types

package
v0.30.0 Latest Latest
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 Go to latest Published: Jan 24, 2019 License: Apache-2.0 Imports: 29 Imported by: 0

Documentation

Overview

nolint

Index

Constants

View Source 
const (
	// AddrLen defines a valid address length
	AddrLen = 20

	// Bech32PrefixAccAddr defines the Bech32 prefix of an account's address
	Bech32PrefixAccAddr = "cosmos"
	// Bech32PrefixAccPub defines the Bech32 prefix of an account's public key
	Bech32PrefixAccPub = "cosmospub"
	// Bech32PrefixValAddr defines the Bech32 prefix of a validator's operator address
	Bech32PrefixValAddr = "cosmosvaloper"
	// Bech32PrefixValPub defines the Bech32 prefix of a validator's operator public key
	Bech32PrefixValPub = "cosmosvaloperpub"
	// Bech32PrefixConsAddr defines the Bech32 prefix of a consensus node address
	Bech32PrefixConsAddr = "cosmosvalcons"
	// Bech32PrefixConsPub defines the Bech32 prefix of a consensus node public key
	Bech32PrefixConsPub = "cosmosvalconspub"
)
View Source 
const (
	Precision = 18

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

number of decimal places

View Source 
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

View Source 
const (
	GasIterNextCostFlatDesc = "IterNextFlat"
	GasValuePerByteDesc     = "ValuePerByte"
	GasWritePerByteDesc     = "WritePerByte"
	GasReadPerByteDesc      = "ReadPerByte"
	GasWriteCostFlatDesc    = "WriteFlat"
	GasReadCostFlatDesc     = "ReadFlat"
	GasHasDesc              = "Has"
	GasDeleteDesc           = "Delete"
)

Gas consumption descriptors.

View Source 
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

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

common tags

Functions

func ABCIValidator added in v0.18.0 

func ABCIValidator(v Validator) abci.Validator

validator which fulfills abci validator interface for use in Tendermint

func AddUint64Overflow added in v0.27.0 

func AddUint64Overflow(a, b uint64) (uint64, bool)

AddUint64Overflow performs the addition operation on two uint64 integers and returns a boolean on whether or not the result overflows.

func AppendMsgToErr added in v0.25.0 

func AppendMsgToErr(msg string, err string) string

appends a message to the head of the given error

func Bech32ifyAccPub added in v0.18.0 

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

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

func Bech32ifyConsPub added in v0.25.0 

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 added in v0.18.0 

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 BondStatusToString added in v0.18.0 

func BondStatusToString(b BondStatus) string

BondStatusToString for pretty prints of Bond Status

func CodeToDefaultMsg 

func CodeToDefaultMsg(code CodeType) string

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

func DecEq added in v0.25.0 

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 added in v0.25.0 

func DecsEqual(d1s, d2s []Dec) bool

test if two decimal arrays are equal

func DiffKVStores added in v0.26.0 

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 added in v0.25.0 

func FormatTimeBytes(t time.Time) []byte

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

func GetAccPubKeyBech32 added in v0.19.0 

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 added in v0.25.0 

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 added in v0.19.0 

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

GetFromBech32 decodes a bytestring from a Bech32 encoded string.

func GetValPubKeyBech32 added in v0.18.0 

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 added in v0.25.0 

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 added in v0.25.0 

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 added in v0.19.0 

func MustBech32ifyAccPub(pub crypto.PubKey) string

MustBech32ifyAccPub returns the result of Bech32ifyAccPub panicing on failure.

func MustBech32ifyConsPub added in v0.25.0 

func MustBech32ifyConsPub(pub crypto.PubKey) string

MustBech32ifyConsPub returns the result of Bech32ifyConsPub panicing on failure.

func MustBech32ifyValPub added in v0.19.0 

func MustBech32ifyValPub(pub crypto.PubKey) string

MustBech32ifyValPub returns the result of Bech32ifyValPub panicing on failure.

func MustGetAccPubKeyBech32 added in v0.20.0 

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

MustGetAccPubKeyBech32 returns the result of GetAccPubKeyBech32 panicing on failure.

func MustGetConsPubKeyBech32 added in v0.25.0 

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

MustGetConsPubKeyBech32 returns the result of GetConsPubKeyBech32 panicing on failure.

func MustGetValPubKeyBech32 added in v0.20.0 

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

MustGetValPubKeyBech32 returns the result of GetValPubKeyBech32 panicing on failure.

func MustSortJSON added in v0.20.0 

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 added in v0.25.0 

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 ParseTimeBytes added in v0.25.0 

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

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

func PrefixEndBytes added in v0.15.0 

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 added in v0.25.0 

func RegisterCodec(cdc *codec.Codec)

Register the sdk message type

func SortJSON added in v0.20.0 

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 Uint64ToBigEndian added in v0.26.0 

func Uint64ToBigEndian(i uint64) []byte

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

func UintOverflow added in v0.27.0 

func UintOverflow(x Uint) bool

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

Types

type AccAddress added in v0.20.0 

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 added in v0.20.0 

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

AccAddressFromBech32 creates an AccAddress from a Bech32 string.

func AccAddressFromHex added in v0.20.0 

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

AccAddressFromHex creates an AccAddress from a hex string.

func (AccAddress) Bytes added in v0.20.0 

func (aa AccAddress) Bytes() []byte

Bytes returns the raw address bytes.

