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v0.35.0
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The highest tagged major version is .

Published: Jun 4, 2019 | License: Apache-2.0 | Module: github.com/cosmos/cosmos-sdk

Overview

nolint

Index

Constants

const (
	// AddrLen defines a valid address length
	AddrLen = 20
	// Bech32PrefixAccAddr defines the Bech32 prefix of an account's address
	Bech32MainPrefix = "cosmos"

	// PrefixAccount is the prefix for account keys
	PrefixAccount = "acc"
	// PrefixValidator is the prefix for validator keys
	PrefixValidator = "val"
	// PrefixConsensus is the prefix for consensus keys
	PrefixConsensus = "cons"
	// PrefixPublic is the prefix for public keys
	PrefixPublic = "pub"
	// PrefixOperator is the prefix for operator keys
	PrefixOperator = "oper"

	// PrefixAddress is the prefix for addresses
	PrefixAddress = "addr"

	// Bech32PrefixAccAddr defines the Bech32 prefix of an account's address
	Bech32PrefixAccAddr = Bech32MainPrefix
	// Bech32PrefixAccPub defines the Bech32 prefix of an account's public key
	Bech32PrefixAccPub = Bech32MainPrefix + PrefixPublic
	// Bech32PrefixValAddr defines the Bech32 prefix of a validator's operator address
	Bech32PrefixValAddr = Bech32MainPrefix + PrefixValidator + PrefixOperator
	// Bech32PrefixValPub defines the Bech32 prefix of a validator's operator public key
	Bech32PrefixValPub = Bech32MainPrefix + PrefixValidator + PrefixOperator + PrefixPublic
	// Bech32PrefixConsAddr defines the Bech32 prefix of a consensus node address
	Bech32PrefixConsAddr = Bech32MainPrefix + PrefixValidator + PrefixConsensus
	// Bech32PrefixConsPub defines the Bech32 prefix of a consensus node public key
	Bech32PrefixConsPub = Bech32MainPrefix + PrefixValidator + PrefixConsensus + PrefixPublic
)
const (
	Precision = 18

	// bytes required to represent the above precision
	// Ceiling[Log2[999 999 999 999 999 999]]
	DecimalPrecisionBits = 60
)

number of decimal places

const (
	// Base error codes
	CodeOK                CodeType = 0
	CodeInternal          CodeType = 1
	CodeTxDecode          CodeType = 2
	CodeInvalidSequence   CodeType = 3
	CodeUnauthorized      CodeType = 4
	CodeInsufficientFunds CodeType = 5
	CodeUnknownRequest    CodeType = 6
	CodeInvalidAddress    CodeType = 7
	CodeInvalidPubKey     CodeType = 8
	CodeUnknownAddress    CodeType = 9
	CodeInsufficientCoins CodeType = 10
	CodeInvalidCoins      CodeType = 11
	CodeOutOfGas          CodeType = 12
	CodeMemoTooLarge      CodeType = 13
	CodeInsufficientFee   CodeType = 14
	CodeTooManySignatures CodeType = 15
	CodeGasOverflow       CodeType = 16
	CodeNoSignatures      CodeType = 17

	// CodespaceRoot is a codespace for error codes in this file only.
	// Notice that 0 is an "unset" codespace, which can be overridden with
	// Error.WithDefaultCodespace().
	CodespaceUndefined CodespaceType = ""
	CodespaceRoot      CodespaceType = "sdk"
)

SDK error codes

const (
	Unbonded  BondStatus = 0x00
	Unbonding BondStatus = 0x01
	Bonded    BondStatus = 0x02

	// default bond denomination
	DefaultBondDenom = "stake"

	// Delay, in blocks, between when validator updates are returned to Tendermint and when they are applied.
	// For example, if this is 0, the validator set at the end of a block will sign the next block, or
	// if this is 1, the validator set at the end of a block will sign the block after the next.
	// Constant as this should not change without a hard fork.
	// TODO: Link to some Tendermint docs, this is very unobvious.
	ValidatorUpdateDelay int64 = 1

	BondStatusUnbonded  = "Unbonded"
	BondStatusUnbonding = "Unbonding"
	BondStatusBonded    = "Bonded"
)

staking constants

const (
	StoreTypeMulti     = types.StoreTypeMulti
	StoreTypeDB        = types.StoreTypeDB
	StoreTypeIAVL      = types.StoreTypeIAVL
	StoreTypeTransient = types.StoreTypeTransient
)

nolint - reexport

const SortableTimeFormat = "2006-01-02T15:04:05.000000000"

Slight modification of the RFC3339Nano but it right pads all zeros and drops the time zone info

Variables

var (
	TagAction       = "action"
	TagSrcValidator = "source-validator"
	TagDstValidator = "destination-validator"
	TagDelegator    = "delegator"
)

common tags

var (
	// This is set at compile time. Could be cleveldb, defaults is goleveldb.
	DBBackend = ""
)
var PowerReduction = NewIntFromBigInt(new(big.Int).Exp(big.NewInt(10), big.NewInt(6), nil))

PowerReduction is the amount of staking tokens required for 1 unit of Tendermint power

func ABCIValidator

func ABCIValidator(v Validator) abci.Validator

validator which fulfills abci validator interface for use in Tendermint

func AppendMsgToErr

func AppendMsgToErr(msg string, err string) string

appends a message to the head of the given error

func Bech32ifyAccPub

func Bech32ifyAccPub(pub crypto.PubKey) (string, error)

Bech32ifyAccPub returns a Bech32 encoded string containing the Bech32PrefixAccPub prefix for a given account PubKey.

func Bech32ifyConsPub

func Bech32ifyConsPub(pub crypto.PubKey) (string, error)

Bech32ifyConsPub returns a Bech32 encoded string containing the Bech32PrefixConsPub prefixfor a given consensus node's PubKey.

func Bech32ifyValPub

func Bech32ifyValPub(pub crypto.PubKey) (string, error)

Bech32ifyValPub returns a Bech32 encoded string containing the Bech32PrefixValPub prefix for a given validator operator's PubKey.

func CodeToDefaultMsg

func CodeToDefaultMsg(code CodeType) string

NOTE: Don't stringer this, we'll put better messages in later.

func DecEq

func DecEq(t *testing.T, exp, got Dec) (*testing.T, bool, string, string, string)

intended to be used with require/assert: require.True(DecEq(...))

func DecsEqual

func DecsEqual(d1s, d2s []Dec) bool

test if two decimal arrays are equal

func DiffKVStores

func DiffKVStores(a KVStore, b KVStore, prefixesToSkip [][]byte) (kvA cmn.KVPair, kvB cmn.KVPair, count int64, equal bool)

Compare two KVstores, return either the first key/value pair at which they differ and whether or not they are equal, skipping value comparison for a set of provided prefixes

func FormatTimeBytes

func FormatTimeBytes(t time.Time) []byte

Formats a time.Time into a []byte that can be sorted

func GetAccPubKeyBech32

func GetAccPubKeyBech32(pubkey string) (pk crypto.PubKey, err error)

GetAccPubKeyBech32 creates a PubKey for an account with a given public key string using the Bech32 Bech32PrefixAccPub prefix.

func GetConsPubKeyBech32

func GetConsPubKeyBech32(pubkey string) (pk crypto.PubKey, err error)

GetConsPubKeyBech32 creates a PubKey for a consensus node with a given public key string using the Bech32 Bech32PrefixConsPub prefix.

func GetFromBech32

func GetFromBech32(bech32str, prefix string) ([]byte, error)

GetFromBech32 decodes a bytestring from a Bech32 encoded string.

func GetValPubKeyBech32

func GetValPubKeyBech32(pubkey string) (pk crypto.PubKey, err error)

GetValPubKeyBech32 creates a PubKey for a validator's operator with a given public key string using the Bech32 Bech32PrefixValPub prefix.

func InclusiveEndBytes

func InclusiveEndBytes(inclusiveBytes []byte) (exclusiveBytes []byte)

InclusiveEndBytes returns the []byte that would end a range query such that the input would be included

func IntEq

func IntEq(t *testing.T, exp, got Int) (*testing.T, bool, string, string, string)

intended to be used with require/assert: require.True(IntEq(...))

func MustBech32ifyAccPub

func MustBech32ifyAccPub(pub crypto.PubKey) string

MustBech32ifyAccPub returns the result of Bech32ifyAccPub panicing on failure.

func MustBech32ifyConsPub

func MustBech32ifyConsPub(pub crypto.PubKey) string

MustBech32ifyConsPub returns the result of Bech32ifyConsPub panicing on failure.

func MustBech32ifyValPub

func MustBech32ifyValPub(pub crypto.PubKey) string

MustBech32ifyValPub returns the result of Bech32ifyValPub panicing on failure.

func MustGetAccPubKeyBech32

func MustGetAccPubKeyBech32(pubkey string) (pk crypto.PubKey)

MustGetAccPubKeyBech32 returns the result of GetAccPubKeyBech32 panicing on failure.

func MustGetConsPubKeyBech32

func MustGetConsPubKeyBech32(pubkey string) (pk crypto.PubKey)

MustGetConsPubKeyBech32 returns the result of GetConsPubKeyBech32 panicing on failure.

func MustGetValPubKeyBech32

func MustGetValPubKeyBech32(pubkey string) (pk crypto.PubKey)

MustGetValPubKeyBech32 returns the result of GetValPubKeyBech32 panicing on failure.

func MustSortJSON

func MustSortJSON(toSortJSON []byte) []byte

MustSortJSON is like SortJSON but panic if an error occurs, e.g., if the passed JSON isn't valid.

func NewDecFromStr

func NewDecFromStr(str string) (d Dec, err Error)

create a decimal from an input decimal string. valid must come in the form:

(-) whole integers (.) decimal integers

examples of acceptable input include:

-123.456
456.7890
345
-456789

NOTE - An error will return if more decimal places are provided in the string than the constant Precision.

