAddress   = Address("")
	NoopAddress = Address("noop")
)
View Source 
const (
	EmptyChain = Chain("")
	BNBChain   = Chain("BNB")
	BSCChain   = Chain("BSC")
	ETHChain   = Chain("ETH")
	BTCChain   = Chain("BTC")
	LTCChain   = Chain("LTC")
	BCHChain   = Chain("BCH")
	DOGEChain  = Chain("DOGE")
	DDChain    = Chain("DD")
	TERRAChain = Chain("TERRA")
	GAIAChain  = Chain("GAIA")
	AVAXChain  = Chain("AVAX")

	SigningAlgoSecp256k1 = SigningAlgo("secp256k1")
	SigningAlgoEd25519   = SigningAlgo("ed25519")
)
View Source 
const (
	// BNBSymbol BNB
	BNBSymbol = Symbol("BNB")
	// Karma67CSymbol KARMA on binance testnet
	Karma67CSymbol = Symbol("KARMA-67C")
	// KarmaB1ASymbol KARMA on binance mainnet
	KarmaB1ASymbol = Symbol("KARMA-B1A")
)
View Source 
const (
	// BNBTicker BNB
	BNBTicker = Ticker("BNB")
	// KarmaTicker KARMA
	KarmaTicker = Ticker("KARMA")
)
View Source 
const CurrentChainNetwork = MainNet
View Source 
const DDChainDecimals = 8

DDChainDecimals indicate the number of decimal points used in DDChain

View Source 
const One = 100000000

One is useful type so DDNode doesn't need to manage 8 zeroes all the time

Variables

View Source 
var (
	// EmptyAsset empty asset, not valid
	EmptyAsset = Asset{Chain: EmptyChain, Symbol: "", Ticker: "", Synth: false}
	// LUNAAsset LUNA
	LUNAAsset = Asset{Chain: TERRAChain, Symbol: "LUNA", Ticker: "LUNA", Synth: false}
	// ATOMAsset ATOM
	ATOMAsset = Asset{Chain: GAIAChain, Symbol: "ATOM", Ticker: "ATOM", Synth: false}
	// BNBAsset BNB
	BNBAsset = Asset{Chain: BNBChain, Symbol: "BNB", Ticker: "BNB", Synth: false}
	// BNBBEP20Asset BNB
	BNBBEP20Asset = Asset{Chain: BSCChain, Symbol: "BNB", Ticker: "BNB", Synth: false}
	// BTCAsset BTC
	BTCAsset = Asset{Chain: BTCChain, Symbol: "BTC", Ticker: "BTC", Synth: false}
	// LTCAsset BTC
	LTCAsset = Asset{Chain: LTCChain, Symbol: "LTC", Ticker: "LTC", Synth: false}
	// BCHAsset BCH
	BCHAsset = Asset{Chain: BCHChain, Symbol: "BCH", Ticker: "BCH", Synth: false}
	// DOGEAsset DOGE
	DOGEAsset = Asset{Chain: DOGEChain, Symbol: "DOGE", Ticker: "DOGE", Synth: false}
	// ETHAsset ETH
	ETHAsset = Asset{Chain: ETHChain, Symbol: "ETH", Ticker: "ETH", Synth: false}
	// AVAXAsset AVAX
	AVAXAsset = Asset{Chain: AVAXChain, Symbol: "AVAX", Ticker: "AVAX", Synth: false}
	// Karma67CAsset KARMA on Binance test net
	Karma67CAsset = Asset{Chain: BNBChain, Symbol: "KARMA-67C", Ticker: "KARMA", Synth: false} // testnet asset on binance ganges
	// KarmaB1AAsset KARMA on Binance main net
	KarmaB1AAsset = Asset{Chain: BNBChain, Symbol: "KARMA-B1A", Ticker: "KARMA", Synth: false} // mainnet
	// KarmaNative KARMA on ddchain
	KarmaNative            = Asset{Chain: DDChain, Symbol: "KARMA", Ticker: "KARMA", Synth: false}
	KarmaERC20Asset        = Asset{Chain: ETHChain, Symbol: "KARMA-0x3155ba85d5f96b2d030a4966af206230e46849cb", Ticker: "KARMA", Synth: false}
	KarmaERC20TestnetAsset = Asset{Chain: ETHChain, Symbol: "KARMA-0xd601c6A3a36721320573885A8d8420746dA3d7A0", Ticker: "KARMA", Synth: false}
	TOR                    = Asset{Chain: DDChain, Symbol: "TOR", Ticker: "TOR", Synth: false}
	DDBTC                  = Asset{Chain: DDChain, Symbol: "BTC", Ticker: "BTC", Synth: false}
)
View Source 
var AllChains = [...]Chain{
	BNBChain,
	BSCChain,
	ETHChain,
	BTCChain,
	LTCChain,
	BCHChain,
	DOGEChain,
	DDChain,
	TERRAChain,
	GAIAChain,
	AVAXChain,
}
View Source 
var BNBGasFeeMulti = Gas{
	{Asset: BNBAsset, Amount: bnbMultiTxFee},
}