func (AccAddress) Empty added in v0.25.0 

func (aa AccAddress) Empty() bool

Returns boolean for whether an AccAddress is empty

func (AccAddress) Equals added in v0.25.0 

func (aa AccAddress) Equals(aa2 Address) bool

Returns boolean for whether two AccAddresses are Equal

func (AccAddress) Format added in v0.20.0 

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

Format implements the fmt.Formatter interface. nolint: errcheck

func (AccAddress) Marshal added in v0.20.0 

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

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

func (AccAddress) MarshalJSON added in v0.20.0 

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

MarshalJSON marshals to JSON using Bech32.

func (AccAddress) String added in v0.20.0 

func (aa AccAddress) String() string

String implements the Stringer interface.

func (*AccAddress) Unmarshal added in v0.20.0 

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

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

func (*AccAddress) UnmarshalJSON added in v0.20.0 

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 added in v0.18.0 

type BondStatus byte

status of a validator 

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

nolint

func (BondStatus) Equal added in v0.21.0 

func (b BondStatus) Equal(b2 BondStatus) bool

nolint

type CacheKVStore 

type CacheKVStore interface {
	KVStore

	// Writes operations to underlying KVStore
	Write()
}

CacheKVStore cache-wraps a KVStore. After calling .Write() on the CacheKVStore, all previously created CacheKVStores on the object expire.

type CacheMultiStore 

type CacheMultiStore interface {
	MultiStore
	Write() // Writes operations to underlying KVStore
}

From MultiStore.CacheMultiStore()....

type CacheWrap 

type CacheWrap interface {
	// Write syncs with the underlying store.
	Write()

	// CacheWrap recursively wraps again.
	CacheWrap() CacheWrap

	// CacheWrapWithTrace recursively wraps again with tracing enabled.
	CacheWrapWithTrace(w io.Writer, tc TraceContext) CacheWrap
}

CacheWrap makes the most appropriate cache-wrap. For example, IAVLStore.CacheWrap() returns a CacheKVStore. CacheWrap should not return a Committer, since Commit cache-wraps make no sense. It can return KVStore, HeapStore, SpaceStore, etc.

type CacheWrapper 

type CacheWrapper interface {
	// CacheWrap cache wraps.
	CacheWrap() CacheWrap

	// CacheWrapWithTrace cache wraps with tracing enabled.
	CacheWrapWithTrace(w io.Writer, tc TraceContext) CacheWrap
}

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 added in v0.16.0 

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 NewCoin added in v0.20.0 

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 added in v0.24.0 

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) 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 added in v0.25.0 

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 added in v0.30.0 

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) Minus 

func (coin Coin) Minus(coinB Coin) Coin

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

func (Coin) Plus 

func (coin Coin) Plus(coinB Coin) Coin

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

func (Coin) SameDenomAs 

func (coin Coin) SameDenomAs(other Coin) bool

SameDenomAs returns true if the two coins are the same denom

func (Coin) String 

func (coin Coin) String() string

String provides a human-readable representation of a coin

type Coins 

type Coins []Coin

Coins is a set of Coin, one per currency

func ParseCoins 

func ParseCoins(coinsStr string) (coins Coins, err 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) AmountOf 

func (coins Coins) AmountOf(denom string) Int

Returns the amount of a denom from coins

func (Coins) Empty added in v0.27.0 

func (coins Coins) Empty() bool

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

func (Coins) IsAllGT added in v0.26.0 

func (coins Coins) IsAllGT(coinsB Coins) bool

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

func (Coins) IsAllGTE added in v0.26.0 

func (coins Coins) IsAllGTE(coinsB Coins) bool

IsAllGTE returns true iff for every denom in coins, the denom is present at an equal or greater amount in coinsB.

func (Coins) IsAllLT added in v0.26.0 

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 added in v0.26.0 

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) IsEqual 

func (coins Coins) IsEqual(coinsB Coins) bool

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

func (Coins) IsNotNegative 

func (coins Coins) IsNotNegative() bool

IsNotNegative returns true if there is no coin amount with a negative value (even no coins is true here).

TODO: Remove once unsigned integers are used.

func (Coins) IsPositive 

func (coins Coins) IsPositive() bool

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

TODO: Remove once unsigned integers are used.

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) Minus 

func (coins Coins) Minus(coinsB Coins) Coins

Minus subtracts a set of coins from another.

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

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

func (Coins) Plus 

func (coins Coins) Plus(coinsB Coins) Coins

Plus adds two sets of coins.

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

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

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

func (Coins) SafeMinus added in v0.27.0 

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

SafeMinus performs the same arithmetic as Minus 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) Swap 

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

type CommitID 

type CommitID struct {
	Version int64
	Hash    []byte
}

CommitID contains the tree version number and its merkle root.

func (CommitID) IsZero 

func (cid CommitID) IsZero() bool

func (CommitID) String 

func (cid CommitID) String() string

type CommitKVStore 

type CommitKVStore interface {
	Committer
	KVStore
}

Stores of MultiStore must implement CommitStore.

type CommitMultiStore 

type CommitMultiStore interface {
	Committer
	MultiStore

	// Mount a store of type using the given db.
	// If db == nil, the new store will use the CommitMultiStore db.
	MountStoreWithDB(key StoreKey, typ StoreType, db dbm.DB)

	// Panics on a nil key.
	GetCommitStore(key StoreKey) CommitStore

	// Panics on a nil key.
	GetCommitKVStore(key StoreKey) CommitKVStore

	// Load the latest persisted version.  Called once after all
	// calls to Mount*Store() are complete.
	LoadLatestVersion() error