CONTRACT - This function does not mutate the input str.

func NewLevelDB

func NewLevelDB(name, dir string) (db dbm.DB, err error)

NewLevelDB instantiate a new LevelDB instance according to DBBackend.

func ParseTimeBytes

func ParseTimeBytes(bz []byte) (time.Time, error)

Parses a []byte encoded using FormatTimeKey back into a time.Time

func PrefixEndBytes

func PrefixEndBytes(prefix []byte) []byte

PrefixEndBytes returns the []byte that would end a range query for all []byte with a certain prefix Deals with last byte of prefix being FF without overflowing

func RegisterCodec

func RegisterCodec(cdc *codec.Codec)

Register the sdk message type

func RegisterDenom

func RegisterDenom(denom string, unit Dec) error

RegisterDenom registers a denomination with a corresponding unit. If the denomination is already registered, an error will be returned.

func SortJSON

func SortJSON(toSortJSON []byte) ([]byte, error)

SortedJSON takes any JSON and returns it sorted by keys. Also, all white-spaces are removed. This method can be used to canonicalize JSON to be returned by GetSignBytes, e.g. for the ledger integration. If the passed JSON isn't valid it will return an error.

func TokensToTendermintPower

func TokensToTendermintPower(tokens Int) int64

TokensToTendermintPower - convert input tokens to potential tendermint power

func Uint64ToBigEndian

func Uint64ToBigEndian(i uint64) []byte

Uint64ToBigEndian - marshals uint64 to a bigendian byte slice so it can be sorted

func UintOverflow

func UintOverflow(i *big.Int) error

UintOverflow returns true if a given unsigned integer overflows and false otherwise.

type ABCIMessageLog

type ABCIMessageLog struct {
	MsgIndex int    `json:"msg_index"`
	Success  bool   `json:"success"`
	Log      string `json:"log"`
}

ABCIMessageLog defines a structure containing an indexed tx ABCI message log.

type ABCIMessageLogs

type ABCIMessageLogs []ABCIMessageLog

ABCIMessageLogs represents a slice of ABCIMessageLog.

func ParseABCILogs

func ParseABCILogs(logs string) (res ABCIMessageLogs, err error)

ParseABCILogs attempts to parse a stringified ABCI tx log into a slice of ABCIMessageLog types. It returns an error upon JSON decoding failure.

func (ABCIMessageLogs) String

func (logs ABCIMessageLogs) String() (str string)

String implements the fmt.Stringer interface for the ABCIMessageLogs type.

type AccAddress

type AccAddress []byte

AccAddress a wrapper around bytes meant to represent an account address. When marshaled to a string or JSON, it uses Bech32.

func AccAddressFromBech32

func AccAddressFromBech32(address string) (addr AccAddress, err error)

AccAddressFromBech32 creates an AccAddress from a Bech32 string.

func AccAddressFromHex

func AccAddressFromHex(address string) (addr AccAddress, err error)

AccAddressFromHex creates an AccAddress from a hex string.

func (AccAddress) Bytes

func (aa AccAddress) Bytes() []byte

Bytes returns the raw address bytes.

func (AccAddress) Empty

func (aa AccAddress) Empty() bool

Returns boolean for whether an AccAddress is empty

func (AccAddress) Equals

func (aa AccAddress) Equals(aa2 Address) bool

Returns boolean for whether two AccAddresses are Equal

func (AccAddress) Format

func (aa AccAddress) Format(s fmt.State, verb rune)

Format implements the fmt.Formatter interface. nolint: errcheck

func (AccAddress) Marshal

func (aa AccAddress) Marshal() ([]byte, error)

Marshal returns the raw address bytes. It is needed for protobuf compatibility.

func (AccAddress) MarshalJSON

func (aa AccAddress) MarshalJSON() ([]byte, error)

MarshalJSON marshals to JSON using Bech32.

func (AccAddress) String

func (aa AccAddress) String() string

String implements the Stringer interface.

func (*AccAddress) Unmarshal

func (aa *AccAddress) Unmarshal(data []byte) error

Unmarshal sets the address to the given data. It is needed for protobuf compatibility.

func (*AccAddress) UnmarshalJSON

func (aa *AccAddress) UnmarshalJSON(data []byte) error

UnmarshalJSON unmarshals from JSON assuming Bech32 encoding.

type Address

type Address interface {
	Equals(Address) bool
	Empty() bool
	Marshal() ([]byte, error)
	MarshalJSON() ([]byte, error)
	Bytes() []byte
	String() string
	Format(s fmt.State, verb rune)
}

Address is a common interface for different types of addresses used by the SDK

type AnteHandler

type AnteHandler func(ctx Context, tx Tx, simulate bool) (newCtx Context, result Result, abort bool)

AnteHandler authenticates transactions, before their internal messages are handled. If newCtx.IsZero(), ctx is used instead.

type BeginBlocker

type BeginBlocker func(ctx Context, req abci.RequestBeginBlock) abci.ResponseBeginBlock

run code before the transactions in a block

type BondStatus

type BondStatus byte

status of a validator

func (BondStatus) Equal

func (b BondStatus) Equal(b2 BondStatus) bool

nolint

func (BondStatus) String

func (b BondStatus) String() string

String implements the Stringer interface for BondStatus.

type CacheKVStore

type CacheKVStore = types.CacheKVStore

nolint - reexport

type CacheMultiStore

type CacheMultiStore = types.CacheMultiStore

nolint - reexport

type CacheWrap

type CacheWrap = types.CacheWrap

nolint - reexport

type CacheWrapper

type CacheWrapper = types.CacheWrapper

nolint - reexport

type CodeType

type CodeType uint32

CodeType - ABCI code identifier within codespace

func (CodeType) IsOK

func (code CodeType) IsOK() bool

IsOK - is everything okay?

type CodespaceType

type CodespaceType string

CodespaceType - codespace identifier

type Coin

type Coin struct {
	Denom string `json:"denom"`

	// To allow the use of unsigned integers (see: #1273) a larger refactor will
	// need to be made. So we use signed integers for now with safety measures in
	// place preventing negative values being used.
	Amount Int `json:"amount"`
}

Coin hold some amount of one currency.

CONTRACT: A coin will never hold a negative amount of any denomination.

TODO: Make field members private for further safety.

func ConvertCoin

func ConvertCoin(coin Coin, denom string) (Coin, error)

ConvertCoin attempts to convert a coin to a given denomination. If the given denomination is invalid or if neither denomination is registered, an error is returned.

func NewCoin

func NewCoin(denom string, amount Int) Coin

NewCoin returns a new coin with a denomination and amount. It will panic if the amount is negative.

func NewInt64Coin

func NewInt64Coin(denom string, amount int64) Coin

NewInt64Coin returns a new coin with a denomination and amount. It will panic if the amount is negative.

func ParseCoin

func ParseCoin(coinStr string) (coin Coin, err error)

ParseCoin parses a cli input for one coin type, returning errors if invalid. This returns an error on an empty string as well.

func (Coin) Add

func (coin Coin) Add(coinB Coin) Coin

Adds amounts of two coins with same denom. If the coins differ in denom then it panics.

func (Coin) IsEqual

func (coin Coin) IsEqual(other Coin) bool

IsEqual returns true if the two sets of Coins have the same value

func (Coin) IsGTE

func (coin Coin) IsGTE(other Coin) bool

IsGTE returns true if they are the same type and the receiver is an equal or greater value

func (Coin) IsLT

func (coin Coin) IsLT(other Coin) bool

IsLT returns true if they are the same type and the receiver is a smaller value

func (Coin) IsNegative

func (coin Coin) IsNegative() bool

IsNegative returns true if the coin amount is negative and false otherwise.

