Go Progress Bar
progress_bar creates a single customizable progress bar for Linux terminal.
go get -u github.com/ermanimer/progress_barCreates a progress bar with default parameters and given total value.
| Parameter | Description |
|---|---|
| totalValue | Total value of progress bar |
Default parameters:
| Default Parameter | Value |
|---|---|
| Default Schema | [{bar}][{percent}][{current}/{total}][Elapsed: {elapsed}s Remaining:{remaining}s] |
| Default Filled Character | # |
| Default Blank Character | . |
| Default Length | 50 |
NewProgressBar(output io.Writer, schema string, filledCharacter string, blankCharacter string, length float64, totalValue float64) *ProgressBar
Creates a progress bar with default parameters and given total value.
| Parameter | Description |
|---|---|
| output | Output of progress bar |
| schema | Schema of progress bar |
| filledCharacter | Filled character of progress bar |
| blankCharacter | Blank character of progress bar |
| length | Length of progress bar |
| totalValue | Total value of progress bar |
Schema Variables:
| Schema Variable | Value |
|---|---|
| {bar} | Bar of progress bar |
| {percent} | Percentage of progress bar |
| {current} | Current value of progress bar |
| {total} | Total value of progress bar |
| {elapsed} | Elapsed duration |
| {remaining} | Estimated remaining duration |
Starts progress bar.
Stops progress bar.
Updates progress bar with given value and stops progress bar is total value is reached.
| Parameter | Description |
|---|---|
| value | Current value of progress bar |
package main
import (
"fmt"
"time"
"github.com/ermanimer/progress_bar"
)
func main() {
//create new progress bar
pb := progress_bar.DefaultProgressBar(100)
//start
err := pb.Start()
if err != nil {
fmt.Println(err.Error())
return
}
//update
for value := 1; value <= 100; value++ {
time.Sleep(20 * time.Millisecond)
err := pb.Update(float64(value))
if err != nil {
fmt.Println(err.Error())
break
}
}
}Terminal Output:
package main
import (
"fmt"
"os"
"time"
"github.com/ermanimer/progress_bar"
)
func main() {
//create parameters
output := os.Stdout
schema := "({bar}) ({percent}) ({current} of {total} completed)"
filledCharacter := "="
blankCharacter := "-"
var length float64 = 60
var totalValue float64 = 80
//create new progress bar
pb := progress_bar.NewProgressBar(output, schema, filledCharacter, blankCharacter, length, totalValue)
//start
err := pb.Start()
if err != nil {
fmt.Println(err.Error())
return
}
//update
for value := 1; value <= 80; value++ {
time.Sleep(20 * time.Millisecond)
err := pb.Update(float64(value))
if err != nil {
fmt.Println(err.Error())
break
}
}
}Terminal Output:
New Progress Bar Colored With color:
package main
import (
"fmt"
"os"
"time"
"github.com/ermanimer/color/v2"
"github.com/ermanimer/progress_bar"
)
func main() {
//create parameters
output := os.Stdout
//create color functions
orange := (&color.Color{Foreground: 172}).SprintFunction()
grey := (&color.Color{Foreground: 246}).SprintFunction()
//create colored schema
bar := orange("{bar}")
percent := grey("{percent}")
schema := fmt.Sprintf("%s %s", bar, percent)
filledCharacter := "▆"
blankCharacter := " "
var length float64 = 50
var totalValue float64 = 80
//create new progress bar
pb := progress_bar.NewProgressBar(output, schema, filledCharacter, blankCharacter, length, totalValue)
//start
err := pb.Start()
if err != nil {
fmt.Println(err.Error())
return
}
//update
for value := 1; value <= 80; value++ {
time.Sleep(20 * time.Millisecond)
err := pb.Update(float64(value))
if err != nil {
fmt.Println(err.Error())
break
}
}
}Terminal Output:
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