	// Load a specific persisted version.  When you load an old
	// version, or when the last commit attempt didn't complete,
	// the next commit after loading must be idempotent (return the
	// same commit id).  Otherwise the behavior is undefined.
	LoadVersion(ver int64) error
}

A non-cache MultiStore.

type CommitStore 

type CommitStore interface {
	Committer
	Store
}

Stores of MultiStore must implement CommitStore.

type Committer 

type Committer interface {
	Commit() CommitID
	LastCommitID() CommitID
	SetPruning(PruningOptions)
}

something that can persist to disk

type Config added in v0.26.0 

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 added in v0.26.0 

func GetConfig() *Config

GetConfig returns the config instance for the SDK.

func (*Config) GetBech32AccountAddrPrefix added in v0.26.0 

func (config *Config) GetBech32AccountAddrPrefix() string

GetBech32AccountAddrPrefix returns the Bech32 prefix for account address

func (*Config) GetBech32AccountPubPrefix added in v0.26.0 

func (config *Config) GetBech32AccountPubPrefix() string

GetBech32AccountPubPrefix returns the Bech32 prefix for account public key

func (*Config) GetBech32ConsensusAddrPrefix added in v0.26.0 

func (config *Config) GetBech32ConsensusAddrPrefix() string

GetBech32ConsensusAddrPrefix returns the Bech32 prefix for consensus node address

func (*Config) GetBech32ConsensusPubPrefix added in v0.26.0 

func (config *Config) GetBech32ConsensusPubPrefix() string

GetBech32ConsensusPubPrefix returns the Bech32 prefix for consensus node public key

func (*Config) GetBech32ValidatorAddrPrefix added in v0.26.0 

func (config *Config) GetBech32ValidatorAddrPrefix() string

GetBech32ValidatorAddrPrefix returns the Bech32 prefix for validator address

func (*Config) GetBech32ValidatorPubPrefix added in v0.26.0 

func (config *Config) GetBech32ValidatorPubPrefix() string

GetBech32ValidatorPubPrefix returns the Bech32 prefix for validator public key

func (*Config) GetTxEncoder added in v0.28.1 

func (config *Config) GetTxEncoder() TxEncoder

GetTxEncoder return function to encode transactions

func (*Config) Seal added in v0.26.0 

func (config *Config) Seal() *Config

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

func (*Config) SetBech32PrefixForAccount added in v0.26.0 

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 added in v0.26.0 

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 added in v0.26.0 

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 added in v0.28.1 

func (config *Config) SetTxEncoder(encoder TxEncoder)

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

type ConsAddress added in v0.25.0 

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 added in v0.25.0 

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

ConsAddressFromBech32 creates a ConsAddress from a Bech32 string.

func ConsAddressFromHex added in v0.25.0 

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

ConsAddressFromHex creates a ConsAddress from a hex string.

func GetConsAddress added in v0.25.0 

func GetConsAddress(pubkey crypto.PubKey) ConsAddress

get ConsAddress from pubkey

func (ConsAddress) Bytes added in v0.25.0 

func (ca ConsAddress) Bytes() []byte

Bytes returns the raw address bytes.

func (ConsAddress) Empty added in v0.25.0 

func (ca ConsAddress) Empty() bool

Returns boolean for whether an ConsAddress is empty

func (ConsAddress) Equals added in v0.25.0 

func (ca ConsAddress) Equals(ca2 Address) bool

Returns boolean for whether two ConsAddress are Equal

func (ConsAddress) Format added in v0.25.0 

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

Format implements the fmt.Formatter interface. nolint: errcheck

func (ConsAddress) Marshal added in v0.25.0 

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

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

func (ConsAddress) MarshalJSON added in v0.25.0 

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

MarshalJSON marshals to JSON using Bech32.

func (ConsAddress) String added in v0.25.0 

func (ca ConsAddress) String() string

String implements the Stringer interface.