TODO: Remove once unsigned integers are used.

func (Coin) IsPositive

func (coin Coin) IsPositive() bool

IsPositive returns true if coin amount is positive.

TODO: Remove once unsigned integers are used.

func (Coin) IsZero

func (coin Coin) IsZero() bool

IsZero returns if this represents no money

func (Coin) String

func (coin Coin) String() string

String provides a human-readable representation of a coin

func (Coin) Sub

func (coin Coin) Sub(coinB Coin) Coin

Subtracts amounts of two coins with same denom. If the coins differ in denom then it panics.

type Coins

type Coins []Coin

Coins is a set of Coin, one per currency

func NewCoins

func NewCoins(coins ...Coin) Coins

NewCoins constructs a new coin set.

func ParseCoins

func ParseCoins(coinsStr string) (Coins, error)

ParseCoins will parse out a list of coins separated by commas. If nothing is provided, it returns nil Coins. Returned coins are sorted.

func (Coins) Add

func (coins Coins) Add(coinsB Coins) Coins

Add adds two sets of coins.

e.g. {2A} + {A, 2B} = {3A, 2B} {2A} + {0B} = {2A}

NOTE: Add operates under the invariant that coins are sorted by denominations.

CONTRACT: Add will never return Coins where one Coin has a non-positive amount. In otherwords, IsValid will always return true.

func (Coins) AmountOf

func (coins Coins) AmountOf(denom string) Int

Returns the amount of a denom from coins

func (Coins) DenomsSubsetOf

func (coins Coins) DenomsSubsetOf(coinsB Coins) bool

DenomsSubsetOf returns true if receiver's denom set is subset of coinsB's denoms.

func (Coins) Empty

func (coins Coins) Empty() bool

Empty returns true if there are no coins and false otherwise.

func (Coins) IsAllGT

func (coins Coins) IsAllGT(coinsB Coins) bool

IsAllGT returns true if for every denom in coinsB, the denom is present at a greater amount in coins.

func (Coins) IsAllGTE

func (coins Coins) IsAllGTE(coinsB Coins) bool

IsAllGTE returns false if for any denom in coinsB, the denom is present at a smaller amount in coins; else returns true.

func (Coins) IsAllLT

func (coins Coins) IsAllLT(coinsB Coins) bool

IsAllLT returns True iff for every denom in coins, the denom is present at a smaller amount in coinsB.

func (Coins) IsAllLTE

func (coins Coins) IsAllLTE(coinsB Coins) bool

IsAllLTE returns true iff for every denom in coins, the denom is present at a smaller or equal amount in coinsB.

func (Coins) IsAllPositive

func (coins Coins) IsAllPositive() bool

IsAllPositive returns true if there is at least one coin and all currencies have a positive value.

func (Coins) IsAnyGTE

func (coins Coins) IsAnyGTE(coinsB Coins) bool

IsAnyGTE returns true iff coins contains at least one denom that is present at a greater or equal amount in coinsB; it returns false otherwise.

NOTE: IsAnyGTE operates under the invariant that both coin sets are sorted by denominations and there exists no zero coins.

func (Coins) IsAnyNegative

func (coins Coins) IsAnyNegative() bool

IsAnyNegative returns true if there is at least one coin whose amount is negative; returns false otherwise. It returns false if the coin set is empty too.

TODO: Remove once unsigned integers are used.

func (Coins) IsEqual

func (coins Coins) IsEqual(coinsB Coins) bool

IsEqual returns true if the two sets of Coins have the same value

func (Coins) IsValid

func (coins Coins) IsValid() bool

IsValid asserts the Coins are sorted, have positive amount, and Denom does not contain upper case characters.

func (Coins) IsZero

func (coins Coins) IsZero() bool

IsZero returns true if there are no coins or all coins are zero.

func (Coins) Len

func (coins Coins) Len() int

nolint

func (Coins) Less

func (coins Coins) Less(i, j int) bool

func (Coins) SafeSub

func (coins Coins) SafeSub(coinsB Coins) (Coins, bool)

SafeSub performs the same arithmetic as Sub but returns a boolean if any negative coin amount was returned.

func (Coins) Sort

func (coins Coins) Sort() Coins

Sort is a helper function to sort the set of coins inplace

func (Coins) String

func (coins Coins) String() string

func (Coins) Sub

func (coins Coins) Sub(coinsB Coins) Coins

Sub subtracts a set of coins from another.

e.g. {2A, 3B} - {A} = {A, 3B} {2A} - {0B} = {2A} {A, B} - {A} = {B}

CONTRACT: Sub will never return Coins where one Coin has a non-positive amount. In otherwords, IsValid will always return true.

func (Coins) Swap

func (coins Coins) Swap(i, j int)

type CommitID

type CommitID = types.CommitID

nolint - reexport

type CommitKVStore

type CommitKVStore = types.CommitKVStore

nolint - reexport

type CommitMultiStore

type CommitMultiStore = types.CommitMultiStore

nolint - reexport

type CommitStore

type CommitStore = types.CommitStore

nolint - reexport

type Committer

type Committer = types.Committer

nolint - reexport

type Config

type Config struct {
	// contains filtered or unexported fields
}

Config is the structure that holds the SDK configuration parameters. This could be used to initialize certain configuration parameters for the SDK.

func GetConfig

func GetConfig() *Config

GetConfig returns the config instance for the SDK.

func (*Config) GetBech32AccountAddrPrefix

func (config *Config) GetBech32AccountAddrPrefix() string

GetBech32AccountAddrPrefix returns the Bech32 prefix for account address

func (*Config) GetBech32AccountPubPrefix

func (config *Config) GetBech32AccountPubPrefix() string

GetBech32AccountPubPrefix returns the Bech32 prefix for account public key

func (*Config) GetBech32ConsensusAddrPrefix

func (config *Config) GetBech32ConsensusAddrPrefix() string

GetBech32ConsensusAddrPrefix returns the Bech32 prefix for consensus node address

func (*Config) GetBech32ConsensusPubPrefix

func (config *Config) GetBech32ConsensusPubPrefix() string

GetBech32ConsensusPubPrefix returns the Bech32 prefix for consensus node public key

func (*Config) GetBech32ValidatorAddrPrefix

func (config *Config) GetBech32ValidatorAddrPrefix() string

GetBech32ValidatorAddrPrefix returns the Bech32 prefix for validator address

func (*Config) GetBech32ValidatorPubPrefix

func (config *Config) GetBech32ValidatorPubPrefix() string

GetBech32ValidatorPubPrefix returns the Bech32 prefix for validator public key

func (*Config) GetTxEncoder

func (config *Config) GetTxEncoder() TxEncoder

GetTxEncoder return function to encode transactions

func (*Config) Seal

func (config *Config) Seal() *Config

Seal seals the config such that the config state could not be modified further

func (*Config) SetBech32PrefixForAccount

func (config *Config) SetBech32PrefixForAccount(addressPrefix, pubKeyPrefix string)

SetBech32PrefixForAccount builds the Config with Bech32 addressPrefix and publKeyPrefix for accounts and returns the config instance

func (*Config) SetBech32PrefixForConsensusNode

func (config *Config) SetBech32PrefixForConsensusNode(addressPrefix, pubKeyPrefix string)

SetBech32PrefixForConsensusNode builds the Config with Bech32 addressPrefix and publKeyPrefix for consensus nodes and returns the config instance

func (*Config) SetBech32PrefixForValidator

func (config *Config) SetBech32PrefixForValidator(addressPrefix, pubKeyPrefix string)

SetBech32PrefixForValidator builds the Config with Bech32 addressPrefix and publKeyPrefix for validators

and returns the config instance

func (*Config) SetTxEncoder

func (config *Config) SetTxEncoder(encoder TxEncoder)

SetTxEncoder builds the Config with TxEncoder used to marshal StdTx to bytes

type ConsAddress

type ConsAddress []byte

ConsAddress defines a wrapper around bytes meant to present a consensus node. When marshaled to a string or JSON, it uses Bech32.

func ConsAddressFromBech32

func ConsAddressFromBech32(address string) (addr ConsAddress, err error)

ConsAddressFromBech32 creates a ConsAddress from a Bech32 string.

func ConsAddressFromHex

func ConsAddressFromHex(address string) (addr ConsAddress, err error)