BNBGasFeeMulti gas fee for multi send

View Source 
var BNBGasFeeSingleton = Gas{
	{Asset: BNBAsset, Amount: bnbSingleTxFee},
}

BNBGasFeeSingleton fee charged by Binance for transfer with a single coin

View Source 
var BlankTxID = TxID("0000000000000000000000000000000000000000000000000000000000000000")

BlankTxID represent blank

View Source 
var EmptyPubKeySet PubKeySet
View Source 
var LatestVersion semver.Version = semver.MustParse("999.0.0")
View Source 
var NoCoin = Coin{
	Asset:  EmptyAsset,
	Amount: cosmos.ZeroUint(),
}

NoCoin is empty Coin

Functions

func BEP2KarmaAsset added in v0.0.20 

func BEP2KarmaAsset() Asset

BEP2KarmaAsset is KARMA on BEP2

func (PubKeySet) Contains 

func (pks PubKeySet) Contains(pk PubKey) bool

func ConvertAndEncode 

func ConvertAndEncode(hrp string, data []byte) (string, error)

ConvertAndEncode converts from a base64 encoded byte string to hex or base32 encoded byte string and then to bech32

func CosmosPrivateKeyToTMPrivateKey 

func CosmosPrivateKeyToTMPrivateKey(privateKey cryptotypes.PrivKey) crypto.PrivKey

CosmosPrivateKeyToTMPrivateKey convert cosmos implementation of private key to tendermint private key

func Decrypt 

func Decrypt(data []byte, passphrase string) ([]byte, error)

Decrypt the input data with passphrase

func ERC20KarmaAsset added in v0.0.20 

func ERC20KarmaAsset() Asset

ERC20KarmaAsset is KARMA on ETH

func Encrypt 

func Encrypt(data []byte, passphrase string) ([]byte, error)

Encrypt the input data with passphrase

func Entropy 

func Entropy(b []byte) float64

func (PubKeySet) Equals 

func (pks PubKeySet) Equals(pks1 PubKeySet) bool

Equals check whether two PubKeySet are the same

func (Tx) EqualsEx 

func (tx Tx) EqualsEx(tx2 Tx) bool

EqualsEx compare two Tx to see whether they represent the same Tx This method will not change the original tx & tx2

func (PubKeySet) GetAddress 

func (pks PubKeySet) GetAddress(chain Chain) (Address, error)

