Method remove

internal/buffer/line_array.go:251–267

removes from start to end

(start, end Loc)

// removes from start to end
func (la *LineArray) remove(start, end Loc) []byte {
	la.lock.Lock()
	defer la.lock.Unlock()

	sub := la.Substr(start, end)
	startX := runeToByteIndex(start.X, la.lines[start.Y].data)
	endX := runeToByteIndex(end.X, la.lines[end.Y].data)
	if start.Y == end.Y {
		la.lines[start.Y].data = append(la.lines[start.Y].data[:startX], la.lines[start.Y].data[endX:]...)
	} else {
		la.deleteLines(start.Y+1, end.Y-1)
		la.deleteToEnd(Loc{startX, start.Y})
		la.deleteFromStart(Loc{endX - 1, start.Y + 1})
		la.joinLines(start.Y, start.Y+1)
	}
	return sub
}

// deleteToEnd deletes from the end of a line to the position
func (la *LineArray) deleteToEnd(pos Loc) {