ConsAddressFromHex creates a ConsAddress from a hex string.

func GetConsAddress

func GetConsAddress(pubkey crypto.PubKey) ConsAddress

get ConsAddress from pubkey

func (ConsAddress) Bytes

func (ca ConsAddress) Bytes() []byte

Bytes returns the raw address bytes.

func (ConsAddress) Empty

func (ca ConsAddress) Empty() bool

Returns boolean for whether an ConsAddress is empty

func (ConsAddress) Equals

func (ca ConsAddress) Equals(ca2 Address) bool

Returns boolean for whether two ConsAddress are Equal

func (ConsAddress) Format

func (ca ConsAddress) Format(s fmt.State, verb rune)

Format implements the fmt.Formatter interface. nolint: errcheck

func (ConsAddress) Marshal

func (ca ConsAddress) Marshal() ([]byte, error)

Marshal returns the raw address bytes. It is needed for protobuf compatibility.

func (ConsAddress) MarshalJSON

func (ca ConsAddress) MarshalJSON() ([]byte, error)

MarshalJSON marshals to JSON using Bech32.

func (ConsAddress) String

func (ca ConsAddress) String() string

String implements the Stringer interface.

func (*ConsAddress) Unmarshal

func (ca *ConsAddress) Unmarshal(data []byte) error

Unmarshal sets the address to the given data. It is needed for protobuf compatibility.

func (*ConsAddress) UnmarshalJSON

func (ca *ConsAddress) UnmarshalJSON(data []byte) error

UnmarshalJSON unmarshals from JSON assuming Bech32 encoding.

type Context

type Context struct {
	context.Context
	// contains filtered or unexported fields
}

The intent of Context is for it to be an immutable object that can be cloned and updated cheaply with WithValue() and passed forward to the next decorator or handler. For example,

func MsgHandler(ctx Context, tx Tx) Result {
	...
	ctx = ctx.WithValue(key, value)
	...
}

func NewContext

func NewContext(ms MultiStore, header abci.Header, isCheckTx bool, logger log.Logger) Context

create a new context

func (Context) BlockGasMeter

func (c Context) BlockGasMeter() GasMeter

func (Context) BlockHeader

func (c Context) BlockHeader() abci.Header

func (Context) BlockHeight

func (c Context) BlockHeight() int64

func (Context) CacheContext

func (c Context) CacheContext() (cc Context, writeCache func())

Cache the multistore and return a new cached context. The cached context is written to the context when writeCache is called.

func (Context) ChainID

func (c Context) ChainID() string

func (Context) ConsensusParams

func (c Context) ConsensusParams() *abci.ConsensusParams

func (Context) GasMeter

func (c Context) GasMeter() GasMeter

func (Context) GetOp

func (c Context) GetOp(ver int64) (Op, bool)

Returns false if ver <= 0 || ver > len(c.pst.ops). The first operation is version 1.

func (Context) IsCheckTx

func (c Context) IsCheckTx() bool

func (Context) IsZero

func (c Context) IsZero() bool

is context nil

func (Context) KVStore

func (c Context) KVStore(key StoreKey) KVStore

KVStore fetches a KVStore from the MultiStore.

func (Context) Logger

func (c Context) Logger() log.Logger

func (Context) MinGasPrices

func (c Context) MinGasPrices() DecCoins

func (Context) MultiStore

func (c Context) MultiStore() MultiStore

func (Context) TransientStore

func (c Context) TransientStore(key StoreKey) KVStore

TransientStore fetches a TransientStore from the MultiStore.

func (Context) TxBytes

func (c Context) TxBytes() []byte

func (Context) Value

func (c Context) Value(key interface{}) interface{}

context value for the provided key

func (Context) VoteInfos

func (c Context) VoteInfos() []abci.VoteInfo

func (Context) WithBlockGasMeter

func (c Context) WithBlockGasMeter(meter GasMeter) Context

func (Context) WithBlockHeader

func (c Context) WithBlockHeader(header abci.Header) Context

func (Context) WithBlockHeight

func (c Context) WithBlockHeight(height int64) Context

func (Context) WithBlockTime

func (c Context) WithBlockTime(newTime time.Time) Context

func (Context) WithCacheWrapper

func (c Context) WithCacheWrapper(key interface{}, value CacheWrapper) Context

func (Context) WithChainID

func (c Context) WithChainID(chainID string) Context

func (Context) WithCloner

func (c Context) WithCloner(key interface{}, value cloner) Context

func (Context) WithConsensusParams

func (c Context) WithConsensusParams(params *abci.ConsensusParams) Context

func (Context) WithGasMeter

func (c Context) WithGasMeter(meter GasMeter) Context

func (Context) WithInt32

func (c Context) WithInt32(key interface{}, value int32) Context

func (Context) WithIsCheckTx

func (c Context) WithIsCheckTx(isCheckTx bool) Context

func (Context) WithLogger

func (c Context) WithLogger(logger log.Logger) Context

func (Context) WithMinGasPrices

func (c Context) WithMinGasPrices(gasPrices DecCoins) Context

func (Context) WithMultiStore

func (c Context) WithMultiStore(ms MultiStore) Context

func (Context) WithProposer

func (c Context) WithProposer(addr ConsAddress) Context

func (Context) WithProtoMsg

func (c Context) WithProtoMsg(key interface{}, value proto.Message) Context

func (Context) WithString

func (c Context) WithString(key interface{}, value string) Context

func (Context) WithTxBytes

func (c Context) WithTxBytes(txBytes []byte) Context

func (Context) WithUint32

func (c Context) WithUint32(key interface{}, value uint32) Context

func (Context) WithUint64

func (c Context) WithUint64(key interface{}, value uint64) Context

func (Context) WithValue

func (c Context) WithValue(key interface{}, value interface{}) Context

nolint

func (Context) WithVoteInfos

func (c Context) WithVoteInfos(VoteInfos []abci.VoteInfo) Context

type Dec

type Dec struct {
	*big.Int `json:"int"`
}

NOTE: never use new(Dec) or else we will panic unmarshalling into the nil embedded big.Int

func GetDenomUnit

func GetDenomUnit(denom string) (Dec, bool)

GetDenomUnit returns a unit for a given denomination if it exists. A boolean is returned if the denomination is registered.

func MaxDec

func MaxDec(d1, d2 Dec) Dec

maximum decimal between two

func MinDec

func MinDec(d1, d2 Dec) Dec

minimum decimal between two

func MustNewDecFromStr

func MustNewDecFromStr(s string) Dec

Decimal from string, panic on error

func NewDec

func NewDec(i int64) Dec

create a new Dec from integer assuming whole number

func NewDecFromBigInt

func NewDecFromBigInt(i *big.Int) Dec

create a new Dec from big integer assuming whole numbers CONTRACT: prec <= Precision

func NewDecFromBigIntWithPrec

func NewDecFromBigIntWithPrec(i *big.Int, prec int64) Dec

create a new Dec from big integer assuming whole numbers CONTRACT: prec <= Precision

func NewDecFromInt

func NewDecFromInt(i Int) Dec

create a new Dec from big integer assuming whole numbers CONTRACT: prec <= Precision

func NewDecFromIntWithPrec

func NewDecFromIntWithPrec(i Int, prec int64) Dec

create a new Dec from big integer with decimal place at prec CONTRACT: prec <= Precision

func NewDecWithPrec

func NewDecWithPrec(i, prec int64) Dec

create a new Dec from integer with decimal place at prec CONTRACT: prec <= Precision

func OneDec

func OneDec() Dec

func ZeroDec

func ZeroDec() Dec

nolint - common values

func (Dec) Abs

func (d Dec) Abs() Dec

func (Dec) Add

func (d Dec) Add(d2 Dec) Dec

addition

func (Dec) Ceil

func (d Dec) Ceil() Dec

Ceil returns the smallest interger value (as a decimal) that is greater than or equal to the given decimal.