GetAddress

func (Asset) GetChain 

func (a Asset) GetChain() Chain

func (Asset) GetDerivedAsset 

func (a Asset) GetDerivedAsset() Asset

Get derived asset of asset

func (Asset) GetLayer1Asset 

func (a Asset) GetLayer1Asset() Asset

Get layer1 asset version

func GetMedianUint 

func GetMedianUint(vals []cosmos.Uint) cosmos.Uint

func GetRagnarokTx 

func GetRagnarokTx(chain Chain, fromAddr, toAddr Address) Tx

GetRagnarokTx return a tx used for ragnarok

func GetSafeShare 

func GetSafeShare(part, total, allocation cosmos.Uint) cosmos.Uint

GetSafeShare does the same as GetUncappedShare , but GetSafeShare will guarantee the result will not more than total

func (Asset) GetSyntheticAsset 

func (a Asset) GetSyntheticAsset() Asset

Get synthetic asset of asset

func GetUncappedShare 

func GetUncappedShare(part, total, allocation cosmos.Uint) (share cosmos.Uint)

GetUncappedShare this method will panic if any of the input parameter can't be convert to cosmos.Dec which shouldn't happen

func (Tx) Hash 

func (tx Tx) Hash() string

Hash calculate a hash based on from address, coins and to address

func (Asset) IsBNB 

func (a Asset) IsBNB() bool

IsBNB is a helper function, return true only when the asset represent BNB

func (Asset) IsDerivedAsset 

func (a Asset) IsDerivedAsset() bool

Check if asset is a derived asset

func (PubKeySet) IsEmpty 

func (pks PubKeySet) IsEmpty() bool

IsEmpty will determinate whether PubKeySet is an empty

func (Asset) IsGasAsset 

func (a Asset) IsGasAsset() bool

IsGasAsset check whether asset is base asset used to pay for gas

func (Asset) IsKarma added in v0.0.20 

func (a Asset) IsKarma() bool

IsKarma is a helper function ,return true only when the asset represent KARMA

func (Coin) IsNative 

func (c Coin) IsNative() bool

IsNative check whether the coin is native on DDChain

func (Asset) IsNativeKarma added in v0.0.20 

func (a Asset) IsNativeKarma() bool

IsNativeKarma is a helper function, return true only when the asset represent NATIVE KARMA

func (Asset) IsSyntheticAsset 

func (a Asset) IsSyntheticAsset() bool

Check if asset is a pegged asset

func (Asset) IsVaultAsset 

func (a Asset) IsVaultAsset() bool

func KarmaAsset added in v0.0.20 

func KarmaAsset() Asset

KarmaAsset return KARMA Asset depends on different environment

func (Asset) MarshalJSON 

func (a Asset) MarshalJSON() ([]byte, error)

MarshalJSON implement Marshaler interface

func (Asset) MarshalJSONPB 

func (a Asset) MarshalJSONPB(*jsonpb.Marshaler) ([]byte, error)

MarshalJSONPB implement jsonpb.Marshaler

func (Asset) MimirString 

func (a Asset) MimirString() string

Replace pool name "." with a "-" for Mimir key checking.

func (Coin) Native 

func (c Coin) Native() (cosmos.Coin, error)

Native create a new instance of cosmos.Coin

func NewAsset 

func NewAsset(input string) (Asset, error)

NewAsset parse the given input into Asset object

func NewAssetWithShortCodes added in v0.2.0 

func NewAssetWithShortCodes(version semver.Version, input string) (Asset, error)

func NewCoin 

func NewCoin(asset Asset, amount cosmos.Uint) Coin

NewCoin return a new instance of Coin

func NewFee 

func NewFee(coins Coins, poolDeduct cosmos.Uint) Fee

NewFee return a new instance of Fee

func NewPubKeySet 

func NewPubKeySet(secp256k1, ed25519 PubKey) PubKeySet

NewPubKeySet create a new instance of PubKeySet , which contains two keys

func NewTx 

func NewTx(txID TxID, from, to Address, coins Coins, gas Gas, memo string) Tx

NewTx create a new instance of Tx based on the input information

func ParseCoin 

func ParseCoin(coinStr string) (Coin, error)

ParseCoin parses a coin string and panics if it is invalid.

func RandStringBytesMask 

func RandStringBytesMask(n int) string

RandStringBytesMask generate random string used for test purpose

func RoundSignificantFigures added in v0.2.0 

func RoundSignificantFigures(number uint64, significantDigits int64) uint64

RoundSignificantFigures rounds an unsigned 64-bit integer to the specified number of significant digits. It takes the number and significant digits as arguments.

