Method Insert

lua.go:591–596

Insert moves the top element into the given valid index, shifting up the elements above this index to open space. This function cannot be called with a pseudo-index, because a pseudo-index is not an actual stack position. http://www.lua.org/manual/5.2/manual.html#lua_insert

(index int)

//
// http://www.lua.org/manual/5.2/manual.html#lua_insert
func (l *State) Insert(index int) {
	apiCheckStackIndex(index, l.indexToValue(index))
	i := l.callInfo.function + l.AbsIndex(index)
	copy(l.stack[i+1:l.top+1], l.stack[i:l.top])
	l.stack[i] = l.stack[l.top]
}

func (l *State) move(dest int, src value) { l.setIndexToValue(dest, src) }