func (Dec) Equal

func (d Dec) Equal(d2 Dec) bool

func (Dec) Format

func (d Dec) Format(s fmt.State, verb rune)

format decimal state

func (Dec) GT

func (d Dec) GT(d2 Dec) bool

func (Dec) GTE

func (d Dec) GTE(d2 Dec) bool

func (Dec) IsInteger

func (d Dec) IsInteger() bool

is integer, e.g. decimals are zero

func (Dec) IsNegative

func (d Dec) IsNegative() bool

func (Dec) IsNil

func (d Dec) IsNil() bool

______________________________________________________________________________________________ nolint

func (Dec) IsPositive

func (d Dec) IsPositive() bool

func (Dec) IsZero

func (d Dec) IsZero() bool

func (Dec) LT

func (d Dec) LT(d2 Dec) bool

func (Dec) LTE

func (d Dec) LTE(d2 Dec) bool

func (Dec) MarshalAmino

func (d Dec) MarshalAmino() (string, error)

wraps d.MarshalText()

func (Dec) MarshalJSON

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

MarshalJSON marshals the decimal

func (Dec) Mul

func (d Dec) Mul(d2 Dec) Dec

multiplication

func (Dec) MulInt

func (d Dec) MulInt(i Int) Dec

multiplication

func (Dec) MulInt64

func (d Dec) MulInt64(i int64) Dec

MulInt64 - multiplication with int64

func (Dec) MulTruncate

func (d Dec) MulTruncate(d2 Dec) Dec

multiplication truncate

func (Dec) Neg

func (d Dec) Neg() Dec

func (Dec) Quo

func (d Dec) Quo(d2 Dec) Dec

quotient

func (Dec) QuoInt

func (d Dec) QuoInt(i Int) Dec

quotient

func (Dec) QuoInt64

func (d Dec) QuoInt64(i int64) Dec

QuoInt64 - quotient with int64

func (Dec) QuoRoundUp

func (d Dec) QuoRoundUp(d2 Dec) Dec

quotient, round up

func (Dec) QuoTruncate

func (d Dec) QuoTruncate(d2 Dec) Dec

quotient truncate

func (Dec) RoundInt

func (d Dec) RoundInt() Int

RoundInt round the decimal using bankers rounding

func (Dec) RoundInt64

func (d Dec) RoundInt64() int64

RoundInt64 rounds the decimal using bankers rounding

func (Dec) String

func (d Dec) String() string

func (Dec) Sub

func (d Dec) Sub(d2 Dec) Dec

subtraction

func (Dec) TruncateDec

func (d Dec) TruncateDec() Dec

TruncateDec truncates the decimals from the number and returns a Dec

func (Dec) TruncateInt

func (d Dec) TruncateInt() Int

TruncateInt truncates the decimals from the number and returns an Int

func (Dec) TruncateInt64

func (d Dec) TruncateInt64() int64

TruncateInt64 truncates the decimals from the number and returns an int64

func (*Dec) UnmarshalAmino

func (d *Dec) UnmarshalAmino(text string) (err error)

requires a valid JSON string - strings quotes and calls UnmarshalText

func (*Dec) UnmarshalJSON

func (d *Dec) UnmarshalJSON(bz []byte) error

UnmarshalJSON defines custom decoding scheme

type DecCoin

type DecCoin struct {
	Denom  string `json:"denom"`
	Amount Dec    `json:"amount"`
}

Coins which can have additional decimal points

func NewDecCoin

func NewDecCoin(denom string, amount Int) DecCoin

func NewDecCoinFromCoin

func NewDecCoinFromCoin(coin Coin) DecCoin

func NewDecCoinFromDec

func NewDecCoinFromDec(denom string, amount Dec) DecCoin

func NewInt64DecCoin

func NewInt64DecCoin(denom string, amount int64) DecCoin

NewInt64DecCoin returns a new DecCoin with a denomination and amount. It will panic if the amount is negative or denom is invalid.

func ParseDecCoin

func ParseDecCoin(coinStr string) (coin DecCoin, err error)

ParseDecCoin parses a decimal coin from a string, returning an error if invalid. An empty string is considered invalid.

func (DecCoin) Add

func (coin DecCoin) Add(coinB DecCoin) DecCoin

Adds amounts of two coins with same denom

func (DecCoin) IsEqual

func (coin DecCoin) IsEqual(other DecCoin) bool

IsEqual returns true if the two sets of Coins have the same value.

func (DecCoin) IsGTE

func (coin DecCoin) IsGTE(other DecCoin) bool

IsGTE returns true if they are the same type and the receiver is an equal or greater value.

func (DecCoin) IsLT

func (coin DecCoin) IsLT(other DecCoin) bool

IsLT returns true if they are the same type and the receiver is a smaller value.

func (DecCoin) IsNegative

func (coin DecCoin) IsNegative() bool

IsNegative returns true if the coin amount is negative and false otherwise.

TODO: Remove once unsigned integers are used.

func (DecCoin) IsPositive

func (coin DecCoin) IsPositive() bool

IsPositive returns true if coin amount is positive.

TODO: Remove once unsigned integers are used.

func (DecCoin) IsZero

func (coin DecCoin) IsZero() bool

IsZero returns if the DecCoin amount is zero.

func (DecCoin) String

func (coin DecCoin) String() string

String implements the Stringer interface for DecCoin. It returns a human-readable representation of a decimal coin.

func (DecCoin) Sub

func (coin DecCoin) Sub(coinB DecCoin) DecCoin

Subtracts amounts of two coins with same denom

func (DecCoin) TruncateDecimal

func (coin DecCoin) TruncateDecimal() (Coin, DecCoin)

TruncateDecimal returns a Coin with a truncated decimal and a DecCoin for the change. Note, the change may be zero.

type DecCoins

type DecCoins []DecCoin

coins with decimal

func NewDecCoins

func NewDecCoins(coins Coins) DecCoins

func ParseDecCoins

func ParseDecCoins(coinsStr string) (DecCoins, error)

ParseDecCoins will parse out a list of decimal coins separated by commas. If nothing is provided, it returns nil DecCoins. Returned decimal coins are sorted.

func (DecCoins) Add

func (coins DecCoins) Add(coinsB DecCoins) DecCoins

Add adds two sets of DecCoins.

NOTE: Add operates under the invariant that coins are sorted by denominations.

CONTRACT: Add will never return Coins where one Coin has a non-positive amount. In otherwords, IsValid will always return true.

func (DecCoins) AmountOf

func (coins DecCoins) AmountOf(denom string) Dec

returns the amount of a denom from deccoins

func (DecCoins) Empty

func (coins DecCoins) Empty() bool

Empty returns true if there are no coins and false otherwise.

func (DecCoins) Intersect

func (coins DecCoins) Intersect(coinsB DecCoins) DecCoins

Intersect will return a new set of coins which contains the minimum DecCoin for common denoms found in both `coins` and `coinsB`. For denoms not common to both `coins` and `coinsB` the minimum is considered to be 0, thus they are not added to the final set.In other words, trim any denom amount from coin which exceeds that of coinB, such that (coin.Intersect(coinB)).IsLTE(coinB).

func (DecCoins) IsAllPositive

func (coins DecCoins) IsAllPositive() bool

IsAllPositive returns true if there is at least one coin and all currencies have a positive value.

TODO: Remove once unsigned integers are used.

func (DecCoins) IsAnyNegative

func (coins DecCoins) IsAnyNegative() bool

IsAnyNegative returns true if there is at least one coin whose amount is negative; returns false otherwise. It returns false if the DecCoins set is empty too.

TODO: Remove once unsigned integers are used.

func (DecCoins) IsEqual

func (coins DecCoins) IsEqual(coinsB DecCoins) bool

IsEqual returns true if the two sets of DecCoins have the same value.

func (DecCoins) IsValid

func (coins DecCoins) IsValid() bool

IsValid asserts the DecCoins are sorted, have positive amount, and Denom does not contain upper case characters.

func (DecCoins) IsZero

func (coins DecCoins) IsZero() bool

return whether all coins are zero

func (DecCoins) Len

func (coins DecCoins) Len() int

nolint

func (DecCoins) Less

func (coins DecCoins) Less(i, j int) bool

func (DecCoins) MulDec

func (coins DecCoins) MulDec(d Dec) DecCoins

MulDec multiplies all the coins by a decimal.

CONTRACT: No zero coins will be returned.

func (DecCoins) MulDecTruncate

func (coins DecCoins) MulDecTruncate(d Dec) DecCoins

MulDecTruncate multiplies all the decimal coins by a decimal, truncating. It panics if d is zero.

CONTRACT: No zero coins will be returned.

func (DecCoins) QuoDec

func (coins DecCoins) QuoDec(d Dec) DecCoins

QuoDec divides all the decimal coins by a decimal. It panics if d is zero.

CONTRACT: No zero coins will be returned.

func (DecCoins) QuoDecTruncate

func (coins DecCoins) QuoDecTruncate(d Dec) DecCoins

QuoDecTruncate divides all the decimal coins by a decimal, truncating. It panics if d is zero.

