// 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
}
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)
}
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)
}