func SafeSub 

func SafeSub(input1, input2 cosmos.Uint) cosmos.Uint

SafeSub subtract input2 from input1, given cosmos.Uint can't be negative , otherwise it will panic thus in this method,when input2 is larger than input 1, it will just return cosmos.ZeroUint

func Sign 

func Sign(buf []byte) ([]byte, []byte, error)

Sign an array of bytes. Returns (signature, pubkey, error)

func SignBase64 

func SignBase64(buf []byte) (string, string, error)

func (PubKeySet) String 

func (pks PubKeySet) String() string

String implement fmt.Stinger

func (Tx) ToAttributes 

func (tx Tx) ToAttributes() []cosmos.Attribute

ToAttributes push all the tx fields into a slice of cosmos Attribute(key value pairs)

func (*Asset) UnmarshalJSON 

func (a *Asset) UnmarshalJSON(data []byte) error

UnmarshalJSON implement Unmarshaler interface

func (*Asset) UnmarshalJSONPB 

func (a *Asset) UnmarshalJSONPB(unmarshal *jsonpb.Unmarshaler, content []byte) error

UnmarshalJSONPB implement jsonpb.Unmarshaler

func (Tx) Valid 

func (tx Tx) Valid() error

Valid do some data sanity check , if the tx contains invalid information it will return an none nil error

func (Coin) WithDecimals 

func (c Coin) WithDecimals(decimal int64) Coin

WithDecimals update coin with a decimal

Types

type Account 

type Account struct {
	Sequence      int64
	AccountNumber int64
	Coins         Coins
	HasMemoFlag   bool
}

Account define a struct to hold account information across all chain

func NewAccount 

func NewAccount(sequence, accountNumber int64, coins Coins, hasMemoFlag bool) Account

NewAccount create a new instance of Account

type Address 

type Address string

func ConvertToNewBCHAddressFormat 

func ConvertToNewBCHAddressFormat(addr Address) (Address, error)

ConvertToNewBCHAddressFormat convert the given BCH to new address format

func ConvertToNewBCHAddressFormatV83 

func ConvertToNewBCHAddressFormatV83(addr Address) (Address, error)

ConvertToNewBCHAddressFormatV83 convert the given BCH to new address format

func NewAddress 

func NewAddress(address string) (Address, error)

NewAddress create a new Address. Supports Binance, Bitcoin, and Ethereum

func (Address) AccAddress 

func (addr Address) AccAddress() (cosmos.AccAddress, error)

func (Address) Equals 

func (addr Address) Equals(addr2 Address) bool

func (Address) GetChain 

func (addr Address) GetChain() Chain

Note that this will always return ETHChain for an AVAXChain address, so perhaps only use it when determining a network (e.g. mainnet/testnet).

func (Address) GetNetwork 

func (addr Address) GetNetwork(ver semver.Version, chain Chain) ChainNetwork

func (Address) IsChain 

func (addr Address) IsChain(chain Chain) bool

Note that this can have false positives, such as being unable to distinguish between ETH and AVAX.

func (Address) IsEmpty 

func (addr Address) IsEmpty() bool

func (Address) IsNoop 

func (addr Address) IsNoop() bool

func (Address) IsValidBCHAddress 

func (addr Address) IsValidBCHAddress() bool

IsValidBCHAddress determinate whether the address is a valid new BCH address format

func (Address) String 

func (addr Address) String() string

type AddressSuite 

type AddressSuite struct{}

func (*AddressSuite) TestAddress 

func (s *AddressSuite) TestAddress(c *C)

func (*AddressSuite) TestConvertToNewBCHAddressFormat 

func (s *AddressSuite) TestConvertToNewBCHAddressFormat(c *C)

type Chain 

type Chain string

func GetEVMChains 

func GetEVMChains() []Chain

GetEVMChains returns all "EVM" chains connected to DDChain "EVM" is defined, in ddnode's context, as a chain that: - uses 0x as an address prefix - has a "Router" Smart Contract

func GetUTXOChains 

func GetUTXOChains() []Chain

GetUTXOChains returns all "UTXO" chains connected to DDChain.