CONTRACT: No zero coins will be returned.

func (DecCoins) SafeSub

func (coins DecCoins) SafeSub(coinsB DecCoins) (DecCoins, bool)

SafeSub performs the same arithmetic as Sub but returns a boolean if any negative coin amount was returned.

func (DecCoins) Sort

func (coins DecCoins) Sort() DecCoins

Sort is a helper function to sort the set of decimal coins in-place.

func (DecCoins) String

func (coins DecCoins) String() string

String implements the Stringer interface for DecCoins. It returns a human-readable representation of decimal coins.

func (DecCoins) Sub

func (coins DecCoins) Sub(coinsB DecCoins) DecCoins

Sub subtracts a set of DecCoins from another (adds the inverse).

func (DecCoins) Swap

func (coins DecCoins) Swap(i, j int)

func (DecCoins) TruncateDecimal

func (coins DecCoins) TruncateDecimal() (truncatedCoins Coins, changeCoins DecCoins)

TruncateDecimal returns the coins with truncated decimals and returns the change. Note, it will not return any zero-amount coins in either the truncated or change coins.

type Delegation

type Delegation interface {
	GetDelegatorAddr() AccAddress // delegator AccAddress for the bond
	GetValidatorAddr() ValAddress // validator operator address
	GetShares() Dec               // amount of validator's shares held in this delegation
}

delegation bond for a delegated proof of stake system

type DelegationSet

type DelegationSet interface {
	GetValidatorSet() ValidatorSet // validator set for which delegation set is based upon

	// iterate through all delegations from one delegator by validator-AccAddress,
	//   execute func for each validator
	IterateDelegations(ctx Context, delegator AccAddress,
		fn func(index int64, delegation Delegation) (stop bool))
}

properties for the set of all delegations for a particular

type EndBlocker

type EndBlocker func(ctx Context, req abci.RequestEndBlock) abci.ResponseEndBlock

run code after the transactions in a block and return updates to the validator set

type Error

type Error interface {

	// convenience
	TraceSDK(format string, args ...interface{}) Error

	// set codespace
	WithDefaultCodespace(CodespaceType) Error

	Code() CodeType
	Codespace() CodespaceType
	ABCILog() string
	Result() Result
	QueryResult() abci.ResponseQuery
	// contains filtered or unexported methods
}

sdk Error type

func ErrGasOverflow

func ErrGasOverflow(msg string) Error

func ErrInsufficientCoins

func ErrInsufficientCoins(msg string) Error

func ErrInsufficientFee

func ErrInsufficientFee(msg string) Error

func ErrInsufficientFunds

func ErrInsufficientFunds(msg string) Error

func ErrInternal

func ErrInternal(msg string) Error

nolint

func ErrInvalidAddress

func ErrInvalidAddress(msg string) Error

func ErrInvalidCoins

func ErrInvalidCoins(msg string) Error

func ErrInvalidPubKey

func ErrInvalidPubKey(msg string) Error

func ErrInvalidSequence

func ErrInvalidSequence(msg string) Error

func ErrMemoTooLarge

func ErrMemoTooLarge(msg string) Error

func ErrNoSignatures

func ErrNoSignatures(msg string) Error

func ErrOutOfGas

func ErrOutOfGas(msg string) Error

func ErrTooManySignatures

func ErrTooManySignatures(msg string) Error

func ErrTxDecode

func ErrTxDecode(msg string) Error

func ErrUnauthorized

func ErrUnauthorized(msg string) Error

func ErrUnknownAddress

func ErrUnknownAddress(msg string) Error

func ErrUnknownRequest

func ErrUnknownRequest(msg string) Error

func NewError

func NewError(codespace CodespaceType, code CodeType, format string, args ...interface{}) Error

NewError - create an error.

type ErrorGasOverflow

type ErrorGasOverflow = types.ErrorGasOverflow

nolint - reexport

type ErrorOutOfGas

type ErrorOutOfGas = types.ErrorOutOfGas

nolint - reexport

type Gas

type Gas = types.Gas

nolint - reexport

type GasConfig

type GasConfig = types.GasConfig

nolint - reexport

type GasMeter

type GasMeter = types.GasMeter

nolint - reexport

func NewGasMeter

func NewGasMeter(limit Gas) GasMeter

nolint - reexport

func NewInfiniteGasMeter

func NewInfiniteGasMeter() GasMeter

nolint - reexport

type Handler

type Handler func(ctx Context, msg Msg) Result

Handler defines the core of the state transition function of an application.

type InitChainer

type InitChainer func(ctx Context, req abci.RequestInitChain) abci.ResponseInitChain

initialize application state at genesis

type Int

type Int struct {
	// contains filtered or unexported fields
}

Int wraps integer with 256 bit range bound Checks overflow, underflow and division by zero Exists in range from -(2^maxBitLen-1) to 2^maxBitLen-1

func MaxInt

func MaxInt(i, i2 Int) Int

MaxInt returns the maximum between two integers.

func MinInt

func MinInt(i1, i2 Int) Int

return the minimum of the ints

func NewInt

func NewInt(n int64) Int

NewInt constructs Int from int64

func NewIntFromBigInt

func NewIntFromBigInt(i *big.Int) Int

NewIntFromBigInt constructs Int from big.Int

func NewIntFromString

func NewIntFromString(s string) (res Int, ok bool)

NewIntFromString constructs Int from string

func NewIntWithDecimal

func NewIntWithDecimal(n int64, dec int) Int

NewIntWithDecimal constructs Int with decimal Result value is n*10^dec

func OneInt

func OneInt() Int

OneInt returns Int value with one

func TokensFromTendermintPower

func TokensFromTendermintPower(power int64) Int

TokensFromTendermintPower - convert input power to tokens

func ZeroInt

func ZeroInt() Int

ZeroInt returns Int value with zero

func (Int) Add

func (i Int) Add(i2 Int) (res Int)

Add adds Int from another

func (Int) AddRaw

func (i Int) AddRaw(i2 int64) Int

AddRaw adds int64 to Int

func (Int) BigInt

func (i Int) BigInt() *big.Int

BigInt converts Int to big.Int

func (Int) Equal

func (i Int) Equal(i2 Int) bool

Equal compares two Ints

func (Int) GT

func (i Int) GT(i2 Int) bool

GT returns true if first Int is greater than second

func (Int) GTE

func (i Int) GTE(i2 Int) bool

GTE returns true if receiver Int is greater than or equal to the parameter Int.

func (Int) Int64

func (i Int) Int64() int64

Int64 converts Int to int64 Panics if the value is out of range

func (Int) IsInt64

func (i Int) IsInt64() bool

IsInt64 returns true if Int64() not panics

func (Int) IsNegative

func (i Int) IsNegative() bool

IsNegative returns true if Int is negative

func (Int) IsPositive

func (i Int) IsPositive() bool

IsPositive returns true if Int is positive

func (Int) IsZero

func (i Int) IsZero() bool

IsZero returns true if Int is zero

func (Int) LT

func (i Int) LT(i2 Int) bool

LT returns true if first Int is lesser than second

func (Int) LTE

func (i Int) LTE(i2 Int) bool

LTE returns true if first Int is less than or equal to second

func (Int) MarshalAmino

func (i Int) MarshalAmino() (string, error)

MarshalAmino defines custom encoding scheme

func (Int) MarshalJSON

func (i Int) MarshalJSON() ([]byte, error)

MarshalJSON defines custom encoding scheme

func (Int) Mod

func (i Int) Mod(i2 Int) Int

Mod returns remainder after dividing with Int

func (Int) ModRaw

func (i Int) ModRaw(i2 int64) Int

ModRaw returns remainder after dividing with int64

func (Int) Mul

func (i Int) Mul(i2 Int) (res Int)

Mul multiples two Ints

func (Int) MulRaw

func (i Int) MulRaw(i2 int64) Int

MulRaw multipies Int and int64

func (Int) Neg

func (i Int) Neg() (res Int)

Neg negates Int

func (Int) Quo

func (i Int) Quo(i2 Int) (res Int)

Quo divides Int with Int

func (Int) QuoRaw

func (i Int) QuoRaw(i2 int64) Int

QuoRaw divides Int with int64

func (Int) Sign

func (i Int) Sign() int

Sign returns sign of Int

func (Int) String

func (i Int) String() string

Human readable string

func (Int) Sub

func (i Int) Sub(i2 Int) (res Int)

Sub subtracts Int from another

func (Int) SubRaw

func (i Int) SubRaw(i2 int64) Int

SubRaw subtracts int64 from Int

func (Int) ToDec

func (i Int) ToDec() Dec

ToDec converts Int to Dec

func (*Int) UnmarshalAmino

func (i *Int) UnmarshalAmino(text string) error

UnmarshalAmino defines custom decoding scheme

func (*Int) UnmarshalJSON

func (i *Int) UnmarshalJSON(bz []byte) error

UnmarshalJSON defines custom decoding scheme

type Invariant

type Invariant func(ctx Context) error

An Invariant is a function which tests a particular invariant. If the invariant has been broken, it should return an error containing a descriptive message about what happened. The simulator will then halt and print the logs.

