INNER CODE UNIT · Go

deleteLine

asciimoo/wuzz · commands.go:167

func deleteLine(_ *gocui.Gui, v *gocui.View) error {
	if !v.Editable {
		return nil
	}
	_, curY := v.Cursor()
	_, oY := v.Origin()
	currentLine := curY + oY
	viewLines := strings.Split(strings.TrimSpace(v.Buffer()), "\n")
	if currentLine >= len(viewLines) {
		return nil
	}
	v.Clear()
	if currentLine > 0 {
		fmt.Fprintln(v, strings.Join(viewLines[:currentLine], "\n"))
	}
	fmt.Fprint(v, strings.Join(viewLines[currentLine+1:], "\n"))
	v.SetCursor(0, currentLine)
	v.SetOrigin(0, oY)

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