func NewChain 

func NewChain(chainID string) (Chain, error)

NewChain create a new Chain and default the siging_algo to Secp256k1

func (Chain) AddressPrefix 

func (c Chain) AddressPrefix(cn ChainNetwork) string

AddressPrefix return the address prefix used by the given network (testnet/mainnet)

func (Chain) ApproximateBlockMilliseconds 

func (c Chain) ApproximateBlockMilliseconds() int64

func (Chain) DefaultCoinbase 

func (c Chain) DefaultCoinbase() float64

DefaultCoinbase returns the default coinbase address for each chain, returns 0 if no coinbase emission is used. This is used used at the time of writing as a fallback value in Bifrost, and for inbound confirmation count estimates in the quote APIs.

func (Chain) DustThreshold 

func (c Chain) DustThreshold() cosmos.Uint

DustThreshold returns the min dust threshold for each chain The min dust threshold defines the lower end of the withdraw range of memoless savers txs The native coin value provided in a memoless tx defines a basis points amount of Withdraw or Add to a savers position as follows: Withdraw range: (dust_threshold + 1) -> (dust_threshold + 10_000) Add range: dust_threshold -> Inf NOTE: these should all be in 8 decimal places

func (Chain) Equals 

func (c Chain) Equals(c2 Chain) bool

Equals compare two chain to see whether they represent the same chain

func (Chain) GetGasAsset 

func (c Chain) GetGasAsset() Asset

GetGasAsset chain's base asset

func (Chain) GetGasAssetDecimal 

func (c Chain) GetGasAssetDecimal() int64

GetGasAssetDecimal for the gas asset of given chain , what kind of precision it is using TERRA and GAIA are using 1E6, all other gas asset so far using 1E8 DDChain is using 1E8, if an external chain's gas asset is larger than 1E8, just return cosmos.DefaultCoinDecimals

func (Chain) GetGasUnits 

func (c Chain) GetGasUnits() string

GetGasUnits returns name of the gas unit for each chain

func (Chain) GetSigningAlgo 

func (c Chain) GetSigningAlgo() SigningAlgo

GetSigningAlgo get the signing algorithm for the given chain

func (Chain) InboundNotes 

func (c Chain) InboundNotes() string

func (Chain) IsBNB 

func (c Chain) IsBNB() bool

IsBNB determinate whether it is BNBChain

func (Chain) IsDDChain added in v0.2.0 

func (c Chain) IsDDChain() bool

func (Chain) IsEVM 

func (c Chain) IsEVM() bool

IsEVM returns true if given chain is an EVM chain. See working definition of an "EVM" chain in the `GetEVMChains` function description

func (Chain) IsEmpty 

func (c Chain) IsEmpty() bool

IsEmpty is to determinate whether the chain is empty

func (Chain) IsUTXO 

func (c Chain) IsUTXO() bool

IsUTXO returns true if given chain is a UTXO chain.

func (Chain) IsValidAddress 

func (c Chain) IsValidAddress(addr Address) bool

IsValidAddress make sure the address is correct for the chain And this also make sure testnet doesn't use mainnet address vice versa

func (Chain) MaxMemoLength 

func (c Chain) MaxMemoLength() int

MaxMemoLength returns the max memo length for each chain. Returns 0 if no max is configured.

