Esempio n. 1
0
// save history
func (o *opHistory) New(current []rune) (err error) {
	current = runes.Copy(current)
	// if just use last command without modify
	// just clean lastest history
	if back := o.history.Back(); back != nil {
		prev := back.Prev()
		if prev != nil {
			use := o.showItem(o.current.Value.(*hisItem))
			if runes.Equal(use, prev.Value.(*hisItem).Source) {
				o.current = o.history.Back()
				o.current.Value.(*hisItem).Clean()
				o.historyVer++
				return nil
			}
		}
	}
	if len(current) == 0 {
		o.current = o.history.Back()
		if o.current != nil {
			o.current.Value.(*hisItem).Clean()
			o.historyVer++
			return nil
		}
	}

	if o.current != o.history.Back() {
		// move history item to current command
		currentItem := o.current.Value.(*hisItem)
		// set current to last item
		o.current = o.history.Back()

		current = runes.Copy(currentItem.Tmp)
	}

	// err only can be a IO error, just report
	err = o.Update(current, true)

	// push a new one to commit current command
	o.historyVer++
	o.Push(nil)
	return
}
Esempio n. 2
0
func (o *opCompleter) OnComplete() {
	if o.IsInCompleteSelectMode() {
		o.doSelect()
		return
	}

	buf := o.op.buf
	rs := buf.Runes()

	if o.IsInCompleteMode() && runes.Equal(rs, o.candidateSource) {
		o.EnterCompleteSelectMode()
		o.doSelect()
		return
	}

	o.ExitCompleteSelectMode()
	o.candidateSource = rs
	newLines, offset := o.ac.Do(rs, buf.idx)
	if len(newLines) == 0 {
		o.ExitCompleteMode(false)
		return
	}

	// only Aggregate candidates in non-complete mode
	if !o.IsInCompleteMode() {
		if len(newLines) == 1 {
			buf.WriteRunes(newLines[0])
			o.ExitCompleteMode(false)
			return
		}

		same, size := runes.Aggregate(newLines)
		if size > 0 {
			buf.WriteRunes(same)
			o.ExitCompleteMode(false)
			return
		}
	}

	o.EnterCompleteMode(offset, newLines)
}
Esempio n. 3
0
func (o *opHistory) NewHistory(current []rune) {
	// if just use last command without modify
	// just clean lastest history
	if back := o.history.Back(); back != nil {
		prev := back.Prev()
		if prev != nil {
			use := o.showItem(o.current.Value.(*hisItem))
			if runes.Equal(use, prev.Value.(*hisItem).Source) {
				o.current = o.history.Back()
				o.current.Value.(*hisItem).Clean()
				o.historyVer++
				return
			}
		}
	}
	if len(current) == 0 {
		o.current = o.history.Back()
		if o.current != nil {
			o.current.Value.(*hisItem).Clean()
			o.historyVer++
			return
		}
	}

	if o.current != o.history.Back() {
		// move history item to current command
		use := o.current.Value.(*hisItem)
		o.current = o.history.Back()
		current = use.Tmp
	}

	o.UpdateHistory(current, true)

	// push a new one to commit current command
	o.historyVer++
	o.PushHistory(nil)
}