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common

package

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Versions in this module

v1

v1.1.0

Aug 8, 2019

v1.0.0

Apr 30, 2019

Changes in this version

+ func NewID() string

v0

v0.2.0

Dec 11, 2018

Changes in this version

+ const HashLength

+ const PREFIX

+ var ErrAlreadyStarted = errors.New("already started")

+ var ErrAlreadyStopped = errors.New("already stopped")

+ var ErrBig256Range = NewError("hex number > 256 bits")

+ var ErrEmptyData = errors.New("empty hex data")

+ var ErrEmptyNumber = NewError("hex string \"0x\"")

+ var ErrLeadingZero = NewError("hex number with leading zero digits")

+ var ErrMissingPrefix = errors.Errorf("hex string without %s prefix", PREFIX)

+ var ErrOddLength = errors.New("hex string of odd length")

+ var ErrSyntax = NewError("invalid hex string")

+ var ErrUint64Range = NewError("hex number > 64 bits")

+ var ErrUintRange = NewError(fmt.Sprintf("hex number > %d bits", uintBits))

+ var Fmt = func(format string, a ...interface{}) string

+ var Ghex = New(PREFIX)

+ func ASCIITrim(s string) string

+ func DecodeUint64(input string) (uint64, error)

+ func EnsureDir(dir string, mode os.FileMode) error

+ func Exit(s string)

+ func FileExists(filePath string) bool

+ func GoPath() string

+ func IsASCIIText(s string) bool

+ func IsDirEmpty(name string) (bool, error)

+ func IsHex(s string) bool

+ func Kill() error

+ func MustReadFile(filePath string) []byte

+ func MustWriteFile(filePath string, contents []byte, mode os.FileMode)

+ func PanicConsensus(v interface{})

+ func PanicCrisis(v interface{})

+ func PanicQ(v interface{})

+ func PanicSanity(v interface{})

+ func Prompt(prompt string, defaultValue string) (string, error)

+ func RandBool() bool

+ func RandBytes(n int) []byte

+ func RandFloat32() float32

+ func RandFloat64() float64

+ func RandInt() int

+ func RandInt16() int16

+ func RandInt31() int32

+ func RandInt31n(n int32) int32

+ func RandInt32() int32

+ func RandInt63() int64

+ func RandInt63n(n int64) int64

+ func RandInt64() int64

+ func RandIntn(n int) int

+ func RandPerm(n int) []int

+ func RandStr(length int) string

+ func RandTime() time.Time

+ func RandUint() uint

+ func RandUint16() uint16

+ func RandUint32() uint32

+ func RandUint64() uint64

+ func ReadFile(filePath string) ([]byte, error)

+ func Seed(seed int64)

+ func SplitAndTrim(s, sep, cutset string) []string

+ func StringInSlice(a string, list []string) bool

+ func StripHex(s string) string

+ func TrapSignal(cb func())

+ func WriteFile(filePath string, contents []byte, mode os.FileMode) error

+ type BaseService struct

+ Logger log.Logger

+ func NewBaseService(logger log.Logger, name string, impl Service) *BaseService

+ func (bs *BaseService) IsRunning() bool

+ func (bs *BaseService) OnReset() error

+ func (bs *BaseService) OnStart() error

+ func (bs *BaseService) OnStop()

+ func (bs *BaseService) Quit() <-chan struct{}

+ func (bs *BaseService) Reset() error

+ func (bs *BaseService) SetLogger(l log.Logger)

+ func (bs *BaseService) Start() error

+ func (bs *BaseService) Stop() error

+ func (bs *BaseService) String() string

+ func (bs *BaseService) Wait()

+ type Big big.Int

+ func NewBig(bigint *big.Int) *Big

+ func (b *Big) UnmarshalJSON(input []byte) error

+ func (b *Big) UnmarshalText(input []byte) error

+ func (b Big) MarshalJSON() ([]byte, error)

+ func (b Big) MarshalText() ([]byte, error)

+ func (b Big) String() string

+ func (b Big) ToBigInt() *big.Int

+ func (b Big) ToBytes() []byte

+ type Bytes []byte

+ func NewBytes(data []byte) *Bytes

+ func (bz *Bytes) Unmarshal(data []byte) error

+ func (bz *Bytes) UnmarshalJSON(data []byte) error

+ func (bz *Bytes) UnmarshalText(data []byte) error

+ func (bz Bytes) Bytes() []byte

+ func (bz Bytes) Format(s fmt.State, verb rune)