func (Chain) String 

func (c Chain) String() string

String implement fmt.Stringer

func (Chain) Validate 

func (c Chain) Validate() error

Validate validates chain format, should consist only of uppercase letters

type ChainNetwork 

type ChainNetwork uint8

ChainNetwork is to indicate which chain environment DDNode are working with 

const (
	// TestNet network for test
	TestNet ChainNetwork = iota
	// MainNet network for main net
	MainNet
	// MockNet network for main net
	MockNet
	// Stagenet network for stage net
	StageNet
)

func (ChainNetwork) SoftEquals 

func (net ChainNetwork) SoftEquals(net2 ChainNetwork) bool

Soft Equals check is mainnet == mainet, or (testnet/mocknet == testnet/mocknet)

type ChainPoolInfo 

type ChainPoolInfo struct {
	Chain       Chain   `json:"chain"`
	PubKey      PubKey  `json:"pub_key"`
	PoolAddress Address `json:"pool_address"`
}

ChainPoolInfo represent the pool address specific for a chain 

var EmptyChainPoolInfo ChainPoolInfo

EmptyChainPoolInfo everything is empty

func NewChainPoolInfo 

func NewChainPoolInfo(chain Chain, pubKey PubKey) (ChainPoolInfo, error)

NewChainPoolInfo create a new instance of ChainPoolInfo

func (ChainPoolInfo) IsEmpty 

func (cpi ChainPoolInfo) IsEmpty() bool

IsEmpty whether the struct is empty

type Chains 

type Chains []Chain

Chains represent a slice of Chain

func NewChains 

func NewChains(raw []string) (Chains, error)

func (Chains) Distinct 

func (chains Chains) Distinct() Chains

Distinct return a distinct set of chains, no duplicates

func (Chains) Has 

func (chains Chains) Has(c Chain) bool

Has check whether chain c is in the list

func (Chains) Strings 

func (chains Chains) Strings() []string

type Coins 

type Coins []Coin

Coins represent a slice of Coin

func GetCoins 

func GetCoins(chain Chain, accCoins []types.Coin) (Coins, error)

GetCoins transforms from binance coins

func NewCoins 

func NewCoins(coins ...Coin) Coins

NewCoins create a new Coins structure

func (Coins) Add 

func (cs Coins) Add(coin Coin) Coins

func (Coins) Adds 

func (cs Coins) Adds(coins Coins) Coins

This overwrites cs by changing its slice-referenced values, so it is recommended to use destination := make(Coins, len(source)) and copy(destination, source) first.

func (Coins) Contains 

func (cs Coins) Contains(c Coin) bool

Contains check whether the given coin is in the list

func (Coins) Distinct 

func (cs Coins) Distinct() Coins

Distinct return a new Coins ,which duplicated coins had been removed

func (Coins) Equals 

func (cs Coins) Equals(cs2 Coins) bool

Equals checks if two lists of coins are equal to each other - order does not matter. This method has a side effect of sorting the input parameters. Since this is already used, it cannot be changed without causing consensus failure. TODO: Deprecated, remove on hard fork.

func (Coins) EqualsEx 

func (cs Coins) EqualsEx(cs2 Coins) bool

EqualsEx Check if two lists of coins are equal to each other. This method will make a copy of cs1 & cs2 , thus the original coins order will not be changed

func (Coins) GetCoin 

func (cs Coins) GetCoin(asset Asset) Coin

GetCoin gets a specific coin by asset. Assumes there is only one of this coin in the list.

func (Coins) HasNoneNativeKarma added in v0.0.20 

func (cs Coins) HasNoneNativeKarma() bool

HasNoneNativeKarma check whether the coins contains NoneNativeKARMA 

At the moment, there are BEP2 KARMA, ERC20 KARMA and Native KARMA

func (Coins) HasSynthetic 

func (cs Coins) HasSynthetic() bool

HasSynthetic check whether the coins contains synth coin

func (Coins) IsEmpty 

func (cs Coins) IsEmpty() bool

func (Coins) Native 

func (cs Coins) Native() (cosmos.Coins, error)

func (Coins) NoneEmpty 

func (cs Coins) NoneEmpty() Coins

NoneEmpty return a new Coins , which ignore the coin that is empty either Coin asset is empty or amount is empty

func (Coins) SafeSub 

func (cs Coins) SafeSub(coin Coin) Coins

func (Coins) String 

func (cs Coins) String() string

String implement fmt.Stringer

func (Coins) Valid 

func (cs Coins) Valid() error

Valid check whether all the coins are valid , if not , then return an error

type Duration 

type Duration struct {
	time.Duration
}

Duration embedded time.Duration so DDNode could use string to represent duration in json file for example ,1s ,1h , 5m etc

func (Duration) MarshalJSON 

func (d Duration) MarshalJSON() ([]byte, error)

