func()

in winterm/scroll_helper.go [30:45]

• 14 lines of code
• 4 McCabe index (conditional complexity)

func (h *windowsAnsiEventHandler) deleteLines(param int) error {
	info, err := GetConsoleScreenBufferInfo(h.fd)
	if err != nil {
		return err
	}

	start := info.CursorPosition.Y
	sr := h.effectiveSr(info.Window)
	// Lines cannot be inserted or deleted outside the scrolling region.
	if start >= sr.top && start <= sr.bottom {
		sr.top = start
		return h.scroll(param, sr, info)
	} else {
		return nil
	}
}