Method validateCursor

texteditor/nav.go:27–33

validateCursor sets current cursor to a valid cursor position

()

// validateCursor sets current cursor to a valid cursor position
func (ed *Editor) validateCursor() {
	if ed.Buffer != nil {
		ed.CursorPos = ed.Buffer.ValidPos(ed.CursorPos)
	} else {
		ed.CursorPos = lexer.PosZero
	}
}

// wrappedLines returns the number of wrapped lines (spans) for given line number
func (ed *Editor) wrappedLines(ln int) int {