util

Documentation

Overview

Package util provides utility functions.

Index

• func Check(e error)
• func HashCode(b []byte) uint32
• func NowNano() int64
• type Semaphore
  • func NewSemaphore(capacity uint) *Semaphore
  • func (s *Semaphore) Acquire()
  • func (s *Semaphore) AcquireMutex()
  • func (s *Semaphore) Release()

Functions

func Check

func Check(e error)

Check panics if the given error is not nil.

func HashCode

func HashCode(b []byte) uint32

HashCode returns a uint32 hash for the given byte array.

func NowNano

func NowNano() int64

NowNano returns UnixNano in UTC.

Types

type Semaphore

type Semaphore struct {
	sync.Locker
	// contains filtered or unexported fields
}

func NewSemaphore

func NewSemaphore(capacity uint) *Semaphore

func (*Semaphore) Acquire

func (s *Semaphore) Acquire()

func (*Semaphore) AcquireMutex

func (s *Semaphore) AcquireMutex()

func (*Semaphore) Release

func (s *Semaphore) Release()