wow

README

wow

Beautiful spinners for Go commandline apps

Install

go get -u github.com/gernest/wow

Usage

package main

import (
	"os"
	"time"

	"github.com/gernest/wow"
	"github.com/gernest/wow/spin"
)

func main() {
	w := wow.New(os.Stdout, spin.Get(spin.Dots), "Such Spins")
	w.Start()
	time.Sleep(2 * time.Second)
	w.Text("Very emojis").Spinner(spin.Get(spin.Hearts))
	time.Sleep(2 * time.Second)
	w.PersistWith(spin.Spinner{Frames: []string{"👍"}}, " Wow!")
}

Available spinners

Name	What it looks like
Star2
GrowHorizontal
Squish
Toggle12
Smiley
Hearts
Dots3
Dots11
Balloon
Clock
Dots4
SquareCorners
CircleHalves
Star
Arc
Toggle13
BoxBounce
Line2
Pipe
Triangle
Shark
Line
Arrow
Earth
Dots5
Toggle11
CircleQuarters
Toggle9
Dots9
Bounce
Toggle2
Toggle7
Arrow3
Moon
Dots6
Christmas
Dots10
Hamburger
BoxBounce2
BouncingBar
Flip
Dots8
Dots12
Noise
Toggle3
Toggle6
Runner
Dqpb
Dots
Toggle4
Monkey
Dots7
SimpleDots
GrowVertical
Circle
Toggle
Toggle5
Arrow2
Dots2
Toggle8
Toggle10
BouncingBall
SimpleDotsScrolling
Pong
Weather
Balloon2

Documentation

Index

• func ForceOutput(w *Wow)
• type LogSymbol
  • func (s LogSymbol) String() string
• type Wow
  • func New(o io.Writer, s spin.Spinner, text string, options ...func(*Wow)) *Wow
  • func (w *Wow) Persist()
  • func (w *Wow) PersistWith(s spin.Spinner, text string)
  • func (w *Wow) Spinner(s spin.Spinner) *Wow
  • func (w *Wow) Start()
  • func (w *Wow) Stop()
  • func (w *Wow) Text(txt string) *Wow

Functions

func ForceOutput

func ForceOutput(w *Wow)

ForceOutput forces all output even if not not outputting directly to a terminal

Types

type LogSymbol

type LogSymbol uint

LogSymbol is a log severity level

const (
	INFO LogSymbol = iota
	SUCCESS
	WARNING
	ERROR
)

common log symbos

func (LogSymbol) String

func (s LogSymbol) String() string

type Wow

type Wow struct {
	IsTerminal bool
	// contains filtered or unexported fields
}

Wow writes beautiful spinners on the terminal.

func New

func New(o io.Writer, s spin.Spinner, text string, options ...func(*Wow)) *Wow

New creates a new wow instance ready to start spinning.

func (*Wow) Persist

func (w *Wow) Persist()

Persist writes the last character of the currect spinner frames together with the text on stdout.

A new line is added at the end to ensure the text stay that way.

func (*Wow) PersistWith

func (w *Wow) PersistWith(s spin.Spinner, text string)

PersistWith writes the last frame of s together with text with a new line added to make it stick.

func (*Wow) Spinner

func (w *Wow) Spinner(s spin.Spinner) *Wow

Spinner sets s to the current spinner

func (*Wow) Start

func (w *Wow) Start()

Start starts the spinner. The frames are written based on the spinner interval.

func (*Wow) Stop

func (w *Wow) Stop()

Stop stops the spinner

func (*Wow) Text

func (w *Wow) Text(txt string) *Wow

Text adds text to the current spinner