buffer

package
v1.18.0 Latest Latest
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Published: Dec 8, 2019 License: Apache-2.0 Imports: 3 Imported by: 2

Documentation

Overview

Package buffer provides a simple ring buffer for storing local data

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type Buffer

type Buffer struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

Buffer is ring buffer

func New

func New(i int) *Buffer

New returns a new buffer of the given size

func (*Buffer) Get

func (b *Buffer) Get(n int) []*Entry

Get returns the last n entries

func (*Buffer) Put

func (b *Buffer) Put(v interface{})

Put adds a new value to ring buffer

func (*Buffer) Since added in v1.17.1

func (b *Buffer) Since(t time.Time) []*Entry

Return the entries since a specific time

func (*Buffer) Size

func (b *Buffer) Size() int

Size returns the size of the ring buffer

func (*Buffer) Stream added in v1.18.0

func (b *Buffer) Stream(stop chan bool) <-chan *Entry

Stream logs from the buffer

type Entry added in v1.17.1

type Entry struct {
	Value     interface{}
	Timestamp time.Time
}

Entry is ring buffer data entry

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