type Invariants

type Invariants []Invariant

group of Invarient

type Iterator

type Iterator = types.Iterator

nolint - reexport

func KVStorePrefixIterator

func KVStorePrefixIterator(kvs KVStore, prefix []byte) Iterator

Iterator over all the keys with a certain prefix in ascending order

func KVStoreReversePrefixIterator

func KVStoreReversePrefixIterator(kvs KVStore, prefix []byte) Iterator

Iterator over all the keys with a certain prefix in descending order.

type KVPair

type KVPair = types.KVPair

key-value result for iterator queries

type KVStore

type KVStore = types.KVStore

nolint - reexport

type KVStoreKey

type KVStoreKey = types.KVStoreKey

nolint - reexport

func NewKVStoreKey

func NewKVStoreKey(name string) *KVStoreKey

NewKVStoreKey returns a new pointer to a KVStoreKey. Use a pointer so keys don't collide.

type ModuleClients

type ModuleClients interface {
	GetQueryCmd() *cobra.Command
	GetTxCmd() *cobra.Command
}

ModuleClients helps modules provide a standard interface for exporting client functionality

type Msg

type Msg interface {

	// Return the message type.
	// Must be alphanumeric or empty.
	Route() string

	// Returns a human-readable string for the message, intended for utilization
	// within tags
	Type() string

	// ValidateBasic does a simple validation check that
	// doesn't require access to any other information.
	ValidateBasic() Error

	// Get the canonical byte representation of the Msg.
	GetSignBytes() []byte

	// Signers returns the addrs of signers that must sign.
	// CONTRACT: All signatures must be present to be valid.
	// CONTRACT: Returns addrs in some deterministic order.
	GetSigners() []AccAddress
}

Transactions messages must fulfill the Msg

type MultiStore

type MultiStore = types.MultiStore

nolint - reexport

type Op

type Op struct {
	// contains filtered or unexported fields
}

XXX add description

type PeerFilter

type PeerFilter func(info string) abci.ResponseQuery

respond to p2p filtering queries from Tendermint

type PruningOptions

type PruningOptions = types.PruningOptions

nolint - reexport

type Querier

type Querier = func(ctx Context, path []string, req abci.RequestQuery) (res []byte, err Error)

Type for querier functions on keepers to implement to handle custom queries

type Queryable

type Queryable = types.Queryable

nolint - reexport

type Result

type Result struct {
	// Code is the response code, is stored back on the chain.
	Code CodeType

	// Codespace is the string referring to the domain of an error
	Codespace CodespaceType

	// Data is any data returned from the app.
	// Data has to be length prefixed in order to separate
	// results from multiple msgs executions
	Data []byte

	// Log contains the txs log information. NOTE: nondeterministic.
	Log string

	// GasWanted is the maximum units of work we allow this tx to perform.
	GasWanted uint64

	// GasUsed is the amount of gas actually consumed. NOTE: unimplemented
	GasUsed uint64

	// Tags are used for transaction indexing and pubsub.
	Tags Tags
}

Result is the union of ResponseFormat and ResponseCheckTx.

func (Result) IsOK

func (res Result) IsOK() bool

TODO: In the future, more codes may be OK.

type StakingHooks

type StakingHooks interface {
	AfterValidatorCreated(ctx Context, valAddr ValAddress)                       // Must be called when a validator is created
	BeforeValidatorModified(ctx Context, valAddr ValAddress)                     // Must be called when a validator's state changes
	AfterValidatorRemoved(ctx Context, consAddr ConsAddress, valAddr ValAddress) // Must be called when a validator is deleted

	AfterValidatorBonded(ctx Context, consAddr ConsAddress, valAddr ValAddress)         // Must be called when a validator is bonded
	AfterValidatorBeginUnbonding(ctx Context, consAddr ConsAddress, valAddr ValAddress) // Must be called when a validator begins unbonding

	BeforeDelegationCreated(ctx Context, delAddr AccAddress, valAddr ValAddress)        // Must be called when a delegation is created
	BeforeDelegationSharesModified(ctx Context, delAddr AccAddress, valAddr ValAddress) // Must be called when a delegation's shares are modified
	BeforeDelegationRemoved(ctx Context, delAddr AccAddress, valAddr ValAddress)        // Must be called when a delegation is removed
	AfterDelegationModified(ctx Context, delAddr AccAddress, valAddr ValAddress)
	BeforeValidatorSlashed(ctx Context, valAddr ValAddress, fraction Dec)
}

event hooks for staking validator object

type Store

type Store = types.Store

nolint - reexport

type StoreKey

type StoreKey = types.StoreKey

nolint - reexport

type StoreType

type StoreType = types.StoreType

nolint - reexport

type StringTag

type StringTag struct {
	Key   string `json:"key"`
	Value string `json:"value,omitempty"`
}

A KVPair where the Key and Value are both strings, rather than []byte

func TagToStringTag

func TagToStringTag(tag Tag) StringTag

Conversion function from a []byte tag to a string tag

func (StringTag) String

func (st StringTag) String() string

type StringTags

type StringTags []StringTag

A slice of StringTag

func TagsToStringTags

func TagsToStringTags(tags Tags) StringTags

Conversion function from Tags to a StringTags

func (StringTags) String

func (st StringTags) String() string

type Tag

type Tag = cmn.KVPair

Type synonym for convenience

func MakeTag

func MakeTag(k string, v string) Tag

Make a tag from a key and a value

type Tags

type Tags cmn.KVPairs

Type synonym for convenience

func EmptyTags

func EmptyTags() Tags

New empty tags

func NewTags

func NewTags(tags ...interface{}) Tags

New variadic tags, must be k string, v []byte repeating

func (Tags) AppendTag

func (t Tags) AppendTag(k string, v string) Tags

Append a single tag

func (Tags) AppendTags

func (t Tags) AppendTags(tags Tags) Tags

Append two lists of tags

func (Tags) ToKVPairs

func (t Tags) ToKVPairs() []cmn.KVPair

Turn tags into KVPair list

type TestMsg

type TestMsg struct {
	// contains filtered or unexported fields
}

msg type for testing

func NewTestMsg

func NewTestMsg(addrs ...AccAddress) *TestMsg

func (*TestMsg) GetSignBytes

func (msg *TestMsg) GetSignBytes() []byte

func (*TestMsg) GetSigners

func (msg *TestMsg) GetSigners() []AccAddress

func (*TestMsg) Route

func (msg *TestMsg) Route() string

nolint

func (*TestMsg) Type

func (msg *TestMsg) Type() string

func (*TestMsg) ValidateBasic

func (msg *TestMsg) ValidateBasic() Error

type TraceContext

type TraceContext = types.TraceContext

TraceContext contains TraceKVStore context data. It will be written with every trace operation.

type TransientStoreKey

type TransientStoreKey = types.TransientStoreKey

nolint - reexport

func NewTransientStoreKey

func NewTransientStoreKey(name string) *TransientStoreKey

Constructs new TransientStoreKey Must return a pointer according to the ocap principle

type Tx

type Tx interface {
	// Gets the all the transaction's messages.
	GetMsgs() []Msg

	// ValidateBasic does a simple and lightweight validation check that doesn't
	// require access to any other information.
	ValidateBasic() Error
}

Transactions objects must fulfill the Tx

type TxDecoder

type TxDecoder func(txBytes []byte) (Tx, Error)

TxDecoder unmarshals transaction bytes

type TxEncoder

type TxEncoder func(tx Tx) ([]byte, error)

TxEncoder marshals transaction to bytes

type TxResponse

type TxResponse struct {
	Height    int64           `json:"height"`
	TxHash    string          `json:"txhash"`
	Code      uint32          `json:"code,omitempty"`
	Data      string          `json:"data,omitempty"`
	RawLog    string          `json:"raw_log,omitempty"`
	Logs      ABCIMessageLogs `json:"logs,omitempty"`
	Info      string          `json:"info,omitempty"`
	GasWanted int64           `json:"gas_wanted,omitempty"`
	GasUsed   int64           `json:"gas_used,omitempty"`
	Tags      StringTags      `json:"tags,omitempty"`
	Codespace string          `json:"codespace,omitempty"`
	Tx        Tx              `json:"tx,omitempty"`
	Timestamp string          `json:"timestamp,omitempty"`
}

TxResponse defines a structure containing relevant tx data and metadata. The tags are stringified and the log is JSON decoded.

