Progress bar implementation in Go with github.com/cheggaaa/pb/v3

main.go

package main

import (
	"progressbar_example/progress"
	"time"
)

func main() {
	count := 10000

	bar := progress.NewProgressBar(int64(count))
	bar.
		Start()
	defer bar.Finish()

	for i := 0; i < count; i++ {
		bar.Increment()
		time.Sleep(1 * time.Millisecond)
	}
}

progress.go

package progress

import (
	"time"

	pb "github.com/cheggaaa/pb/v3"
)

func NewProgressBar(count int64) *pb.ProgressBar {
	return pb.New64(count).
		SetTemplate(
			` Progress: {{ bar . "[" "▉" (cycle . "⠋" "⠙" "⠹" "⠸" "⠼" "⠴" "⠦" "⠧" "⠇" "⠏") "." "]"}} {{ percent . }} `,
		).
		SetRefreshRate(100 * time.Millisecond)
}