code: func (b *ProgressBar) SetLimits(min, max int) {
  	b.min = min
  	b.max = max
  
  	if b.value < b.min {
  		b.value = min
  	}
  	if b.value > b.max {
  		b.value = max
  	}
  }
docs: // SetLimits set new ProgressBar limits. The current value
  // is adjusted if it exceeds new limits