func (*ConsAddress) Unmarshal added in v0.25.0 

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

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

func (*ConsAddress) UnmarshalJSON added in v0.25.0 

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 added in v0.27.0 

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 added in v0.15.0 

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 added in v0.24.0 

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

func (Context) GasMeter added in v0.18.0 

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 added in v0.16.0 

func (c Context) Logger() log.Logger

func (Context) MinGasPrices added in v0.30.0 

func (c Context) MinGasPrices() DecCoins

func (Context) MultiStore added in v0.27.0 

func (c Context) MultiStore() MultiStore

func (Context) TransientStore added in v0.24.0 

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 added in v0.25.0 

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

func (Context) WithBlockGasMeter added in v0.27.0 

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 added in v0.25.0 

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 added in v0.24.0 

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

func (Context) WithGasMeter added in v0.18.0 

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 added in v0.16.0 

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

func (Context) WithMinGasPrices added in v0.30.0 

func (c Context) WithMinGasPrices(gasPrices DecCoins) Context

func (Context) WithMultiStore 

func (c Context) WithMultiStore(ms MultiStore) Context

func (Context) WithProposer added in v0.25.0 

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 added in v0.25.0 

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

type Dec added in v0.25.0 

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 MaxDec added in v0.25.0 

func MaxDec(d1, d2 Dec) Dec

maximum decimal between two

func MinDec added in v0.25.0 

func MinDec(d1, d2 Dec) Dec

minimum decimal between two

func MustNewDecFromStr added in v0.27.0 

func MustNewDecFromStr(s string) Dec

Decimal from string, panic on error

func NewDec added in v0.25.0 

func NewDec(i int64) Dec

create a new Dec from integer assuming whole number

func NewDecFromBigInt added in v0.25.0 

func NewDecFromBigInt(i *big.Int) Dec

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

func NewDecFromBigIntWithPrec added in v0.25.0 

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

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

func NewDecFromInt added in v0.25.0 

func NewDecFromInt(i Int) Dec

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

func NewDecFromIntWithPrec added in v0.25.0 

func NewDecFromIntWithPrec(i Int, prec int64) Dec

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

func NewDecWithPrec added in v0.25.0 

func NewDecWithPrec(i, prec int64) Dec

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

func OneDec added in v0.25.0 

func OneDec() Dec

func ZeroDec added in v0.25.0 

func ZeroDec() Dec

nolint - common values

func (Dec) Abs added in v0.25.0 

func (d Dec) Abs() Dec

func (Dec) Add added in v0.25.0 

func (d Dec) Add(d2 Dec) Dec

addition

func (Dec) Ceil added in v0.30.0 

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 added in v0.25.0 

func (d Dec) Equal(d2 Dec) bool

func (Dec) Format added in v0.27.0 

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

format decimal state

func (Dec) GT added in v0.25.0 

func (d Dec) GT(d2 Dec) bool

func (Dec) GTE added in v0.25.0 

func (d Dec) GTE(d2 Dec) bool

func (Dec) IsInteger added in v0.25.0 

func (d Dec) IsInteger() bool

is integer, e.g. decimals are zero

func (Dec) IsNegative added in v0.27.0 

func (d Dec) IsNegative() bool

func (Dec) IsNil added in v0.25.0 

func (d Dec) IsNil() bool

______________________________________________________________________________________________ nolint

func (Dec) IsPositive added in v0.27.0 

func (d Dec) IsPositive() bool

func (Dec) IsZero added in v0.25.0 

func (d Dec) IsZero() bool

func (Dec) LT added in v0.25.0 

func (d Dec) LT(d2 Dec) bool

func (Dec) LTE added in v0.25.0 

func (d Dec) LTE(d2 Dec) bool

func (Dec) MarshalAmino added in v0.25.0 

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

wraps d.MarshalText()

func (Dec) MarshalJSON added in v0.25.0 

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

MarshalJSON marshals the decimal

func (Dec) Mul added in v0.25.0 

func (d Dec) Mul(d2 Dec) Dec

multiplication

func (Dec) MulInt added in v0.25.0 

func (d Dec) MulInt(i Int) Dec

multiplication

func (Dec) MulTruncate added in v0.30.0 

func (d Dec) MulTruncate(d2 Dec) Dec

multiplication truncate

func (Dec) Neg added in v0.25.0 

func (d Dec) Neg() Dec

func (Dec) Quo added in v0.25.0 

func (d Dec) Quo(d2 Dec) Dec

quotient

func (Dec) QuoInt added in v0.25.0 

func (d Dec) QuoInt(i Int) Dec

quotient

func (Dec) QuoTruncate added in v0.30.0 

func (d Dec) QuoTruncate(d2 Dec) Dec

quotient truncate

func (Dec) RoundInt added in v0.25.0 

func (d Dec) RoundInt() Int

RoundInt round the decimal using bankers rounding

func (Dec) RoundInt64 added in v0.25.0 

func (d Dec) RoundInt64() int64

RoundInt64 rounds the decimal using bankers rounding

func (Dec) String added in v0.25.0 

func (d Dec) String() string

func (Dec) Sub added in v0.25.0 

func (d Dec) Sub(d2 Dec) Dec

subtraction

func (Dec) TruncateDec added in v0.28.0 

func (d Dec) TruncateDec() Dec

TruncateDec truncates the decimals from the number and returns a Dec

func (Dec) TruncateInt added in v0.25.0 

func (d Dec) TruncateInt() Int

TruncateInt truncates the decimals from the number and returns an Int

func (Dec) TruncateInt64 added in v0.25.0 

func (d Dec) TruncateInt64() int64

TruncateInt64 truncates the decimals from the number and returns an int64

func (*Dec) UnmarshalAmino added in v0.25.0 

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

requires a valid JSON string - strings quotes and calls UnmarshalText

func (*Dec) UnmarshalJSON added in v0.25.0 

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

UnmarshalJSON defines custom decoding scheme

type DecCoin added in v0.30.0 

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

Coins which can have additional decimal points

func NewDecCoin added in v0.30.0 

func NewDecCoin(denom string, amount int64) DecCoin

func NewDecCoinFromCoin added in v0.30.0 

func NewDecCoinFromCoin(coin Coin) DecCoin

func NewDecCoinFromDec added in v0.30.0 

func NewDecCoinFromDec(denom string, amount Dec) DecCoin

func ParseDecCoin added in v0.30.0 

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) IsPositive added in v0.30.0 

func (coin DecCoin) IsPositive() bool

IsPositive returns true if coin amount is positive.

