internal

Documentation

Index

• func BuildVersionString() string
• type CommaSeparatedListFlag
  • func (a *CommaSeparatedListFlag) Set(attributes string) error
  • func (a *CommaSeparatedListFlag) String() string
  • func (a *CommaSeparatedListFlag) Type() string
• type Semaphore
  • func NewSemaphore(n int) Semaphore
  • func (s Semaphore) Acquire()
  • func (s Semaphore) Release()

Functions

func BuildVersionString

func BuildVersionString() string

Types

type CommaSeparatedListFlag

type CommaSeparatedListFlag []string

func (*CommaSeparatedListFlag) Set

func (a *CommaSeparatedListFlag) Set(attributes string) error

Set is the method to set the flag value, part of the flag.Value interface. Set's argument is a string to be parsed to set the flag. It's a comma-separated list, so we split it.

func (*CommaSeparatedListFlag) String

func (a *CommaSeparatedListFlag) String() string

func (*CommaSeparatedListFlag) Type

func (a *CommaSeparatedListFlag) Type() string

type Semaphore

type Semaphore chan struct{}

Semaphore is a thin wrapper around a channel for using it as a semaphore.

func NewSemaphore

func NewSemaphore(n int) Semaphore

NewSemaphore creates a semaphore that allows up to a given limit of simultaneous acquisitions.

func (Semaphore) Acquire

func (s Semaphore) Acquire()

Acquire is used to acquire an available slot. Blocks until available.

func (Semaphore) Release

func (s Semaphore) Release()

Release is used to return a slot. Acquire must be called as a pre-condition.