+ func (bz Bytes) Marshal() ([]byte, error)

+ func (bz Bytes) MarshalJSON() ([]byte, error)

+ func (bz Bytes) String() string

+ type Error interface

+ Data func() interface{}

+ Error func() string

+ Stacktrace func() Error

+ Trace func(offset int, format string, args ...interface{}) Error

+ func ErrorWrap(cause interface{}, format string, args ...interface{}) Error

+ func NewError(format string, args ...interface{}) Error

+ func NewErrorWithData(data interface{}) Error

+ type FmtError struct

+ func (fe FmtError) Error() string

+ func (fe FmtError) Format() string

+ func (fe FmtError) String() string

+ type Hash [HashLength]byte

+ func BigToHash(b *big.Int) Hash

+ func BytesToHash(b []byte) Hash

+ func HexToHash(s string) Hash

+ func (h *Hash) SetBytes(b []byte)

+ func (h *Hash) UnmarshalJSON(input []byte) error

+ func (h Hash) Big() *big.Int

+ func (h Hash) Bytes() []byte

+ func (h Hash) Format(s fmt.State, c rune)

+ func (h Hash) Generate(rand *rand.Rand, size int) reflect.Value

+ func (h Hash) Hex() string

+ func (h Hash) MarshalJSON() ([]byte, error)

+ func (h Hash) String() string

+ func (h Hash) TerminalString() string

+ type Hex struct

+ func New(prefix string) *Hex

+ func (h *Hex) Decode(dst, src []byte) (int, error)

+ func (h *Hex) DecodeLen(n int) int

+ func (h *Hex) DecodeString(data string) ([]byte, error)

+ func (h *Hex) Encode(dst, src []byte) (int, error)

+ func (h *Hex) EncodeBig(data *big.Int) []byte

+ func (h *Hex) EncodeLen(n int) int

+ func (h *Hex) EncodeToString(data []byte) string

+ func (h *Hex) EncodeUint(data uint) []byte

+ func (h *Hex) EncodeUint64(data uint64) []byte

+ func (h *Hex) HasPrefix(data []byte) bool

+ func (h *Hex) MustDecodeString(data string) []byte

+ func (h *Hex) String() string

+ type Rand struct

+ func NewRand() *Rand

+ func (r *Rand) Bool() bool

+ func (r *Rand) Bytes(n int) []byte

+ func (r *Rand) Float32() float32

+ func (r *Rand) Float64() float64

+ func (r *Rand) Int() int

+ func (r *Rand) Int16() int16

+ func (r *Rand) Int31() int32

+ func (r *Rand) Int31n(n int32) int32

+ func (r *Rand) Int32() int32

+ func (r *Rand) Int63() int64

+ func (r *Rand) Int63n(n int64) int64

+ func (r *Rand) Int64() int64

+ func (r *Rand) Intn(n int) int

+ func (r *Rand) Perm(n int) []int

+ func (r *Rand) Seed(seed int64)

+ func (r *Rand) Str(length int) string

+ func (r *Rand) Time() time.Time

+ func (r *Rand) Uint() uint

+ func (r *Rand) Uint16() uint16

+ func (r *Rand) Uint32() uint32

+ func (r *Rand) Uint64() uint64

+ type Service interface

+ IsRunning func() bool

+ OnReset func() error

+ OnStart func() error

+ OnStop func()

+ Quit func() <-chan struct{}

+ Reset func() error

+ SetLogger func(log.Logger)

+ Start func() error

+ Stop func() error

+ String func() string

+ type Uint uint

+ func NewUint(i uint) *Uint

+ func (b *Uint) UnmarshalJSON(input []byte) error

+ func (b *Uint) UnmarshalText(input []byte) error

+ func (b Uint) MarshalJSON() ([]byte, error)

+ func (b Uint) MarshalText() ([]byte, error)

+ func (b Uint) String() string

+ func (b Uint) ToBytes() []byte

+ func (b Uint) Touint() uint

+ type Uint64 uint64

+ func NewUint64(i uint64) *Uint64

+ func (b *Uint64) UnmarshalJSON(input []byte) error

+ func (b *Uint64) UnmarshalText(input []byte) error

+ func (b Uint64) MarshalJSON() ([]byte, error)

+ func (b Uint64) MarshalText() ([]byte, error)

+ func (b Uint64) String() string

+ func (b Uint64) ToBytes() []byte

+ func (b Uint64) Touint64() uint64