TODO: Remove once unsigned integers are used.

func (DecCoin) Minus added in v0.30.0 

func (coin DecCoin) Minus(coinB DecCoin) DecCoin

Subtracts amounts of two coins with same denom

func (DecCoin) Plus added in v0.30.0 

func (coin DecCoin) Plus(coinB DecCoin) DecCoin

Adds amounts of two coins with same denom

func (DecCoin) String added in v0.30.0 

func (coin DecCoin) String() string

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

func (DecCoin) TruncateDecimal added in v0.30.0 

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

return the decimal coins with trunctated decimals, and return the change

type DecCoins added in v0.30.0 

type DecCoins []DecCoin

coins with decimal

func NewDecCoins added in v0.30.0 

func NewDecCoins(coins Coins) DecCoins

func ParseDecCoins added in v0.30.0 

func ParseDecCoins(coinsStr string) (coins DecCoins, err 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) AmountOf added in v0.30.0 

func (coins DecCoins) AmountOf(denom string) Dec

returns the amount of a denom from deccoins

func (DecCoins) HasNegative added in v0.30.0 

func (coins DecCoins) HasNegative() bool

has a negative DecCoin amount

func (DecCoins) IsValid added in v0.30.0 

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 added in v0.30.0 

func (coins DecCoins) IsZero() bool

return whether all coins are zero

func (DecCoins) Len added in v0.30.0 

func (coins DecCoins) Len() int

nolint

func (DecCoins) Less added in v0.30.0 

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

func (DecCoins) Minus added in v0.30.0 

func (coins DecCoins) Minus(coinsB DecCoins) DecCoins

Minus subtracts a set of coins from another (adds the inverse)

func (DecCoins) MulDec added in v0.30.0 

func (coins DecCoins) MulDec(d Dec) DecCoins

multiply all the coins by a decimal

func (DecCoins) MulDecTruncate added in v0.30.0 

func (coins DecCoins) MulDecTruncate(d Dec) DecCoins

multiply all the coins by a decimal, truncating

func (DecCoins) Negative added in v0.30.0 

func (coins DecCoins) Negative() DecCoins

Negative returns a set of coins with all amount negative

func (DecCoins) Plus added in v0.30.0 

func (coins DecCoins) Plus(coinsB DecCoins) DecCoins

Plus combines two sets of coins CONTRACT: Plus will never return Coins where one Coin has a 0 amount.

func (DecCoins) QuoDec added in v0.30.0 

func (coins DecCoins) QuoDec(d Dec) DecCoins

divide all the coins by a decimal

func (DecCoins) QuoDecTruncate added in v0.30.0 

func (coins DecCoins) QuoDecTruncate(d Dec) DecCoins

divide all the coins by a decimal, truncating

func (DecCoins) Sort added in v0.30.0 

func (coins DecCoins) Sort() DecCoins

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

func (DecCoins) String added in v0.30.0 

func (coins DecCoins) String() string

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

func (DecCoins) Swap added in v0.30.0 

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

func (DecCoins) TruncateDecimal added in v0.30.0 

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

return the coins with trunctated decimals, and return the change

type Delegation added in v0.18.0 

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 added in v0.18.0 

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 added in v0.28.0 

func ErrGasOverflow(msg string) Error

func ErrInsufficientCoins 

func ErrInsufficientCoins(msg string) Error

func ErrInsufficientFee added in v0.25.0 

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 added in v0.20.0 

func ErrMemoTooLarge(msg string) Error

func ErrNoSignatures added in v0.30.0 

func ErrNoSignatures(msg string) Error

func ErrOutOfGas added in v0.18.0 

func ErrOutOfGas(msg string) Error

func ErrTooManySignatures added in v0.27.0 

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 added in v0.27.0 

type ErrorGasOverflow struct {
	Descriptor string
}

ErrorGasOverflow defines an error thrown when an action results gas consumption unsigned integer overflow.

type ErrorOutOfGas added in v0.18.0 

type ErrorOutOfGas struct {
	Descriptor string
}

ErrorOutOfGas defines an error thrown when an action results in out of gas.

type Gas added in v0.18.0 

type Gas = uint64

Gas measured by the SDK

type GasConfig added in v0.24.0 

type GasConfig struct {
	HasCost          Gas
	DeleteCost       Gas
	ReadCostFlat     Gas
	ReadCostPerByte  Gas
	WriteCostFlat    Gas
	WriteCostPerByte Gas
	IterNextCostFlat Gas
}

GasConfig defines gas cost for each operation on KVStores

func KVGasConfig added in v0.25.0 

func KVGasConfig() GasConfig

KVGasConfig returns a default gas config for KVStores.

func TransientGasConfig added in v0.24.0 

func TransientGasConfig() GasConfig

TransientGasConfig returns a default gas config for TransientStores.

type GasMeter added in v0.18.0 

type GasMeter interface {
	GasConsumed() Gas
	GasConsumedToLimit() Gas
	Limit() Gas
	ConsumeGas(amount Gas, descriptor string)
	IsPastLimit() bool
	IsOutOfGas() bool
}

GasMeter interface to track gas consumption

func NewGasMeter added in v0.18.0 

func NewGasMeter(limit Gas) GasMeter

NewGasMeter returns a reference to a new basicGasMeter.

func NewInfiniteGasMeter added in v0.18.0 

func NewInfiniteGasMeter() GasMeter

NewInfiniteGasMeter returns a reference to a new infiniteGasMeter.