MarshalJSON marshal the duration to json string

func (*Duration) UnmarshalJSON 

func (d *Duration) UnmarshalJSON(b []byte) error

UnmarshalJSON convert the json value back to time.Duration

type Gas 

type Gas Coins

Gas coins

func CalcBinanceGasPrice 

func CalcBinanceGasPrice(tx Tx, asset Asset, units []cosmos.Uint) Gas

CalcBinanceGasPrice calculate gas price for Binance chain

func GetEVMGasFee 

func GetEVMGasFee(chain Chain, gasPrice *big.Int, msgLen uint64) Gas

func MakeEVMGas 

func MakeEVMGas(chain Chain, gasPrice *big.Int, gas uint64) Gas

func (Gas) Add 

func (g Gas) Add(g2 Gas) Gas

Add combines two gas objects into one, adding amounts where needed or appending new coins.

func (Gas) Equals 

func (g Gas) Equals(gas2 Gas) bool

Equals Check if two lists of coins are equal to each other. Order does not matter

func (Gas) IsEmpty 

func (g Gas) IsEmpty() bool

IsEmpty return true as long as there is one coin in it that is not empty

func (Gas) Sub 

func (g Gas) Sub(g2 Gas) Gas

Sub subtract the given amount gas from existing gas object

func (Gas) ToCoins 

func (g Gas) ToCoins() Coins

ToCoins convert the gas to Coins

func (Gas) Valid 

func (g Gas) Valid() error

Valid return nil when it is valid, otherwise return an error

type Invariant added in v0.2.0 

type Invariant func(ctx cosmos.Context) (msg []string, broken bool)

An Invariant is a function which tests a particular invariant. The invariant returns a descriptive message about what happened and a boolean indicating whether the invariant has been broken.

type InvariantRoute added in v0.2.0 

type InvariantRoute struct {
	Route     string
	Invariant Invariant
}

invariant route

func NewInvariantRoute added in v0.2.0 

func NewInvariantRoute(route string, invariant Invariant) InvariantRoute

NewInvariantRoute - create an InvariantRoute object

type PubKey 

type PubKey string

PubKey used in ddchain, it should be bech32 encoded string thus it will be something like ddpub1addwnpepqt7qug8vk9r3saw8n4r803ydj2g3dqwx0mvq5akhnze86fc536xcycgtrnv ddpub1addwnpepqdqvd4r84lq9m54m5kk9sf4k6kdgavvch723pcgadulxd6ey9u70k6zq8qe 

var EmptyPubKey PubKey

func NewPubKey 

func NewPubKey(key string) (PubKey, error)

NewPubKey create a new instance of PubKey key is bech32 encoded string

func NewPubKeyFromCrypto 

func NewPubKeyFromCrypto(pk crypto.PubKey) (PubKey, error)

NewPubKeyFromCrypto

func (PubKey) EVMPubkeyToAddress 

func (pubKey PubKey) EVMPubkeyToAddress() (Address, error)

EVMPubkeyToAddress converts a pubkey of an EVM chain to the corresponding address

func (PubKey) Equals 

func (pubKey PubKey) Equals(pubKey1 PubKey) bool

Equals check whether two are the same

func (PubKey) GetAddress 

func (pubKey PubKey) GetAddress(chain Chain) (Address, error)

GetAddress will return an address for the given chain

func (PubKey) GetDdAddress added in v0.2.0 

func (pubKey PubKey) GetDdAddress() (cosmos.AccAddress, error)

func (PubKey) IsEmpty 

func (pubKey PubKey) IsEmpty() bool

IsEmpty to check whether it is empty

func (PubKey) MarshalJSON 

func (pubKey PubKey) MarshalJSON() ([]byte, error)

