prysm-pulse/monitoring/progress/progress.go

package progress

import (
	"fmt"

	"github.com/k0kubun/go-ansi"
	"github.com/schollz/progressbar/v3"
)

// InitializeProgressBar standard for use in Prysm.
func InitializeProgressBar(numItems int, msg string) *progressbar.ProgressBar {
	return progressbar.NewOptions(
		numItems,
		progressbar.OptionFullWidth(),
		progressbar.OptionSetWriter(ansi.NewAnsiStdout()),
		progressbar.OptionEnableColorCodes(true),
		progressbar.OptionSetTheme(progressbar.Theme{
			Saucer:        "[green]=[reset]",
			SaucerHead:    "[green]>[reset]",
			SaucerPadding: " ",
			BarStart:      "[",
			BarEnd:        "]",
		}),
		progressbar.OptionOnCompletion(func() { fmt.Println() }),
		progressbar.OptionSetDescription(msg),
	)
}