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 added in v0.20.0 

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 -(2^255-1) to 2^255-1

func MaxInt added in v0.30.0 

func MaxInt(i, i2 Int) Int

MaxInt returns the maximum between two integers.

func MinInt added in v0.20.0 

func MinInt(i1, i2 Int) Int

return the minimum of the ints

func NewInt added in v0.20.0 

func NewInt(n int64) Int

NewInt constructs Int from int64

func NewIntFromBigInt added in v0.20.0 

func NewIntFromBigInt(i *big.Int) Int

NewIntFromBigInt constructs Int from big.Int

func NewIntFromString added in v0.20.0 

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

NewIntFromString constructs Int from string

func NewIntWithDecimal added in v0.20.0 

func NewIntWithDecimal(n int64, dec int) Int

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

func OneInt added in v0.20.0 

func OneInt() Int

OneInt returns Int value with one

func ZeroInt added in v0.20.0 

func ZeroInt() Int

ZeroInt returns Int value with zero

func (Int) Add added in v0.20.0 

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

Add adds Int from another

func (Int) AddRaw added in v0.20.0 

func (i Int) AddRaw(i2 int64) Int

AddRaw adds int64 to Int

func (Int) BigInt added in v0.20.0 

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

BigInt converts Int to big.Int

func (Int) Div added in v0.20.0 

func (i Int) Div(i2 Int) (res Int)

Div divides Int with Int

func (Int) DivRaw added in v0.20.0 

func (i Int) DivRaw(i2 int64) Int

DivRaw divides Int with int64

func (Int) Equal added in v0.20.0 

func (i Int) Equal(i2 Int) bool

Equal compares two Ints

func (Int) GT added in v0.20.0 

func (i Int) GT(i2 Int) bool

GT returns true if first Int is greater than second

func (Int) Int64 added in v0.20.0 

func (i Int) Int64() int64

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

func (Int) IsInt64 added in v0.24.0 

func (i Int) IsInt64() bool

IsInt64 returns true if Int64() not panics

func (Int) IsNegative added in v0.30.0 

func (i Int) IsNegative() bool

IsNegative returns true if Int is negative

func (Int) IsPositive added in v0.30.0 

func (i Int) IsPositive() bool

IsPositive returns true if Int is positive

func (Int) IsZero added in v0.20.0 

func (i Int) IsZero() bool

IsZero returns true if Int is zero

func (Int) LT added in v0.20.0 

func (i Int) LT(i2 Int) bool

LT returns true if first Int is lesser than second

func (Int) MarshalAmino added in v0.20.0 

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

MarshalAmino defines custom encoding scheme

func (Int) MarshalJSON added in v0.20.0 

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

MarshalJSON defines custom encoding scheme

func (Int) Mod added in v0.24.0 

func (i Int) Mod(i2 Int) Int

Mod returns remainder after dividing with Int

func (Int) ModRaw added in v0.24.0 

func (i Int) ModRaw(i2 int64) Int

ModRaw returns remainder after dividing with int64

func (Int) Mul added in v0.20.0 

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

Mul multiples two Ints

func (Int) MulRaw added in v0.20.0 

func (i Int) MulRaw(i2 int64) Int

MulRaw multipies Int and int64

func (Int) Neg added in v0.20.0 

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

Neg negates Int

func (Int) Sign added in v0.20.0 

func (i Int) Sign() int

Sign returns sign of Int

func (Int) String added in v0.20.0 

func (i Int) String() string

Human readable string

func (Int) Sub added in v0.20.0 

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

Sub subtracts Int from another

func (Int) SubRaw added in v0.20.0 

func (i Int) SubRaw(i2 int64) Int

SubRaw subtracts int64 from Int

func (*Int) UnmarshalAmino added in v0.20.0 

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

UnmarshalAmino defines custom decoding scheme

func (*Int) UnmarshalJSON added in v0.20.0 

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

UnmarshalJSON defines custom decoding scheme

type Iterator 

type Iterator = dbm.Iterator

Alias iterator to db's Iterator for convenience.

func KVStorePrefixIterator added in v0.18.0 

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

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

func KVStoreReversePrefixIterator added in v0.18.0 

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

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

type KVPair added in v0.17.0 

type KVPair cmn.KVPair

key-value result for iterator queries

type KVStore 

type KVStore interface {
	Store

	// Get returns nil iff key doesn't exist. Panics on nil key.
	Get(key []byte) []byte

	// Has checks if a key exists. Panics on nil key.
	Has(key []byte) bool

	// Set sets the key. Panics on nil key or value.
	Set(key, value []byte)

	// Delete deletes the key. Panics on nil key.
	Delete(key []byte)

	// Iterator over a domain of keys in ascending order. End is exclusive.
	// Start must be less than end, or the Iterator is invalid.
	// Iterator must be closed by caller.
	// To iterate over entire domain, use store.Iterator(nil, nil)
	// CONTRACT: No writes may happen within a domain while an iterator exists over it.
	Iterator(start, end []byte) Iterator

	// Iterator over a domain of keys in descending order. End is exclusive.
	// Start must be less than end, or the Iterator is invalid.
	// Iterator must be closed by caller.
	// CONTRACT: No writes may happen within a domain while an iterator exists over it.
	ReverseIterator(start, end []byte) Iterator

	// Prefix applied keys with the argument
	// CONTRACT: when Prefix is called on a KVStore more than once,
	// the concatanation of the prefixes is applied
	Prefix(prefix []byte) KVStore

	// Gas consuming store
	// CONTRACT: when Gas is called on a KVStore more than once,
	// the concatanation of the meters/configs is applied
	Gas(GasMeter, GasConfig) KVStore
}

KVStore is a simple interface to get/set data

type KVStoreKey 

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

KVStoreKey is used for accessing substores. Only the pointer value should ever be used - it functions as a capabilities key.

