snowflake

package

v0.4.2 Latest Latest Go to latest Published: Mar 27, 2024 License: Apache-2.0 Imports: 10 Imported by: 0

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Repository

github.com/pme-sh/pmesh

Links

Open Source Insights

Documentation ¶

Constants ¶

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const (
	EpochBegin     = int64(1704067200000) // 2024-01-01T00:00:00Z
	SeqShift       = 0
	SeqMask        = uint64(0xFFF)
	MachineIDShift = 12
	MachineIDMask  = uint64(0x3FF000)
	TimestampShift = 22
)

Variables ¶

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var DefaultGenerator = &Generator{}

Functions ¶

This section is empty.

Types ¶

type Generator ¶

type Generator struct {
	MachineID uint32
	Sequence  uint32
}

func (*Generator) Next ¶

func (g *Generator) Next() ID

func (*Generator) NextAt ¶

func (g *Generator) NextAt(t time.Time) ID

func (*Generator) NextAtUnixMilli ¶

func (g *Generator) NextAtUnixMilli(t int64) ID

type ID ¶

type ID uint64

func From ¶

func From(value any) ID

func FromParts ¶

func FromParts(machineID uint32, seq uint32, unixMilli int64) ID

func New ¶

func New() ID

func Zero ¶

func Zero() ID

func (ID) IsZero ¶

func (i ID) IsZero() bool

func (ID) Lowerbound ¶

func (i ID) Lowerbound() ID

func (ID) MachineID ¶

func (i ID) MachineID() uint32

func (ID) MarshalJSON ¶

func (i ID) MarshalJSON() (res []byte, e error)

func (ID) MarshalText ¶

func (i ID) MarshalText() (res []byte, e error)

func (ID) Sequence ¶

func (i ID) Sequence() uint32

func (ID) String ¶

func (i ID) String() string

func (ID) Timestamp ¶

func (i ID) Timestamp() time.Time

func (ID) ToSlice ¶

func (i ID) ToSlice() []byte

func (*ID) UnmarshalJSON ¶

func (i *ID) UnmarshalJSON(data []byte) error

func (*ID) UnmarshalText ¶

func (i *ID) UnmarshalText(data []byte) error

func (ID) Upperbound ¶

func (i ID) Upperbound() ID

func (ID) Valid ¶

func (i ID) Valid() bool

Source Files ¶

View all Source files

id.go

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