MarshalJSON to Marshals to JSON using Bech32

func (PubKey) String 

func (pubKey PubKey) String() string

String stringer implementation

func (*PubKey) UnmarshalJSON 

func (pubKey *PubKey) UnmarshalJSON(data []byte) error

UnmarshalJSON to Unmarshal from JSON assuming Bech32 encoding

type PubKeys 

type PubKeys []PubKey

PubKey used in ddchain, it should be bech32 encoded string thus it will be something like ddpub1addwnpepqt7qug8vk9r3saw8n4r803ydj2g3dqwx0mvq5akhnze86fc536xcycgtrnv ddpub1addwnpepqdqvd4r84lq9m54m5kk9sf4k6kdgavvch723pcgadulxd6ey9u70k6zq8qe

func (PubKeys) Contains 

func (pks PubKeys) Contains(pk PubKey) bool

func (PubKeys) Equals 

func (pks PubKeys) Equals(newPks PubKeys) bool

Equals check whether two pub keys are identical

func (PubKeys) String 

func (pks PubKeys) String() string

String implement stringer interface

func (PubKeys) Strings 

func (pks PubKeys) Strings() []string

func (PubKeys) Valid 

func (pks PubKeys) Valid() error

type SigningAlgo 

type SigningAlgo string

type Symbol 

type Symbol string

Symbol represent an asset

func NewSymbol 

func NewSymbol(input string) (Symbol, error)

NewSymbol parse the input as symbol

func (Symbol) Equals 

func (s Symbol) Equals(s2 Symbol) bool

Equals check whether two symbol are the same

func (Symbol) IsEmpty 

func (s Symbol) IsEmpty() bool

IsEmpty return true when symbol is just empty string

func (Symbol) IsMiniToken 

func (s Symbol) IsMiniToken() bool

IsMiniToken is to determine whether it is a mini token on binance chain

func (Symbol) String 

func (s Symbol) String() string

String implement fmt.Stringer

func (Symbol) Ticker 

func (s Symbol) Ticker() Ticker

Ticker return the ticker part of symbol

type Ticker 

type Ticker string

Ticker The trading 'symbol' or shortened name (typically in capital letters) that refer to a coin on a trading platform. For example: BNB

func NewTicker 

func NewTicker(ticker string) (Ticker, error)

NewTicker parse the given string as ticker, return error if it is not legitimate ticker

func (Ticker) Equals 

func (t Ticker) Equals(t2 Ticker) bool

Equals compare whether two ticker is the same

func (Ticker) IsEmpty 

func (t Ticker) IsEmpty() bool

IsEmpty return true when the ticker is an empty string

func (Ticker) String 

func (t Ticker) String() string

String implement fmt.Stringer

type Tickers 

type Tickers []Ticker

Tickers a list of ticker

type TxID 

type TxID string

TxID is a string that can uniquely represent a transaction on different block chain

func NewTxID 

func NewTxID(hash string) (TxID, error)

NewTxID parse the input hash as TxID

func (TxID) Equals 

func (tx TxID) Equals(tx2 TxID) bool

Equals check whether two TxID are the same

func (TxID) IsBlank added in v0.2.0 

func (tx TxID) IsBlank() bool

func (TxID) IsEmpty 

func (tx TxID) IsEmpty() bool

IsEmpty return true when the tx represent empty string

func (TxID) Reverse 

func (tx TxID) Reverse() TxID

Reverse returns a reversed version of the TxID

func (TxID) String 

func (tx TxID) String() string

String implement fmt.Stringer

type TxIDs 

type TxIDs []TxID

TxIDs is a slice of TxID

type Txs 

type Txs []Tx

Txs a list of Tx

Source Files

View all Source files

Directories

Path Synopsis
avaxtokens
bsctokens
ethtokens

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