func NewKVStoreKey 

func NewKVStoreKey(name string) *KVStoreKey

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

func (*KVStoreKey) Name 

func (key *KVStoreKey) Name() string

func (*KVStoreKey) String 

func (key *KVStoreKey) String() string

type ModuleClients added in v0.27.0 

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 interface {
	Store

	// Cache wrap MultiStore.
	// NOTE: Caller should probably not call .Write() on each, but
	// call CacheMultiStore.Write().
	CacheMultiStore() CacheMultiStore

	// Convenience for fetching substores.
	// If the store does not exist, panics.
	GetStore(StoreKey) Store
	GetKVStore(StoreKey) KVStore

	// TracingEnabled returns if tracing is enabled for the MultiStore.
	TracingEnabled() bool

	// WithTracer sets the tracer for the MultiStore that the underlying
	// stores will utilize to trace operations. A MultiStore is returned.
	WithTracer(w io.Writer) MultiStore

	// WithTracingContext sets the tracing context for a MultiStore. It is
	// implied that the caller should update the context when necessary between
	// tracing operations. A MultiStore is returned.
	WithTracingContext(TraceContext) MultiStore

	// ResetTraceContext resets the current tracing context.
	ResetTraceContext() MultiStore
}

type Op 

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

XXX add description

type PeerFilter added in v0.18.0 

type PeerFilter func(info string) abci.ResponseQuery

respond to p2p filtering queries from Tendermint

type PruningOptions added in v0.30.0 

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

PruningStrategy specifies how old states will be deleted over time where keepRecent can be used with keepEvery to create a pruning "strategy".

func NewPruningOptions added in v0.30.0 

func NewPruningOptions(keepRecent, keepEvery int64) PruningOptions

func (PruningOptions) KeepEvery added in v0.30.0 

func (po PruningOptions) KeepEvery() int64

Keeps every N stated, deleting others.

func (PruningOptions) KeepRecent added in v0.30.0 

func (po PruningOptions) KeepRecent() int64

How much recent state will be kept. Older state will be deleted.

type Querier added in v0.25.0 

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 interface {
	Query(abci.RequestQuery) abci.ResponseQuery
}

Queryable allows a Store to expose internal state to the abci.Query interface. Multistore can route requests to the proper Store.

This is an optional, but useful extension to any CommitStore

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 []byte

	// Log is just debug 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

	// Tx fee amount and denom.
	FeeAmount int64
	FeeDenom  string

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

Result is the union of ResponseDeliverTx and ResponseCheckTx.

func (Result) IsOK 

func (res Result) IsOK() bool

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

type StakingHooks added in v0.25.0 

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
	AfterValidatorPowerDidChange(ctx Context, consAddr ConsAddress, valAddr ValAddress) // Called at EndBlock when a validator's power did change

	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 interface {
	GetStoreType() StoreType
	CacheWrapper
}

type StoreKey 

type StoreKey interface {
	Name() string
	String() string
}

StoreKey is a key used to index stores in a MultiStore.

type StoreType 

type StoreType int

kind of store 

const (
	//nolint
	StoreTypeMulti StoreType = iota
	StoreTypeDB
	StoreTypeIAVL
	StoreTypeTransient
)

type Tag added in v0.17.0 

type Tag = cmn.KVPair

Type synonym for convenience

func MakeTag added in v0.17.0 

func MakeTag(k string, v []byte) Tag

Make a tag from a key and a value

type Tags added in v0.17.0 

type Tags cmn.KVPairs

Type synonym for convenience

func EmptyTags added in v0.17.0 

func EmptyTags() Tags

New empty tags

func NewTags added in v0.17.0 

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

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

func (Tags) AppendTag added in v0.17.0 

func (t Tags) AppendTag(k string, v []byte) Tags

Append a single tag

func (Tags) AppendTags added in v0.17.0 

func (t Tags) AppendTags(tags Tags) Tags

Append two lists of tags

func (Tags) ToKVPairs added in v0.18.0 

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 added in v0.25.0 

func (msg *TestMsg) Route() string

nolint

func (*TestMsg) Type 

func (msg *TestMsg) Type() string

func (*TestMsg) ValidateBasic 

func (msg *TestMsg) ValidateBasic() Error

type TraceContext added in v0.21.0 

type TraceContext map[string]interface{}

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

type TransientStoreKey added in v0.24.0 

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

TransientStoreKey is used for indexing transient stores in a MultiStore

func NewTransientStoreKey added in v0.24.0 

func NewTransientStoreKey(name string) *TransientStoreKey

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

func (*TransientStoreKey) Name added in v0.24.0 

func (key *TransientStoreKey) Name() string

Implements StoreKey

func (*TransientStoreKey) String added in v0.24.0 

func (key *TransientStoreKey) String() string

Implements StoreKey

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 added in v0.28.1 

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

TxEncoder marshals transaction to bytes

type Uint added in v0.20.0 

type Uint 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 0 to 2^256-1

func MaxUint added in v0.30.0 

func MaxUint(i, i2 Uint) Uint

MaxUint returns the maximum between two unsigned integers.

func MinUint added in v0.20.0 

func MinUint(i1, i2 Uint) Uint

Return the minimum of the Uints

func NewUint added in v0.20.0 

func NewUint(n uint64) Uint

NewUint constructs Uint from int64

func NewUintFromBigInt added in v0.20.0 

func NewUintFromBigInt(i *big.Int) Uint

NewUintFromBigUint constructs Uint from big.Uint

func NewUintFromString added in v0.20.0 

func NewUintFromString(s string) (res Uint, ok bool)

