util

Documentation

Index

• Constants
• func AvgMultipleTrackers(trackers []*AvgTracker) float64
• func CaseInsensitiveLess(s1, s2 string) bool
• func Format(n int64) string
• func OrderedBy(less []LessFunc) *multiSorter
• type AvgTracker
  • func NewAvgTracker(intrvl time.Duration) *AvgTracker
  • func (r *AvgTracker) Avg() float64
  • func (r *AvgTracker) Rate() int
  • func (r *AvgTracker) Track(val int64)
• type ByteSize
  • func (b ByteSize) String() string
• type LessFunc
  • func Reverse(less LessFunc) LessFunc
• type RateCounter
  • func NewRateCounter(intrvl time.Duration) *RateCounter
  • func (r *RateCounter) Incr()
  • func (r *RateCounter) Rate() int
• type Sortable

Constants

const (
	CLEAR = "\033[0m"

	BLACK  = "\033[30"
	RED    = "\033[31"
	GREEN  = "\033[32"
	YELLOW = "\033[33"
	BLUE   = "\033[34"
	PURPLE = "\033[35"
	CYAN   = "\033[36"
	WHITE  = "\033[37"

	BRIGHT    = ";1m"
	DIM       = ";2m"
	UNDERLINE = ";4m"
	//FLASH = ";5m"
	REVERSE = ";7m"

	BRIGHT_BLACK    = BLACK + BRIGHT
	DIM_BLACK       = BLACK + DIM
	UNDERLINE_BLACK = BLACK + UNDERLINE
	REVERSE_BLACK   = BLACK + REVERSE

	BRIGHT_RED    = RED + BRIGHT
	DIM_RED       = RED + DIM
	UNDERLINE_RED = RED + UNDERLINE
	REVERSE_RED   = RED + REVERSE

	BRIGHT_GREEN    = GREEN + BRIGHT
	DIM_GREEN       = GREEN + DIM
	UNDERLINE_GREEN = GREEN + UNDERLINE
	REVERSE_GREEN   = GREEN + REVERSE

	BRIGHT_YELLOW    = YELLOW + BRIGHT
	DIM_YELLOW       = YELLOW + DIM
	UNDERLINE_YELLOW = YELLOW + UNDERLINE
	REVERSE_YELLOW   = YELLOW + REVERSE

	BRIGHT_BLUE    = BLUE + BRIGHT
	DIM_BLUE       = BLUE + DIM
	UNDERLINE_BLUE = BLUE + UNDERLINE
	REVERSE_BLUE   = BLUE + REVERSE

	BRIGHT_PURPLE    = PURPLE + BRIGHT
	DIM_PURPLE       = PURPLE + DIM
	UNDERLINE_PURPLE = PURPLE + UNDERLINE
	REVERSE_PURPLE   = PURPLE + REVERSE

	BRIGHT_WHITE    = WHITE + BRIGHT
	DIM_WHITE       = WHITE + DIM
	UNDERLINE_WHITE = WHITE + UNDERLINE
	REVERSE_WHITE   = WHITE + REVERSE

	BRIGHT_CYAN    = CYAN + BRIGHT
	DIM_CYAN       = CYAN + DIM
	UNDERLINE_CYAN = CYAN + UNDERLINE
	REVERSE_CYAN   = CYAN + REVERSE
)

Functions

func AvgMultipleTrackers

func AvgMultipleTrackers(trackers []*AvgTracker) float64

func CaseInsensitiveLess

func CaseInsensitiveLess(s1, s2 string) bool

func Format

func Format(n int64) string

func OrderedBy

func OrderedBy(less []LessFunc) *multiSorter

OrderedBy returns a Sorter that sorts using the less functions, in order. Call its Sort method to sort the data.

Types

type AvgTracker

type AvgTracker struct {
	// contains filtered or unexported fields
}

A RateCounter is a thread-safe counter which returns the number of times 'Incr' has been called in the last interval

func NewAvgTracker

func NewAvgTracker(intrvl time.Duration) *AvgTracker

Constructs a new RateCounter, for the interval provided

func (*AvgTracker) Avg

func (r *AvgTracker) Avg() float64

func (*AvgTracker) Rate

func (r *AvgTracker) Rate() int

Return the current number of events in the last interval

func (*AvgTracker) Track

func (r *AvgTracker) Track(val int64)

Add an event into the RateCounter

type ByteSize

type ByteSize float64

const (
	KB ByteSize = 1 << (10 * iota)
	MB
	GB
	TB
	PB
	EB
	ZB
	YB
)

func (ByteSize) String

func (b ByteSize) String() string

type LessFunc

type LessFunc func(p1, p2 Sortable) bool

func Reverse

func Reverse(less LessFunc) LessFunc

type RateCounter

type RateCounter struct {
	// contains filtered or unexported fields
}

A RateCounter is a thread-safe counter which returns the number of times 'Incr' has been called in the last interval

func NewRateCounter

func NewRateCounter(intrvl time.Duration) *RateCounter

Constructs a new RateCounter, for the interval provided

func (*RateCounter) Incr

func (r *RateCounter) Incr()

Add an event into the RateCounter

func (*RateCounter) Rate

func (r *RateCounter) Rate() int

Return the current number of events in the last interval

type Sortable

type Sortable interface{}