func NewResponseFormatBroadcastTx

func NewResponseFormatBroadcastTx(res *ctypes.ResultBroadcastTx) TxResponse

NewResponseFormatBroadcastTx returns a TxResponse given a ResultBroadcastTx from tendermint

func NewResponseFormatBroadcastTxCommit

func NewResponseFormatBroadcastTxCommit(res *ctypes.ResultBroadcastTxCommit) TxResponse

NewResponseFormatBroadcastTxCommit returns a TxResponse given a ResultBroadcastTxCommit from tendermint.

func NewResponseResultTx

func NewResponseResultTx(res *ctypes.ResultTx, tx Tx, timestamp string) TxResponse

NewResponseResultTx returns a TxResponse given a ResultTx from tendermint

func (TxResponse) Empty

func (r TxResponse) Empty() bool

Empty returns true if the response is empty

func (TxResponse) String

func (r TxResponse) String() string

type Uint

type Uint struct {
	// contains filtered or unexported fields
}

Uint wraps integer with 256 bit range bound Checks overflow, underflow and division by zero Exists in range from 0 to 2^256-1

func MaxUint

func MaxUint(u1, u2 Uint) Uint

Return the maximum of the Uints

func MinUint

func MinUint(u1, u2 Uint) Uint

Return the minimum of the Uints

func NewUint

func NewUint(n uint64) Uint

NewUint constructs Uint from int64

func NewUintFromBigInt

func NewUintFromBigInt(i *big.Int) Uint

NewUintFromBigUint constructs Uint from big.Uint

func NewUintFromString

func NewUintFromString(s string) Uint

NewUintFromString constructs Uint from string

func OneUint

func OneUint() Uint

OneUint returns Uint value with one.

func ParseUint

func ParseUint(s string) (Uint, error)

ParseUint reads a string-encoded Uint value and return a Uint.

func ZeroUint

func ZeroUint() Uint

ZeroUint returns unsigned zero.

func (Uint) Add

func (u Uint) Add(u2 Uint) Uint

Add adds Uint from another

func (Uint) AddUint64

func (u Uint) AddUint64(u2 uint64) Uint

Add convert uint64 and add it to Uint

func (Uint) Equal

func (u Uint) Equal(u2 Uint) bool

Equal compares two Uints

func (Uint) GT

func (u Uint) GT(u2 Uint) bool

GT returns true if first Uint is greater than second

func (Uint) GTE

func (u Uint) GTE(u2 Uint) bool

GTE returns true if first Uint is greater than second

func (Uint) IsZero

func (u Uint) IsZero() bool

IsZero returns 1 if the uint equals to 0.

func (Uint) LT

func (u Uint) LT(u2 Uint) bool

LT returns true if first Uint is lesser than second

func (Uint) LTE

func (u Uint) LTE(u2 Uint) bool

LTE returns true if first Uint is lesser than or equal to the second

func (Uint) MarshalAmino

func (u Uint) MarshalAmino() (string, error)

MarshalAmino defines custom encoding scheme

func (Uint) MarshalJSON

func (u Uint) MarshalJSON() ([]byte, error)

MarshalJSON defines custom encoding scheme

func (Uint) Mul

func (u Uint) Mul(u2 Uint) (res Uint)

Mul multiplies two Uints

func (Uint) MulUint64

func (u Uint) MulUint64(u2 uint64) (res Uint)

Mul multiplies two Uints

func (Uint) Quo

func (u Uint) Quo(u2 Uint) (res Uint)

Quo divides Uint with Uint

func (Uint) QuoUint64

func (u Uint) QuoUint64(u2 uint64) Uint

Quo divides Uint with uint64

func (Uint) String

func (u Uint) String() string

Human readable string

func (Uint) Sub

func (u Uint) Sub(u2 Uint) Uint

Sub adds Uint from another

func (Uint) SubUint64

func (u Uint) SubUint64(u2 uint64) Uint

SubUint64 adds Uint from another

func (Uint) Uint64

func (u Uint) Uint64() uint64

Uint64 converts Uint to uint64 Panics if the value is out of range

func (*Uint) UnmarshalAmino

func (u *Uint) UnmarshalAmino(text string) error

UnmarshalAmino defines custom decoding scheme

func (*Uint) UnmarshalJSON

func (u *Uint) UnmarshalJSON(bz []byte) error

UnmarshalJSON defines custom decoding scheme

type ValAddress

type ValAddress []byte

ValAddress defines a wrapper around bytes meant to present a validator's operator. When marshaled to a string or JSON, it uses Bech32.

func ValAddressFromBech32

func ValAddressFromBech32(address string) (addr ValAddress, err error)

ValAddressFromBech32 creates a ValAddress from a Bech32 string.

func ValAddressFromHex

func ValAddressFromHex(address string) (addr ValAddress, err error)

ValAddressFromHex creates a ValAddress from a hex string.

func (ValAddress) Bytes

func (va ValAddress) Bytes() []byte

Bytes returns the raw address bytes.

func (ValAddress) Empty

func (va ValAddress) Empty() bool

Returns boolean for whether an AccAddress is empty

func (ValAddress) Equals

func (va ValAddress) Equals(va2 Address) bool

Returns boolean for whether two ValAddresses are Equal

func (ValAddress) Format

func (va ValAddress) Format(s fmt.State, verb rune)

Format implements the fmt.Formatter interface. nolint: errcheck

func (ValAddress) Marshal

func (va ValAddress) Marshal() ([]byte, error)

Marshal returns the raw address bytes. It is needed for protobuf compatibility.

func (ValAddress) MarshalJSON

func (va ValAddress) MarshalJSON() ([]byte, error)

MarshalJSON marshals to JSON using Bech32.

func (ValAddress) String

func (va ValAddress) String() string

String implements the Stringer interface.

func (*ValAddress) Unmarshal

func (va *ValAddress) Unmarshal(data []byte) error

Unmarshal sets the address to the given data. It is needed for protobuf compatibility.

func (*ValAddress) UnmarshalJSON

func (va *ValAddress) UnmarshalJSON(data []byte) error

UnmarshalJSON unmarshals from JSON assuming Bech32 encoding.

type Validator

type Validator interface {
	IsJailed() bool                                 // whether the validator is jailed
	GetMoniker() string                             // moniker of the validator
	GetStatus() BondStatus                          // status of the validator
	GetOperator() ValAddress                        // operator address to receive/return validators coins
	GetConsPubKey() crypto.PubKey                   // validation consensus pubkey
	GetConsAddr() ConsAddress                       // validation consensus address
	GetTokens() Int                                 // validation tokens
	GetBondedTokens() Int                           // validator bonded tokens
	GetTendermintPower() int64                      // validation power in tendermint
	GetCommission() Dec                             // validator commission rate
	GetMinSelfDelegation() Int                      // validator minimum self delegation
	GetDelegatorShares() Dec                        // total outstanding delegator shares
	TokensFromShares(Dec) Dec                       // token worth of provided delegator shares
	TokensFromSharesTruncated(Dec) Dec              // token worth of provided delegator shares, truncated
	TokensFromSharesRoundUp(Dec) Dec                // token worth of provided delegator shares, rounded up
	SharesFromTokens(amt Int) (Dec, Error)          // shares worth of delegator's bond
	SharesFromTokensTruncated(amt Int) (Dec, Error) // truncated shares worth of delegator's bond
}

validator for a delegated proof of stake system

type ValidatorSet

type ValidatorSet interface {
	// iterate through validators by operator address, execute func for each validator
	IterateValidators(Context,
		func(index int64, validator Validator) (stop bool))

	// iterate through bonded validators by operator address, execute func for each validator
	IterateBondedValidatorsByPower(Context,
		func(index int64, validator Validator) (stop bool))

	// iterate through the consensus validator set of the last block by operator address, execute func for each validator
	IterateLastValidators(Context,
		func(index int64, validator Validator) (stop bool))

	Validator(Context, ValAddress) Validator            // get a particular validator by operator address
	ValidatorByConsAddr(Context, ConsAddress) Validator // get a particular validator by consensus address
	TotalBondedTokens(Context) Int                      // total bonded tokens within the validator set
	TotalTokens(Context) Int                            // total token supply

	// slash the validator and delegators of the validator, specifying offence height, offence power, and slash fraction
	Slash(Context, ConsAddress, int64, int64, Dec)
	Jail(Context, ConsAddress)   // jail a validator
	Unjail(Context, ConsAddress) // unjail a validator

	// Delegation allows for getting a particular delegation for a given validator
	// and delegator outside the scope of the staking module.
	Delegation(Context, AccAddress, ValAddress) Delegation
}

properties for the set of all validators

Package Files

Documentation was rendered with GOOS=linux and GOARCH=amd64.

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