NewUintFromString constructs Uint from string

func NewUintWithDecimal added in v0.20.0 

func NewUintWithDecimal(n uint64, dec int) Uint

NewUintWithDecimal constructs Uint with decimal Result value is n*10^dec

func OneUint added in v0.20.0 

func OneUint() Uint

OneUint returns Uint value with one

func ZeroUint added in v0.20.0 

func ZeroUint() Uint

ZeroUint returns Uint value with zero

func (Uint) Add added in v0.20.0 

func (i Uint) Add(i2 Uint) (res Uint)

Add adds Uint from another

func (Uint) AddRaw added in v0.20.0 

func (i Uint) AddRaw(i2 uint64) Uint

AddRaw adds uint64 to Uint

func (Uint) BigInt added in v0.20.0 

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

BigInt converts Uint to big.Unt

func (Uint) Div added in v0.20.0 

func (i Uint) Div(i2 Uint) (res Uint)

Div divides Uint with Uint

func (Uint) DivRaw added in v0.20.0 

func (i Uint) DivRaw(i2 uint64) Uint

Div divides Uint with uint64

func (Uint) Equal added in v0.20.0 

func (i Uint) Equal(i2 Uint) bool

Equal compares two Uints

func (Uint) GT added in v0.20.0 

func (i Uint) GT(i2 Uint) bool

GT returns true if first Uint is greater than second

func (Uint) IsUint64 added in v0.24.0 

func (i Uint) IsUint64() bool

IsUint64 returns true if Uint64() not panics

func (Uint) IsZero added in v0.20.0 

func (i Uint) IsZero() bool

IsZero returns true if Uint is zero

func (Uint) LT added in v0.20.0 

func (i Uint) LT(i2 Uint) bool

LT returns true if first Uint is lesser than second

func (Uint) MarshalAmino added in v0.20.0 

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

MarshalAmino defines custom encoding scheme

func (Uint) MarshalJSON added in v0.20.0 

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

MarshalJSON defines custom encoding scheme

func (Uint) Mod added in v0.24.0 

func (i Uint) Mod(i2 Uint) Uint

Mod returns remainder after dividing with Uint

func (Uint) ModRaw added in v0.24.0 

func (i Uint) ModRaw(i2 uint64) Uint

ModRaw returns remainder after dividing with uint64

func (Uint) Mul added in v0.20.0 

func (i Uint) Mul(i2 Uint) (res Uint)

Mul multiples two Uints

func (Uint) MulRaw added in v0.20.0 

func (i Uint) MulRaw(i2 uint64) Uint

MulRaw multipies Uint and uint64

func (Uint) SafeSub added in v0.27.0 

func (i Uint) SafeSub(i2 Uint) (Uint, bool)

SafeSub attempts to subtract one Uint from another. A boolean is also returned indicating if the result contains integer overflow.

func (Uint) Sign added in v0.20.0 

func (i Uint) Sign() int

Sign returns sign of Uint

func (Uint) String added in v0.24.0 

func (i Uint) String() string

Human readable string

func (Uint) Sub added in v0.20.0 

func (i Uint) Sub(i2 Uint) (res Uint)

Sub subtracts Uint from another

func (Uint) SubRaw added in v0.20.0 

func (i Uint) SubRaw(i2 uint64) Uint

SubRaw subtracts uint64 from Uint

func (Uint) Uint64 added in v0.20.0 

func (i Uint) Uint64() uint64

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

func (*Uint) UnmarshalAmino added in v0.20.0 

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

UnmarshalAmino defines custom decoding scheme

func (*Uint) UnmarshalJSON added in v0.20.0 

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

UnmarshalJSON defines custom decoding scheme

type ValAddress added in v0.20.0 

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 added in v0.20.0 

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

ValAddressFromBech32 creates a ValAddress from a Bech32 string.

func ValAddressFromHex added in v0.20.0 

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

ValAddressFromHex creates a ValAddress from a hex string.

func (ValAddress) Bytes added in v0.20.0 

func (va ValAddress) Bytes() []byte

Bytes returns the raw address bytes.

func (ValAddress) Empty added in v0.25.0 

func (va ValAddress) Empty() bool

Returns boolean for whether an AccAddress is empty

func (ValAddress) Equals added in v0.25.0 

func (va ValAddress) Equals(va2 Address) bool

Returns boolean for whether two ValAddresses are Equal

func (ValAddress) Format added in v0.20.0 

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

Format implements the fmt.Formatter interface. nolint: errcheck

func (ValAddress) Marshal added in v0.20.0 

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

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

func (ValAddress) MarshalJSON added in v0.20.0 

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

MarshalJSON marshals to JSON using Bech32.

func (ValAddress) String added in v0.20.0 

func (va ValAddress) String() string

String implements the Stringer interface.

func (*ValAddress) Unmarshal added in v0.20.0 

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

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

func (*ValAddress) UnmarshalJSON added in v0.20.0 

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

UnmarshalJSON unmarshals from JSON assuming Bech32 encoding.

type Validator added in v0.18.0 

type Validator interface {
	GetJailed() 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
	GetPower() Int                // validation power
	GetTokens() Int               // validation tokens
	GetCommission() Dec           // validator commission rate
	GetDelegatorShares() Dec      // total outstanding delegator shares
	GetBondHeight() int64         // height in which the validator became active
	GetDelegatorShareExRate() Dec // tokens per delegator share exchange rate
}

validator for a delegated proof of stake system

type ValidatorSet added in v0.18.0 

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
	TotalPower(Context) Int                             // total power of the validator set

	// 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

Source Files

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